{
  "movementInterpretation": "Vehicle and truck movements are classified TIRTL sensor passings, not counts of unique vehicles or unique trucks.",
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      "locality_name": "PORT MELBOURNE",
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      "truck_share_of_night_traffic": 7.482107366429657,
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      "site_heading_key": "107_E",
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      "site_name": "M80 Outbound - Keilor park off ramp (EB)",
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      "truck_share_of_night_traffic": 8.961191276648439,
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      "site_heading_key": "167_E",
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      "locality_name": "MOUNT WAVERLEY",
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      "truck_share_of_night_traffic": 8.78448177924792,
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      "truck_share_of_night_traffic": 9.406570730585841,
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      "night_share_of_trucks": 16.336409407914953,
      "truck_share_of_night_traffic": 8.68415477034067,
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      "night_share_of_trucks": 16.814012166604392,
      "truck_share_of_night_traffic": 9.36792723809203,
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      "night_share_of_trucks": 16.77386956690253,
      "truck_share_of_night_traffic": 9.514756044579988,
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      "corridor": "M80 Ring Road \u2014 northern section",
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      "corridor": "M80 Ring Road \u2014 northern section",
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      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "site_name": "WGT - Distributor Carriageway to Main Carriageway",
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      "corridor": "West Gate Tunnel corridor",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.82667751,
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      "truck_share_of_night_traffic": 2.694765935394714,
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      "weekend_night_trucks": 108.0,
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      "corridor": "Fitzgerald Road",
      "road_class_effective": "Industrial / freight arterial",
      "lat": -37.835882,
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      "truck_pct": 17.5,
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      "weekend_night_trucks": 0.0,
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      "locality_name": "DANDENONG",
      "region": "South-East",
      "corridor": "A1 / Princes Highway \u2014 Dandenong",
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      "truck_share_of_night_traffic": 50.0,
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      "weekend_night_trucks": 3.0,
      "coverage_days": 52
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      "corridor": "Sydney Road",
      "road_class_effective": "Arterial / monitored road corridor",
      "lat": -37.700743,
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      "truck_pct": 3.125,
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      "evening_trucks": 3.0,
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      "truck_share_of_night_traffic": 7.657657657657658,
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      "weekend_night_trucks": 2.0,
      "coverage_days": 159
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      "site_heading_key": "504_W",
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      "heading": "W",
      "site_name": "M1 West Gate Bridge Inbound (EB)",
      "direction_label": "westbound",
      "locality_name": "PORT MELBOURNE",
      "region": "Inner Melbourne",
      "corridor": "M1 / West Gate Bridge",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8309,
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      "truck_pct": 3.3236994219653178,
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      "evening_trucks": 2.0,
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      "weekend_night_trucks": 1.0,
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      "heading": "S",
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      "locality_name": "BRIGHTON EAST",
      "region": "South-East",
      "corridor": "Nepean Highway",
      "road_class_effective": "Arterial / monitored road corridor",
      "lat": -37.912029,
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      "truck_pct": 47.5,
      "day_trucks": 14.0,
      "evening_trucks": 5.0,
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      "night_share_of_trucks": 0.0,
      "truck_share_of_night_traffic": 0.0,
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      "coverage_days": 35
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    {
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      "site_name": "M1 Outbound - Clyde Rd Exit Ramp Bullnose (CH 44950)",
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      "locality_name": "BERWICK",
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      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.043669,
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      "evening_trucks": 1.0,
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      "truck_share_of_night_traffic": 7.936507936507937,
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      "weekend_night_trucks": 5.0,
      "coverage_days": 41
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      "site_name": "Mountain Hwy NR Violen St (WB)",
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      "locality_name": "BAYSWATER",
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      "corridor": "Mountain Highway",
      "road_class_effective": "Arterial / monitored road corridor",
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      "evening_trucks": 2.0,
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      "truck_share_of_night_traffic": 28.571428571428573,
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      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "truck_pct": 14.851485148514852,
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      "evening_trucks": 6.0,
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      "truck_share_of_night_traffic": 0.0,
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      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.046046,
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      "truck_pct": 6.989247311827957,
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      "evening_trucks": 7.0,
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      "heading": "S",
      "site_name": "Tullamarine FWY Outbound - Before Terminal Dr Exit (NB)",
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      "locality_name": "MELBOURNE AIRPORT",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.677287,
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      "trucks": 13.0,
      "truck_pct": 4.850746268656716,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": 100.0,
      "truck_share_of_night_traffic": 4.868913857677903,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 15
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      "heading": "W",
      "site_name": "M1 Outbound - CH 20300",
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      "locality_name": "MOUNT WAVERLEY",
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      "road_class_effective": "Freeway / motorway corridor",
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      "truck_pct": 81.25,
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      "weekend_night_trucks": 0.0,
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      "road_class_effective": "Freeway / motorway corridor",
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      "truck_pct": 22.22222222222222,
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      "locality_name": "LAVERTON NORTH",
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      "corridor": "Fitzgerald Road",
      "road_class_effective": "Industrial / freight arterial",
      "lat": -37.835621,
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      "trucks": 9.0,
      "truck_pct": 6.338028169014085,
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      "evening_trucks": 3.0,
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      "night_share_of_trucks": 66.66666666666667,
      "truck_share_of_night_traffic": 12.76595744680851,
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      "heading": "W",
      "site_name": "Mountain Hwy NR Violen St (EB)",
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      "locality_name": "BAYSWATER",
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      "corridor": "Mountain Highway",
      "road_class_effective": "Arterial / monitored road corridor",
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      "truck_pct": 37.5,
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      "night_share_of_trucks": 77.77777777777777,
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      "site_heading_key": "114_E",
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      "heading": "E",
      "site_name": "M80 Inbound - Altona bound EJ Whitten bridge (WB)",
      "direction_label": "eastbound",
      "locality_name": "KEILOR EAST",
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      "corridor": "M80 Ring Road \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
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      "truck_pct": 23.80952380952381,
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      "night_share_of_trucks": 100.0,
      "truck_share_of_night_traffic": 38.46153846153846,
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      "weekend_night_trucks": 5.0,
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      "locality_name": "FAWKNER",
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      "corridor": "Sydney Road",
      "road_class_effective": "Arterial / monitored road corridor",
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      "truck_pct": 26.666666666666668,
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      "evening_trucks": 2.0,
      "night_trucks": 2.0,
      "night_share_of_trucks": 50.0,
      "truck_share_of_night_traffic": 33.333333333333336,
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      "weekend_night_trucks": 0.0,
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      "direction_label": "westbound",
      "locality_name": "OFFICER",
      "region": "South-East",
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      "road_class_effective": "Freeway / motorway corridor",
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      "truck_pct": 2.9197080291970803,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": 25.0,
      "truck_share_of_night_traffic": 12.5,
      "weekday_night_trucks": 1.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 10
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    {
      "site_heading_key": "249_W",
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      "heading": "W",
      "site_name": "Princes Hwy and James St (EB)",
      "direction_label": "westbound",
      "locality_name": "DANDENONG",
      "region": "South-East",
      "corridor": "A1 / Princes Highway \u2014 Dandenong",
      "road_class_effective": "Arterial / monitored road corridor",
      "lat": -37.979226,
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      "truck_pct": 18.181818181818183,
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      "night_trucks": 3.0,
      "night_share_of_trucks": 75.0,
      "truck_share_of_night_traffic": 20.0,
      "weekday_night_trucks": 3.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 11
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    {
      "site_heading_key": "568_W",
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      "heading": "W",
      "site_name": "WGT - Inbound M80 Ring Rd to Eastbound Main Carriageway",
      "direction_label": "westbound",
      "locality_name": "LAVERTON NORTH",
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      "corridor": "M80 Ring Road \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
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      "trucks": 3.0,
      "truck_pct": 5.2631578947368425,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": 100.0,
      "truck_share_of_night_traffic": 20.0,
      "weekday_night_trucks": 3.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 12
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      "heading": "N",
      "site_name": "Nepean Hwy NR Arnot St (SB)",
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      "locality_name": "BRIGHTON EAST",
      "region": "South-East",
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      "road_class_effective": "Arterial / monitored road corridor",
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      "truck_pct": 33.333333333333336,
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      "night_share_of_trucks": 0.0,
      "truck_share_of_night_traffic": null,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 8
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      "site_heading_key": "90_W",
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      "heading": "W",
      "site_name": "M1 Outbound - before Cardinia exit (CH 53510)",
      "direction_label": "westbound",
      "locality_name": "OFFICER",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "vehicles": 63.0,
      "trucks": 3.0,
      "truck_pct": 4.761904761904762,
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      "night_share_of_trucks": 0.0,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 7
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    {
      "site_heading_key": "221_W",
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      "heading": "W",
      "site_name": "M1 Outbound - CH 52918",
      "direction_label": "westbound",
      "locality_name": "OFFICER",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "vehicles": 101.0,
      "trucks": 3.0,
      "truck_pct": 2.9702970297029703,
      "day_trucks": 3.0,
      "evening_trucks": 0.0,
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      "night_share_of_trucks": 0.0,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 7
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    {
      "site_heading_key": "155_S",
      "source_site": 155,
      "heading": "S",
      "site_name": "Tullamarine FWY Outbound - After Mickleham Rd Exit (NB)",
      "direction_label": "southbound",
      "locality_name": "TULLAMARINE",
      "region": "North",
      "corridor": "M2 / Tullamarine Freeway \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.686186,
      "lng": 144.876833,
      "vehicles": 223.0,
      "trucks": 3.0,
      "truck_pct": 1.345291479820628,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": 66.66666666666667,
      "truck_share_of_night_traffic": 1.5748031496062993,
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      "coverage_days": 34
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      "heading": "W",
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      "locality_name": "MOUNT WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "truck_pct": 33.333333333333336,
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      "truck_share_of_night_traffic": 0.0,
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      "coverage_days": 4
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    {
      "site_heading_key": "61_W",
      "source_site": 61,
      "heading": "W",
      "site_name": "M1 Outbound - Far Side of Pakenham Rail Bridge",
      "direction_label": "westbound",
      "locality_name": "BERWICK",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.037733,
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      "vehicles": 38.0,
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      "truck_pct": 5.2631578947368425,
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      "truck_share_of_night_traffic": 6.666666666666667,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 12
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    {
      "site_heading_key": "505_E",
      "source_site": 505,
      "heading": "E",
      "site_name": "M1 West Gate Bridge Outbound (WB)",
      "direction_label": "eastbound",
      "locality_name": "PORT MELBOURNE",
      "region": "Inner Melbourne",
      "corridor": "M1 / West Gate Bridge",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.830815,
      "lng": 144.900329,
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      "truck_pct": 2.150537634408602,
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      "evening_trucks": 0.0,
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      "truck_share_of_night_traffic": 3.225806451612903,
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      "weekend_night_trucks": 1.0,
      "coverage_days": 38
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    {
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      "heading": "S",
      "site_name": "Tullamarine FWY Outbound - Before Airport Long-Term (NB)",
      "direction_label": "southbound",
      "locality_name": "TULLAMARINE",
      "region": "North",
      "corridor": "M2 / Tullamarine Freeway \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.683698,
      "lng": 144.873697,
      "vehicles": 163.0,
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      "truck_pct": 1.2269938650306749,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": 100.0,
      "truck_share_of_night_traffic": 1.3986013986013985,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 26
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      "source_site": 16,
      "heading": "E",
      "site_name": "M1 Inbound - Just Before Stud Rd Exit Ramp",
      "direction_label": "eastbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.964037,
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      "vehicles": 7.0,
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      "truck_pct": 28.571428571428573,
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      "evening_trucks": 1.0,
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      "truck_share_of_night_traffic": 0.0,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 5
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      "heading": "W",
      "site_name": "Burwood Hwy (EB)",
      "direction_label": "westbound",
      "locality_name": "BURWOOD",
      "region": "East",
      "corridor": "Burwood Highway",
      "road_class_effective": "Arterial / monitored road corridor",
      "lat": -37.851169,
      "lng": 145.126391,
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      "truck_pct": 25.0,
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      "night_share_of_trucks": 0.0,
      "truck_share_of_night_traffic": null,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 6
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    {
      "site_heading_key": "5_W",
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      "heading": "W",
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      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.946719,
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      "truck_pct": 28.571428571428573,
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      "night_share_of_trucks": 50.0,
      "truck_share_of_night_traffic": 100.0,
      "weekday_night_trucks": 1.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
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    {
      "site_heading_key": "66_E",
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      "heading": "E",
      "site_name": "M1 Inbound - Clyde Rd Exit Bullnose (CH 45490)",
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      "locality_name": "BERWICK",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.046432,
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      "truck_pct": 1.3986013986013985,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": 50.0,
      "truck_share_of_night_traffic": 0.9803921568627451,
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      "weekend_night_trucks": 1.0,
      "coverage_days": 42
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    {
      "site_heading_key": "158_N",
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      "heading": "N",
      "site_name": "Tullamarine FWY Inbound - A1 Airport Parking (SB)",
      "direction_label": "northbound",
      "locality_name": "MELBOURNE AIRPORT",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.680514,
      "lng": 144.869985,
      "vehicles": 25.0,
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      "truck_pct": 4.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
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      "night_share_of_trucks": 100.0,
      "truck_share_of_night_traffic": 4.0,
      "weekday_night_trucks": 1.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 9
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    {
      "site_heading_key": "197_E",
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      "heading": "E",
      "site_name": "M1 Inbound - CH 26380",
      "direction_label": "eastbound",
      "locality_name": "MULGRAVE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.9333573301,
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      "vehicles": 6.0,
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      "truck_pct": 16.666666666666668,
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      "night_share_of_trucks": 100.0,
      "truck_share_of_night_traffic": 50.0,
      "weekday_night_trucks": 1.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 5
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    {
      "site_heading_key": "3_W",
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      "heading": "W",
      "site_name": "M1 Outbound - Eastlink Interchange",
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      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.943557,
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      "vehicles": 22.0,
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      "truck_pct": 4.545454545454546,
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      "evening_trucks": 1.0,
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      "night_share_of_trucks": 0.0,
      "truck_share_of_night_traffic": null,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 3
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      "heading": "E",
      "site_name": "Burwood Hwy (WB)",
      "direction_label": "eastbound",
      "locality_name": "BURWOOD",
      "region": "East",
      "corridor": "Burwood Highway",
      "road_class_effective": "Arterial / monitored road corridor",
      "lat": -37.851438,
      "lng": 145.126052,
      "vehicles": 12.0,
      "trucks": 1.0,
      "truck_pct": 8.333333333333334,
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      "night_share_of_trucks": 0.0,
      "truck_share_of_night_traffic": 0.0,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 11
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      "site_heading_key": "32_E",
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      "heading": "E",
      "site_name": "M1 Inbound - After Belgrave-Hallam Rd",
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      "locality_name": "ENDEAVOUR HILLS",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.995442,
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      "vehicles": 11.0,
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      "truck_pct": 9.090909090909092,
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      "evening_trucks": 0.0,
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      "truck_share_of_night_traffic": null,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 2
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      "site_heading_key": "321_E",
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      "heading": "E",
      "site_name": "PFW 1490m East of Sneydes Road (OB)",
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      "locality_name": "POINT COOK",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.885293,
      "lng": 144.709481,
      "vehicles": 6.0,
      "trucks": 1.0,
      "truck_pct": 16.666666666666668,
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      "coverage_days": 4
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      "site_heading_key": "62_E",
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      "heading": "E",
      "site_name": "M1 Inbound - After Clyde Rd Entry Ramp",
      "direction_label": "eastbound",
      "locality_name": "BERWICK",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.040899,
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      "vehicles": 16.0,
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      "truck_pct": 6.25,
      "day_trucks": 1.0,
      "evening_trucks": 0.0,
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      "night_share_of_trucks": 0.0,
      "truck_share_of_night_traffic": 0.0,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 10
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    {
      "site_heading_key": "253_S",
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      "heading": "S",
      "site_name": "Plenty Rd NR Larundel (NB)",
      "direction_label": "southbound",
      "locality_name": "BUNDOORA",
      "region": "North",
      "corridor": "Plenty Road",
      "road_class_effective": "Arterial / monitored road corridor",
      "lat": -37.710443,
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      "truck_pct": 1.7857142857142858,
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      "night_share_of_trucks": 0.0,
      "truck_share_of_night_traffic": 0.0,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 8
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    {
      "site_heading_key": "214_W",
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      "heading": "W",
      "site_name": "M1 Outbound - CH 48630",
      "direction_label": "westbound",
      "locality_name": "BERWICK",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "truck_pct": 9.090909090909092,
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      "truck_share_of_night_traffic": 0.0,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 4
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    {
      "site_heading_key": "580_W",
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      "heading": "W",
      "site_name": "M1 Monash Hwy - Stanley Outbound",
      "direction_label": "westbound",
      "locality_name": "MOUNT WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "vehicles": 37.0,
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      "truck_pct": 2.7027027027027026,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": 100.0,
      "truck_share_of_night_traffic": 3.8461538461538463,
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      "weekend_night_trucks": 1.0,
      "coverage_days": 8
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    {
      "site_heading_key": "108_W",
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      "heading": "W",
      "site_name": "M80 Outbound - Keilor Park Drive Exit (EB)",
      "direction_label": "westbound",
      "locality_name": "KEILOR EAST",
      "region": "West",
      "corridor": "M80 Ring Road \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.740475,
      "lng": 144.848908,
      "vehicles": 24.0,
      "trucks": 1.0,
      "truck_pct": 4.166666666666667,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": 0.0,
      "truck_share_of_night_traffic": 0.0,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 15
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      "site_heading_key": "13_W",
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      "heading": "W",
      "site_name": "M1 Outbound - Stud Road On Ramp",
      "direction_label": "westbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.958552,
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      "vehicles": 32.0,
      "trucks": 1.0,
      "truck_pct": 3.125,
      "day_trucks": 0.0,
      "evening_trucks": 1.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": 0.0,
      "truck_share_of_night_traffic": 0.0,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 7
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    {
      "site_heading_key": "254_N",
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      "heading": "N",
      "site_name": "Plenty Rd NR Larundel (SB)",
      "direction_label": "northbound",
      "locality_name": "BUNDOORA",
      "region": "North",
      "corridor": "Plenty Road",
      "road_class_effective": "Arterial / monitored road corridor",
      "lat": -37.71065,
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      "vehicles": 3.0,
      "trucks": 1.0,
      "truck_pct": 33.333333333333336,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": 0.0,
      "truck_share_of_night_traffic": null,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "63_W",
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      "heading": "W",
      "site_name": "M1 Outbound - Before Clyde Rd Exit Ramp (CH 44360)",
      "direction_label": "westbound",
      "locality_name": "BERWICK",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.040664,
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      "vehicles": 198.0,
      "trucks": 1.0,
      "truck_pct": 0.5050505050505051,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 1.0,
      "night_share_of_trucks": 100.0,
      "truck_share_of_night_traffic": 0.6329113924050633,
      "weekday_night_trucks": 1.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 42
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    {
      "site_heading_key": "173_W",
      "source_site": 173,
      "heading": "W",
      "site_name": "M1 Outbound - CH 19890",
      "direction_label": "westbound",
      "locality_name": "MOUNT WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8933453514,
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      "vehicles": 3.0,
      "trucks": 1.0,
      "truck_pct": 33.333333333333336,
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      "evening_trucks": 0.0,
      "night_trucks": 1.0,
      "night_share_of_trucks": 100.0,
      "truck_share_of_night_traffic": 100.0,
      "weekday_night_trucks": 1.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
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    {
      "site_heading_key": "195_E",
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      "heading": "E",
      "site_name": "M1 Inbound - CH 25820",
      "direction_label": "eastbound",
      "locality_name": "MULGRAVE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.9298776668,
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      "vehicles": 6.0,
      "trucks": 1.0,
      "truck_pct": 16.666666666666668,
      "day_trucks": 1.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": 0.0,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 5
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    {
      "site_heading_key": "251_W",
      "source_site": 251,
      "heading": "W",
      "site_name": "Princes Hwy and Federation Trail (EB)",
      "direction_label": "westbound",
      "locality_name": "BROOKLYN",
      "region": "West",
      "corridor": "A1 / Princes Highway \u2014 western section",
      "road_class_effective": "Arterial / monitored road corridor",
      "lat": -37.819158,
      "lng": 144.839976,
      "vehicles": 17.0,
      "trucks": 1.0,
      "truck_pct": 5.882352941176471,
      "day_trucks": 0.0,
      "evening_trucks": 1.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": 0.0,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 11
    },
    {
      "site_heading_key": "59_W",
      "source_site": 59,
      "heading": "W",
      "site_name": "M1 Outbound - Pakenham Rail Bridge (THIN transmitter)",
      "direction_label": "westbound",
      "locality_name": "NARRE WARREN",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.033886,
      "lng": 145.326273,
      "vehicles": 61.0,
      "trucks": 1.0,
      "truck_pct": 1.639344262295082,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 1.0,
      "night_share_of_trucks": 100.0,
      "truck_share_of_night_traffic": 1.6666666666666667,
      "weekday_night_trucks": 1.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 7
    },
    {
      "site_heading_key": "57_W",
      "source_site": 57,
      "heading": "W",
      "site_name": "M1 Outbound - Princes HWY On Ramp Bullnose",
      "direction_label": "westbound",
      "locality_name": "BERWICK",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.030152,
      "lng": 145.323066,
      "vehicles": 44.0,
      "trucks": 1.0,
      "truck_pct": 2.272727272727273,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 1.0,
      "night_share_of_trucks": 100.0,
      "truck_share_of_night_traffic": 3.4482758620689653,
      "weekday_night_trucks": 1.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 8
    },
    {
      "site_heading_key": "125_S",
      "source_site": 125,
      "heading": "S",
      "site_name": "Tullamarine FWY Outbound - Before English St entry (NB)",
      "direction_label": "southbound",
      "locality_name": "AIRPORT WEST",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.723633,
      "lng": 144.891608,
      "vehicles": 354.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 5
    },
    {
      "site_heading_key": "109_E",
      "source_site": 109,
      "heading": "E",
      "site_name": "M80 Inbound - Just before Keilor Park on ramp (WB)",
      "direction_label": "eastbound",
      "locality_name": "KEILOR EAST",
      "region": "West",
      "corridor": "M80 Ring Road \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.740731,
      "lng": 144.849283,
      "vehicles": 4.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "265_W",
      "source_site": 265,
      "heading": "W",
      "site_name": "PFW 900m west of Duncans Road (IB)",
      "direction_label": "westbound",
      "locality_name": "WERRIBEE",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.915195,
      "lng": 144.67086,
      "vehicles": 14.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "330_E",
      "source_site": 330,
      "heading": "E",
      "site_name": "PFW 510m West of High Street/Newland St (OB)",
      "direction_label": "eastbound",
      "locality_name": "ALTONA MEADOWS",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.86832,
      "lng": 144.768869,
      "vehicles": 7.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
      "site_heading_key": "566_W",
      "source_site": 566,
      "heading": "W",
      "site_name": "WGT - Inbound Main Carriageway",
      "direction_label": "westbound",
      "locality_name": "BROOKLYN",
      "region": "West",
      "corridor": "West Gate Tunnel corridor",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.82548947,
      "lng": 144.8280208,
      "vehicles": 104.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "185_W",
      "source_site": 185,
      "heading": "W",
      "site_name": "M1 Outbound - CH 22800",
      "direction_label": "westbound",
      "locality_name": "WHEELERS HILL",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.9096429563,
      "lng": 145.1622009651,
      "vehicles": 311.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 5
    },
    {
      "site_heading_key": "215_E",
      "source_site": 215,
      "heading": "E",
      "site_name": "M1 Inbound - CH 49145",
      "direction_label": "eastbound",
      "locality_name": "BERWICK",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.066287,
      "lng": 145.376256,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "83_E",
      "source_site": 83,
      "heading": "E",
      "site_name": "M1 Inbound - outside BP petrol station (CH 50433)",
      "direction_label": "eastbound",
      "locality_name": "OFFICER",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.07197,
      "lng": 145.389134,
      "vehicles": 4.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "340_W",
      "source_site": 340,
      "heading": "W",
      "site_name": "M1 Outbound - CH 1460 (FDS02a)",
      "direction_label": "westbound",
      "locality_name": "PAKENHAM",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.091516,
      "lng": 145.477606,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "50_E",
      "source_site": 50,
      "heading": "E",
      "site_name": "M1 Inbound - Narre Warren Nth Rd Exit Ramp Bullnose",
      "direction_label": "eastbound",
      "locality_name": "NARRE WARREN",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.01914,
      "lng": 145.310191,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "549_E",
      "source_site": 549,
      "heading": "E",
      "site_name": "M1 Monash Fwy - Stanley Inbound",
      "direction_label": "eastbound",
      "locality_name": "MOUNT WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.889969917,
      "lng": 145.1158841608,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "19_W",
      "source_site": 19,
      "heading": "W",
      "site_name": "M1 Outbound - Before Heatherton Rd Exit Ramp",
      "direction_label": "westbound",
      "locality_name": "ENDEAVOUR HILLS",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.966282,
      "lng": 145.234436,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "555_W",
      "source_site": 555,
      "heading": "W",
      "site_name": "M8 Western Fwy - Ballan Inbound (EB)",
      "direction_label": "westbound",
      "locality_name": "BALLAN",
      "region": "Other / regional",
      "corridor": "M8 / Western Freeway \u2014 Ballan",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.590695,
      "lng": 144.18161,
      "vehicles": 12.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
      "site_heading_key": "174_E",
      "source_site": 174,
      "heading": "E",
      "site_name": "M1 Inbound - CH 20300",
      "direction_label": "eastbound",
      "locality_name": "MOUNT WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8943428398,
      "lng": 145.1420023387,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "530_S",
      "source_site": 530,
      "heading": "S",
      "site_name": "M31 Hume Fwy and Cooper St (NB)",
      "direction_label": "southbound",
      "locality_name": "EPPING",
      "region": "North",
      "corridor": "M31 / Hume Freeway \u2014 Cooper Street",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.652938,
      "lng": 144.989412,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "127_S",
      "source_site": 127,
      "heading": "S",
      "site_name": "Tullamarine FWY Outbound - After English St exit ramp (NB)",
      "direction_label": "southbound",
      "locality_name": "AIRPORT WEST",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.720506,
      "lng": 144.891965,
      "vehicles": 22.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "259_W",
      "source_site": 259,
      "heading": "W",
      "site_name": "Sneydes Rd (EB)",
      "direction_label": "westbound",
      "locality_name": "POINT COOK",
      "region": "West",
      "corridor": "Sneydes Road",
      "road_class_effective": "Arterial / monitored road corridor",
      "lat": -37.897503,
      "lng": 144.712346,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "4_E",
      "source_site": 4,
      "heading": "E",
      "site_name": "M1 Inbound - Eastlink Interchange",
      "direction_label": "eastbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.94707,
      "lng": 145.206884,
      "vehicles": 5.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "107_W",
      "source_site": 107,
      "heading": "W",
      "site_name": "M80 Outbound - Keilor park off ramp (EB)",
      "direction_label": "westbound",
      "locality_name": "KEILOR EAST",
      "region": "West",
      "corridor": "M80 Ring Road \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.74399,
      "lng": 144.843089,
      "vehicles": 11.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "77_W",
      "source_site": 77,
      "heading": "W",
      "site_name": "M1 Outbound - after Princes Hwy exit (CH 48050)",
      "direction_label": "westbound",
      "locality_name": "BERWICK",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.059342,
      "lng": 145.367421,
      "vehicles": 15.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 5
    },
    {
      "site_heading_key": "331_E",
      "source_site": 331,
      "heading": "E",
      "site_name": "PFW Between High Street/Newland St Entry Exit Ramps (OB)",
      "direction_label": "eastbound",
      "locality_name": "ALTONA MEADOWS",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8666836908,
      "lng": 144.7742591613,
      "vehicles": 4.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "323_E",
      "source_site": 323,
      "heading": "E",
      "site_name": "PFW 1510m West of Forsyth Road (OB)",
      "direction_label": "eastbound",
      "locality_name": "POINT COOK",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.877846,
      "lng": 144.720331,
      "vehicles": 13.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
      "site_heading_key": "202_W",
      "source_site": 202,
      "heading": "W",
      "site_name": "M1 Outbound - CH 27230",
      "direction_label": "westbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.938652,
      "lng": 145.196587,
      "vehicles": 124.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
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      "source_site": 2,
      "heading": "E",
      "site_name": "M1 IB west of Eastlink",
      "direction_label": "eastbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.943782,
      "lng": 145.20268,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "564_W",
      "source_site": 564,
      "heading": "W",
      "site_name": "WGT - Inbound Main Carriageway",
      "direction_label": "westbound",
      "locality_name": "LAVERTON NORTH",
      "region": "West",
      "corridor": "West Gate Tunnel corridor",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8264326,
      "lng": 144.8194173,
      "vehicles": 12.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
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      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
      "site_heading_key": "54_E",
      "source_site": 54,
      "heading": "E",
      "site_name": "M1 Inbound - Princes Hwy Entry Ramp Bullnose",
      "direction_label": "eastbound",
      "locality_name": "NARRE WARREN",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.026709,
      "lng": 145.319232,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "169_W",
      "source_site": 169,
      "heading": "W",
      "site_name": "M1 Outbound - CH 18980",
      "direction_label": "westbound",
      "locality_name": "MOUNT WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8922334166,
      "lng": 145.127286739,
      "vehicles": 308.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 8
    },
    {
      "site_heading_key": "145_W",
      "source_site": 145,
      "heading": "W",
      "site_name": "M1 Outbound - CH 16520",
      "direction_label": "westbound",
      "locality_name": "CHADSTONE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8853601637,
      "lng": 145.1011766029,
      "vehicles": 188.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "179_W",
      "source_site": 179,
      "heading": "W",
      "site_name": "M1 Outbound - CH 21190",
      "direction_label": "westbound",
      "locality_name": "GLEN WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8988315165,
      "lng": 145.1500393265,
      "vehicles": 115.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
      "site_heading_key": "113_W",
      "source_site": 113,
      "heading": "W",
      "site_name": "M80 Outbound - Before Calder Fwy exit (EB)",
      "direction_label": "westbound",
      "locality_name": "KEILOR EAST",
      "region": "West",
      "corridor": "M80 Ring Road \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.732492,
      "lng": 144.853752,
      "vehicles": 16.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
      "site_heading_key": "141_S",
      "source_site": 141,
      "heading": "S",
      "site_name": "Tullamarine FWY Outbound - Before Mickleham Rd Exit (NB)",
      "direction_label": "southbound",
      "locality_name": "TULLAMARINE",
      "region": "North",
      "corridor": "M2 / Tullamarine Freeway \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.695151,
      "lng": 144.885668,
      "vehicles": 236.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 9
    },
    {
      "site_heading_key": "180_E",
      "source_site": 180,
      "heading": "E",
      "site_name": "M1 Inbound - CH 21780",
      "direction_label": "eastbound",
      "locality_name": "MULGRAVE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.9034908489,
      "lng": 145.1533103642,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "160_N",
      "source_site": 160,
      "heading": "N",
      "site_name": "Tullamarine FWY Inbound - Apac Dr entry ramp bullnose (SB)",
      "direction_label": "northbound",
      "locality_name": "MELBOURNE AIRPORT",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.677282,
      "lng": 144.864913,
      "vehicles": 14.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "148_E",
      "source_site": 148,
      "heading": "E",
      "site_name": "M1 Inbound - CH 17390",
      "direction_label": "eastbound",
      "locality_name": "MOUNT WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8874305357,
      "lng": 145.1106778254,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "326_E",
      "source_site": 326,
      "heading": "E",
      "site_name": "PFW 220m East of Forsyth Road (OB)",
      "direction_label": "eastbound",
      "locality_name": "POINT COOK",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.873042,
      "lng": 144.739193,
      "vehicles": 4.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "556_E",
      "source_site": 556,
      "heading": "E",
      "site_name": "M8 Western Fwy - Ballan Outbound (WB)",
      "direction_label": "eastbound",
      "locality_name": "BALLAN",
      "region": "Other / regional",
      "corridor": "M8 / Western Freeway \u2014 Ballan",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.591114,
      "lng": 144.182456,
      "vehicles": 7.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 7
    },
    {
      "site_heading_key": "332_E",
      "source_site": 332,
      "heading": "E",
      "site_name": "PFW 310m East of High Street/Newland St Entry Exit Ramps (OB)",
      "direction_label": "eastbound",
      "locality_name": "ALTONA MEADOWS",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8643644601,
      "lng": 144.7765449902,
      "vehicles": 5.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "121_S",
      "source_site": 121,
      "heading": "S",
      "site_name": "Tullamarine FWY Outbound - Before gantry M2-146 (NB)",
      "direction_label": "southbound",
      "locality_name": "AIRPORT WEST",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.730771,
      "lng": 144.890523,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "24_E",
      "source_site": 24,
      "heading": "E",
      "site_name": "M1 Inbound - Under Power Rd Overpass",
      "direction_label": "eastbound",
      "locality_name": "DOVETON",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.978011,
      "lng": 145.240529,
      "vehicles": 9.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
      "site_heading_key": "46_E",
      "source_site": 46,
      "heading": "E",
      "site_name": "M1 Inbound - After Narre Warren Rd entry ramp",
      "direction_label": "eastbound",
      "locality_name": "NARRE WARREN",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.012942,
      "lng": 145.303163,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "17_W",
      "source_site": 17,
      "heading": "W",
      "site_name": "M1 Outbound - Just After Stud Rd Entry Ramp",
      "direction_label": "westbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.96375,
      "lng": 145.231212,
      "vehicles": 32.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
      "site_heading_key": "569_E",
      "source_site": 569,
      "heading": "E",
      "site_name": "A1 Princes Hwy - Lindenow South Westbound",
      "direction_label": "eastbound",
      "locality_name": "LINDENOW SOUTH",
      "region": "Other / regional",
      "corridor": "A1 / Princes Highway \u2014 Gippsland",
      "road_class_effective": "Arterial / monitored road corridor",
      "lat": -37.878099,
      "lng": 147.435961,
      "vehicles": 67.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 46
    },
    {
      "site_heading_key": "33_W",
      "source_site": 33,
      "heading": "W",
      "site_name": "M1 Outbound - Before Belgrave Hallam Rd",
      "direction_label": "westbound",
      "locality_name": "ENDEAVOUR HILLS",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.995139,
      "lng": 145.265763,
      "vehicles": 81.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "168_E",
      "source_site": 168,
      "heading": "E",
      "site_name": "M1 Inbound - CH 18990",
      "direction_label": "eastbound",
      "locality_name": "MOUNT WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8926659974,
      "lng": 145.1272234862,
      "vehicles": 3.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
      "site_heading_key": "116_E",
      "source_site": 116,
      "heading": "E",
      "site_name": "Calder FWY Outbound - After gantry M2-138 (WB)",
      "direction_label": "eastbound",
      "locality_name": "ESSENDON NORTH",
      "region": "West",
      "corridor": "M79 / Calder Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.73493,
      "lng": 144.8962,
      "vehicles": 3.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "163_N",
      "source_site": 163,
      "heading": "N",
      "site_name": "Calder FWY Inbound - Before Green Gully Rd Underpass (SB)",
      "direction_label": "northbound",
      "locality_name": "KEILOR",
      "region": "West",
      "corridor": "M79 / Calder Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.709901,
      "lng": 144.825318,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "328_E",
      "source_site": 328,
      "heading": "E",
      "site_name": "PFW 420m West of Point Cook Road (OB)",
      "direction_label": "eastbound",
      "locality_name": "ALTONA MEADOWS",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8696394852,
      "lng": 144.7553888151,
      "vehicles": 3.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
      "site_heading_key": "309_W",
      "source_site": 309,
      "heading": "W",
      "site_name": "PFW 160m East of Point Cook Road, near Aviation Road IB Entry (IB)",
      "direction_label": "westbound",
      "locality_name": "LAVERTON",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.868606,
      "lng": 144.76149,
      "vehicles": 5.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
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      "night_share_of_trucks": null,
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      "lng": 145.278464,
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      "coverage_days": 3
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      "heading": "W",
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      "lng": 144.777235,
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      "heading": "E",
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      "corridor": "M1 / Monash Freeway",
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      "lng": 145.481331,
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      "truck_share_of_night_traffic": null,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
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      "heading": "W",
      "site_name": "PFW 870m West of Forsyth Road IB",
      "direction_label": "westbound",
      "locality_name": "POINT COOK",
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      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.875655,
      "lng": 144.726999,
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      "coverage_days": 2
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      "locality_name": "BERWICK",
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      "coverage_days": 2
    },
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      "heading": "S",
      "site_name": "Tullamarine FWY Outbound - After Terminal Dr Exit (NB)",
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      "locality_name": "MELBOURNE AIRPORT",
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      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
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      "lat": -37.675542,
      "lng": 144.859121,
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      "locality_name": "BERWICK",
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      "road_class_effective": "Freeway / motorway corridor",
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      "heading": "S",
      "site_name": "Tullamarine FWY Outbound - After Carrick Dr (NB)",
      "direction_label": "southbound",
      "locality_name": "TULLAMARINE",
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      "corridor": "M2 / Tullamarine Freeway \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.698148,
      "lng": 144.887358,
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      "heading": "W",
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      "locality_name": "LAVERTON",
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      "corridor": "M1 / Princes Freeway",
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      "lng": 144.780291,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 2
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      "heading": "E",
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      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "lng": 145.211382,
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      "coverage_days": 4
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      "heading": "E",
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      "direction_label": "eastbound",
      "locality_name": "BERWICK",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "night_trucks": 0.0,
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      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 38
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    {
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      "heading": "W",
      "site_name": "PFW Between High Street/Newland St Entry Exit Ramps (IB)",
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      "locality_name": "LAVERTON",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8664021427,
      "lng": 144.7740038486,
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      "weekday_night_trucks": 0.0,
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      "coverage_days": 5
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      "heading": "E",
      "site_name": "M1 Inbound - After Heatherton Rd Entry Ramp",
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      "locality_name": "DOVETON",
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      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
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      "heading": "W",
      "site_name": "PFW 640m East of Duncans Road (IB)",
      "direction_label": "westbound",
      "locality_name": "WERRIBEE",
      "region": "West",
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      "road_class_effective": "Freeway / motorway corridor",
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      "lng": 144.687908,
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      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
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      "source_site": 49,
      "heading": "W",
      "site_name": "M1 Outbound - Just Past Narre Warren Nth Rd Exit Ramp",
      "direction_label": "westbound",
      "locality_name": "NARRE WARREN",
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      "road_class_effective": "Freeway / motorway corridor",
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      "day_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
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      "heading": "N",
      "site_name": "Tullamarine FWY Inbound - After Wirraway Rd On Ramp (SB)",
      "direction_label": "northbound",
      "locality_name": "AIRPORT WEST",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.720521,
      "lng": 144.892175,
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      "trucks": 0.0,
      "truck_pct": 0.0,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "531_N",
      "source_site": 531,
      "heading": "N",
      "site_name": "M31 Hume Fwy and Cooper St (SB)",
      "direction_label": "northbound",
      "locality_name": "EPPING",
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      "corridor": "M31 / Hume Freeway \u2014 Cooper Street",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.652995,
      "lng": 144.989942,
      "vehicles": 4.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "288_W",
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      "heading": "W",
      "site_name": "PFW 510m West of High Street/Newland St (IB)",
      "direction_label": "westbound",
      "locality_name": "LAVERTON",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.867906,
      "lng": 144.768801,
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      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
      "site_heading_key": "34_E",
      "source_site": 34,
      "heading": "E",
      "site_name": "M1 Inbound - Belgrave Hallam Rd on ramp",
      "direction_label": "eastbound",
      "locality_name": "HALLAM",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.99723,
      "lng": 145.27132,
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      "trucks": 0.0,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "306_W",
      "source_site": 306,
      "heading": "W",
      "site_name": "PFW 810m East of Sneydes Road (IB)",
      "direction_label": "westbound",
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      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8909786372,
      "lng": 144.7098036671,
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      "trucks": 0.0,
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      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "106_W",
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      "heading": "W",
      "site_name": "M1 Outbound - Just before Narre Warren Nth Road",
      "direction_label": "westbound",
      "locality_name": "NARRE WARREN",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.007478,
      "lng": 145.300173,
      "vehicles": 3.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "31_W",
      "source_site": 31,
      "heading": "W",
      "site_name": "M1 Outbound - Before Belgrave-Hallam Rd Exit",
      "direction_label": "westbound",
      "locality_name": "ENDEAVOUR HILLS",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.992501,
      "lng": 145.257782,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
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      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "44_E",
      "source_site": 44,
      "heading": "E",
      "site_name": "M1 Inbound - Before Ernst Wanke Rd",
      "direction_label": "eastbound",
      "locality_name": "NARRE WARREN",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.002702,
      "lng": 145.296042,
      "vehicles": 2.0,
      "trucks": 0.0,
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      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
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      "heading": "E",
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      "direction_label": "eastbound",
      "locality_name": "POINT COOK",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.895022,
      "lng": 144.708894,
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      "truck_pct": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
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      "heading": "W",
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      "direction_label": "westbound",
      "locality_name": "ENDEAVOUR HILLS",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.981583,
      "lng": 145.244931,
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      "trucks": 0.0,
      "truck_pct": 0.0,
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      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
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      "source_site": 111,
      "heading": "E",
      "site_name": "M80 Inbound - Keilor park exit Altona bound (WB)",
      "direction_label": "eastbound",
      "locality_name": "KEILOR EAST",
      "region": "West",
      "corridor": "M80 Ring Road \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.736243,
      "lng": 144.852594,
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      "truck_pct": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
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      "source_site": 110,
      "heading": "W",
      "site_name": "M80 Outbound - Beneath Gantry 153 (EB)",
      "direction_label": "westbound",
      "locality_name": "KEILOR EAST",
      "region": "West",
      "corridor": "M80 Ring Road \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
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      "lng": 144.852124,
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      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 5
    },
    {
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      "heading": "N",
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      "locality_name": "STRATHMORE HEIGHTS",
      "region": "North",
      "corridor": "M2 / Tullamarine Freeway \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.711393,
      "lng": 144.891604,
      "vehicles": 5.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
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      "source_site": 184,
      "heading": "E",
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      "direction_label": "eastbound",
      "locality_name": "MULGRAVE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.909849,
      "lng": 145.161732,
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      "trucks": 0.0,
      "truck_pct": 0.0,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
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      "source_site": 156,
      "heading": "N",
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      "direction_label": "northbound",
      "locality_name": "WESTMEADOWS",
      "region": "North",
      "corridor": "M2 / Tullamarine Freeway \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.683422,
      "lng": 144.873701,
      "vehicles": 44.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 18
    },
    {
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      "heading": "E",
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      "direction_label": "eastbound",
      "locality_name": "DOVETON",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.987873,
      "lng": 145.251098,
      "vehicles": 3.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
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      "heading": "W",
      "site_name": "M1 Outbound - Belgrave Hallam off ramp",
      "direction_label": "westbound",
      "locality_name": "HALLAM",
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      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.996921,
      "lng": 145.271455,
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      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
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      "source_site": 92,
      "heading": "W",
      "site_name": "M1 Outbound - Cardinia Rd (CH 54189)",
      "direction_label": "westbound",
      "locality_name": "OFFICER",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.078574,
      "lng": 145.431078,
      "vehicles": 2.0,
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      "truck_pct": 0.0,
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      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
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      "heading": "E",
      "site_name": "M1 Inbound - Stud Rd off ramp",
      "direction_label": "eastbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.9620212,
      "lng": 145.22798,
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      "truck_pct": 0.0,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
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    {
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      "heading": "E",
      "site_name": "Tullamarine FWY Outbound - Before gantry Tul-508 (WB)",
      "direction_label": "eastbound",
      "locality_name": "AIRPORT WEST",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.733118,
      "lng": 144.891463,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
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      "heading": "E",
      "site_name": "M1 Inbound - CH 17000",
      "direction_label": "eastbound",
      "locality_name": "CHADSTONE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8866006853,
      "lng": 145.1063983609,
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      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
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      "source_site": 269,
      "heading": "W",
      "site_name": "PFW 780m West of Sneydes Road (IB)",
      "direction_label": "westbound",
      "locality_name": "WERRIBEE",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.902575,
      "lng": 144.700647,
      "vehicles": 30.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
      "site_heading_key": "203_W",
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      "heading": "W",
      "site_name": "M1 Outbound - CH 27560",
      "direction_label": "westbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.940670373,
      "lng": 145.1991830954,
      "vehicles": 125.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
      "site_heading_key": "112_E",
      "source_site": 112,
      "heading": "E",
      "site_name": "M80 Inbound - Keilor Park Drive Exit (WB)",
      "direction_label": "eastbound",
      "locality_name": "KEILOR EAST",
      "region": "West",
      "corridor": "M80 Ring Road \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.732712,
      "lng": 144.854165,
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      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 9
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    {
      "site_heading_key": "222_W",
      "source_site": 222,
      "heading": "W",
      "site_name": "M1 Outbound - CH 25400",
      "direction_label": "westbound",
      "locality_name": "MULGRAVE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.9268296715,
      "lng": 145.182071943,
      "vehicles": 510.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 7
    },
    {
      "site_heading_key": "21_W",
      "source_site": 21,
      "heading": "W",
      "site_name": "M1 Outbound - Heatherton Rd Exit Ramp",
      "direction_label": "westbound",
      "locality_name": "ENDEAVOUR HILLS",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.970817,
      "lng": 145.23714,
      "vehicles": 25.0,
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      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "252_E",
      "source_site": 252,
      "heading": "E",
      "site_name": "Princes Hwy and Federation Trail (WB)",
      "direction_label": "eastbound",
      "locality_name": "BROOKLYN",
      "region": "West",
      "corridor": "A1 / Princes Highway \u2014 western section",
      "road_class_effective": "Arterial / monitored road corridor",
      "lat": -37.819396,
      "lng": 144.840129,
      "vehicles": 3.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
      "site_heading_key": "122_N",
      "source_site": 122,
      "heading": "N",
      "site_name": "Tullamarine FWY Inbound - After gantry M2-146 (SB)",
      "direction_label": "northbound",
      "locality_name": "ESSENDON FIELDS",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.730758,
      "lng": 144.890733,
      "vehicles": 5.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "170_E",
      "source_site": 170,
      "heading": "E",
      "site_name": "M1 Inbound - CH 19450",
      "direction_label": "eastbound",
      "locality_name": "MOUNT WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8932810401,
      "lng": 145.1325105808,
      "vehicles": 3.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
      "site_heading_key": "105_E",
      "source_site": 105,
      "heading": "E",
      "site_name": "M1 Inbound - before Josephine avenue",
      "direction_label": "eastbound",
      "locality_name": "NARRE WARREN",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.007547,
      "lng": 145.299809,
      "vehicles": 4.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
      "site_heading_key": "565_W",
      "source_site": 565,
      "heading": "W",
      "site_name": "WGT - Inbound Main Carriageway",
      "direction_label": "westbound",
      "locality_name": "BROOKLYN",
      "region": "West",
      "corridor": "West Gate Tunnel corridor",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.82550347,
      "lng": 144.8247752,
      "vehicles": 96.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 9
    },
    {
      "site_heading_key": "233_W",
      "source_site": 233,
      "heading": "W",
      "site_name": "M80 - WRR East of M31 overpass GB",
      "direction_label": "westbound",
      "locality_name": "THOMASTOWN",
      "region": "North",
      "corridor": "M80 Ring Road \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.689123,
      "lng": 144.98656,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "239_W",
      "source_site": 239,
      "heading": "W",
      "site_name": "M80 - WRR/Edgars Rd overpass GB",
      "direction_label": "westbound",
      "locality_name": "THOMASTOWN",
      "region": "North",
      "corridor": "M80 Ring Road \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.687067,
      "lng": 145.001899,
      "vehicles": 9.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "40_E",
      "source_site": 40,
      "heading": "E",
      "site_name": "M1 Inbound - Before Belgrave Hallam Rd Exit Ramp",
      "direction_label": "eastbound",
      "locality_name": "HALLAM",
      "region": "South-East",
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      "truck_share_of_night_traffic": null,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 1
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      "heading": "E",
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      "direction_label": "eastbound",
      "locality_name": "OFFICER",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "lng": 145.396316,
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      "truck_share_of_night_traffic": 0.0,
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      "coverage_days": 3
    },
    {
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      "heading": "E",
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      "locality_name": "THOMASTOWN",
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      "corridor": "M80 Ring Road \u2014 northern section",
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      "lng": 144.9906115049,
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      "coverage_days": 1
    },
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      "source_site": 130,
      "heading": "S",
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      "locality_name": "AIRPORT WEST",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
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      "lng": 144.892107,
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      "coverage_days": 1
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    {
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      "heading": "S",
      "site_name": "Tullamarine FWY Outbound - English St exit ramp Bullnose (NB)",
      "direction_label": "southbound",
      "locality_name": "AIRPORT WEST",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.727089,
      "lng": 144.890821,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
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      "heading": "E",
      "site_name": "M80 - WRR East of Merri Creek AB",
      "direction_label": "eastbound",
      "locality_name": "THOMASTOWN",
      "region": "North",
      "corridor": "M80 Ring Road \u2014 northern section",
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      "lng": 144.9756569324,
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      "evening_trucks": 0.0,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 1
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      "heading": "W",
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      "direction_label": "westbound",
      "locality_name": "POINT COOK",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.87364,
      "lng": 144.735027,
      "vehicles": 30.0,
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      "truck_pct": 0.0,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
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      "heading": "W",
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      "locality_name": "NARRE WARREN NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.99808,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 2
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    {
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      "heading": "E",
      "site_name": "M1 Inbound - Soldiers Rd Overpass (CH 46870)",
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      "locality_name": "BERWICK",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.051855,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 3
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    {
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      "heading": "E",
      "site_name": "M80 - WRR East of Kathryn St AB",
      "direction_label": "eastbound",
      "locality_name": "FAWKNER",
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      "corridor": "M80 Ring Road \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.691712,
      "lng": 144.964995,
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      "coverage_days": 3
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    {
      "site_heading_key": "117_E",
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      "heading": "E",
      "site_name": "Tullamarine FWY Outbound - After gantry M2-138 (WB)",
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      "locality_name": "ESSENDON NORTH",
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      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.734782,
      "lng": 144.896381,
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      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 7
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      "heading": "W",
      "site_name": "M1 Outbound - CH 26380",
      "direction_label": "westbound",
      "locality_name": "MULGRAVE",
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      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.9330756562,
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      "truck_pct": 0.0,
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      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 3
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      "heading": "E",
      "site_name": "PFW 240m East of Duncans Road (OB)",
      "direction_label": "eastbound",
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      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.913408,
      "lng": 144.677503,
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      "truck_pct": 0.0,
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      "night_share_of_trucks": null,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
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      "heading": "W",
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      "direction_label": "westbound",
      "locality_name": "WERRIBEE",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.912994,
      "lng": 144.677327,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 1
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    {
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      "heading": "S",
      "site_name": "Tullamarine FWY Outbound - After M80 Interchange (NB)",
      "direction_label": "southbound",
      "locality_name": "TULLAMARINE",
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      "corridor": "M80 Ring Road \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.700945,
      "lng": 144.888096,
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      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
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    {
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      "heading": "E",
      "site_name": "PFW 290 West of Palmers Road (OB)",
      "direction_label": "eastbound",
      "locality_name": "POINT COOK",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.870492,
      "lng": 144.749671,
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      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "280_W",
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      "heading": "W",
      "site_name": "PFW 1510m West of Forsyth Road (IB)",
      "direction_label": "westbound",
      "locality_name": "POINT COOK",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.877535,
      "lng": 144.719479,
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      "trucks": 0.0,
      "truck_pct": 0.0,
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      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 8
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    {
      "site_heading_key": "99_W",
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      "heading": "W",
      "site_name": "M1 Outbound - RCB1413 McGregor Rd Exit Bullnose",
      "direction_label": "westbound",
      "locality_name": "PAKENHAM",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.090638,
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      "day_trucks": 0.0,
      "evening_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
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    {
      "site_heading_key": "26_E",
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      "heading": "E",
      "site_name": "M1 Inbound - Before Heatherton Rd Exit",
      "direction_label": "eastbound",
      "locality_name": "DOVETON",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.981785,
      "lng": 145.244513,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
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      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "223_W",
      "source_site": 223,
      "heading": "W",
      "site_name": "M80 - WRR Kathryn St GB",
      "direction_label": "westbound",
      "locality_name": "FAWKNER",
      "region": "North",
      "corridor": "M80 Ring Road \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.6917428524,
      "lng": 144.9610150886,
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      "trucks": 0.0,
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      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
      "site_heading_key": "563_W",
      "source_site": 563,
      "heading": "W",
      "site_name": "WGT - Inbound Main Carriageway",
      "direction_label": "westbound",
      "locality_name": "LAVERTON NORTH",
      "region": "West",
      "corridor": "West Gate Tunnel corridor",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.82932842,
      "lng": 144.8151718,
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      "trucks": 0.0,
      "truck_pct": 0.0,
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      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "22_E",
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      "heading": "E",
      "site_name": "M1 Inbound - Heatherton Rd Exit Ramp",
      "direction_label": "eastbound",
      "locality_name": "DOVETON",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.974936,
      "lng": 145.237894,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "178_E",
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      "heading": "E",
      "site_name": "M1 Inbound - CH 21190",
      "direction_label": "eastbound",
      "locality_name": "GLEN WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.899085924,
      "lng": 145.1495165449,
      "vehicles": 5.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "15_W",
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      "heading": "W",
      "site_name": "M1 Outbound - First after Stud Rd onramp",
      "direction_label": "westbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.961673,
      "lng": 145.228366,
      "vehicles": 368.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 8
    },
    {
      "site_heading_key": "104_W",
      "source_site": 104,
      "heading": "W",
      "site_name": "M1 Outbound - Koo Wee Rup",
      "direction_label": "westbound",
      "locality_name": "PAKENHAM",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.091768,
      "lng": 145.487136,
      "vehicles": 32.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 12
    },
    {
      "site_heading_key": "268_W",
      "source_site": 268,
      "heading": "W",
      "site_name": "PFW 1230m East of Duncans Road (IB)",
      "direction_label": "westbound",
      "locality_name": "WERRIBEE",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.907351,
      "lng": 144.693682,
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      "trucks": 0.0,
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      "evening_trucks": 0.0,
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      "coverage_days": 1
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    {
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      "heading": "E",
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      "direction_label": "eastbound",
      "locality_name": "OFFICER",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
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      "lng": 145.404131,
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      "coverage_days": 3
    },
    {
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      "heading": "E",
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      "direction_label": "eastbound",
      "locality_name": "MULGRAVE",
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      "lng": 145.194002,
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      "truck_pct": 0.0,
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      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 5
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    {
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      "source_site": 30,
      "heading": "E",
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      "direction_label": "eastbound",
      "locality_name": "ENDEAVOUR HILLS",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "lng": 145.257545,
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      "truck_pct": 0.0,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 3
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      "heading": "W",
      "site_name": "PFW 200m West of Sneydes Road (IB)",
      "direction_label": "westbound",
      "locality_name": "WERRIBEE",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
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      "weekend_night_trucks": 0.0,
      "coverage_days": 1
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    {
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      "heading": "N",
      "site_name": "Tullamarine FWY Inbound - After English St exit ramp (SB)",
      "direction_label": "northbound",
      "locality_name": "AIRPORT WEST",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.726974,
      "lng": 144.891049,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 2
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      "heading": "E",
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      "locality_name": "MOUNT WAVERLEY",
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      "road_class_effective": "Freeway / motorway corridor",
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      "truck_pct": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 5
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      "heading": "W",
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      "direction_label": "westbound",
      "locality_name": "OFFICER",
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      "road_class_effective": "Freeway / motorway corridor",
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      "night_trucks": 0.0,
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      "weekend_night_trucks": 0.0,
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      "heading": "W",
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      "direction_label": "westbound",
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      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
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    {
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      "heading": "W",
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      "direction_label": "westbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.955567,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 3
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    {
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      "heading": "W",
      "site_name": "M1 Outbound - CH 23270",
      "direction_label": "westbound",
      "locality_name": "WHEELERS HILL",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.912618029,
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      "truck_pct": 0.0,
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      "evening_trucks": 0.0,
      "night_trucks": 0.0,
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      "weekend_night_trucks": 0.0,
      "coverage_days": 4
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      "heading": "E",
      "site_name": "Princes Hwy West (WB)",
      "direction_label": "eastbound",
      "locality_name": "WERRIBEE",
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      "corridor": "A1 / Princes Highway \u2014 western section",
      "road_class_effective": "Arterial / monitored road corridor",
      "lat": -37.885494,
      "lng": 144.698902,
      "vehicles": 3.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
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      "night_share_of_trucks": null,
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      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
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      "heading": "W",
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      "direction_label": "westbound",
      "locality_name": "CHADSTONE",
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      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
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      "heading": "E",
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      "direction_label": "eastbound",
      "locality_name": "CHADSTONE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
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    {
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      "heading": "E",
      "site_name": "M1 Inbound - CH 27230",
      "direction_label": "eastbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
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      "lng": 145.196628,
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      "trucks": 0.0,
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      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "264_E",
      "source_site": 264,
      "heading": "E",
      "site_name": "Dohertys Rd (WB)",
      "direction_label": "eastbound",
      "locality_name": "ALTONA NORTH",
      "region": "West",
      "corridor": "Dohertys Road",
      "road_class_effective": "Industrial / freight arterial",
      "lat": -37.831211,
      "lng": 144.822392,
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      "trucks": 0.0,
      "truck_pct": 0.0,
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      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 7
    },
    {
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      "source_site": 273,
      "heading": "W",
      "site_name": "PFW 380m East of Sneydes Road (IB)",
      "direction_label": "westbound",
      "locality_name": "WERRIBEE",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.894915,
      "lng": 144.708393,
      "vehicles": 1.0,
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      "day_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "55_W",
      "source_site": 55,
      "heading": "W",
      "site_name": "M1 Outbound - Princes Hwy Exit Ramp Bullnose",
      "direction_label": "westbound",
      "locality_name": "NARRE WARREN",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.026521,
      "lng": 145.319497,
      "vehicles": 6.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
      "site_heading_key": "42_E",
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      "heading": "E",
      "site_name": "M1 Inbound - Ernst Wanke Rd Entry Ramp",
      "direction_label": "eastbound",
      "locality_name": "NARRE WARREN",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.000174,
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      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "51_W",
      "source_site": 51,
      "heading": "W",
      "site_name": "M1 Outbound - Narre Warren Nth Rd Entry Ramp Bullnose",
      "direction_label": "westbound",
      "locality_name": "NARRE WARREN",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.018938,
      "lng": 145.310455,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "325_E",
      "source_site": 325,
      "heading": "E",
      "site_name": "PFW 210m West of Forsyth Road (OB)",
      "direction_label": "eastbound",
      "locality_name": "POINT COOK",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.874073,
      "lng": 144.735221,
      "vehicles": 1.0,
      "trucks": 0.0,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "131_N",
      "source_site": 131,
      "heading": "N",
      "site_name": "Tullamarine FWY Inbound - After Wirraway Rd Exit (SB)",
      "direction_label": "northbound",
      "locality_name": "AIRPORT WEST",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.713955,
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      "vehicles": 4.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "177_W",
      "source_site": 177,
      "heading": "W",
      "site_name": "M1 Outbound - CH 20770",
      "direction_label": "westbound",
      "locality_name": "GLEN WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8958502412,
      "lng": 145.1468697937,
      "vehicles": 139.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "567_W",
      "source_site": 567,
      "heading": "W",
      "site_name": "WGT - Inbound Main Carriageway",
      "direction_label": "westbound",
      "locality_name": "LAVERTON NORTH",
      "region": "West",
      "corridor": "West Gate Tunnel corridor",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.83148531,
      "lng": 144.8119538,
      "vehicles": 3.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
      "site_heading_key": "196_W",
      "source_site": 196,
      "heading": "W",
      "site_name": "M1 Outbound - CH 25820",
      "direction_label": "westbound",
      "locality_name": "MULGRAVE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.929573,
      "lng": 145.185617,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
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      "heading": "E",
      "site_name": "PFW 125m East of Kororoit Creek Road (OB)",
      "direction_label": "eastbound",
      "locality_name": "ALTONA NORTH",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8442995852,
      "lng": 144.7863319028,
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      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
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      "source_site": 227,
      "heading": "W",
      "site_name": "M80 - WRR East of Mahoneys Rd GB",
      "direction_label": "westbound",
      "locality_name": "FAWKNER",
      "region": "North",
      "corridor": "M80 Ring Road \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.690831,
      "lng": 144.969779,
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      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "181_W",
      "source_site": 181,
      "heading": "W",
      "site_name": "M1 Outbound - CH 21780",
      "direction_label": "westbound",
      "locality_name": "MULGRAVE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.9033232527,
      "lng": 145.1537608077,
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      "truck_pct": 0.0,
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      "evening_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "84_W",
      "source_site": 84,
      "heading": "W",
      "site_name": "M1 Outbound - outside BP petrol station (CH 50432)",
      "direction_label": "westbound",
      "locality_name": "OFFICER",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.071641,
      "lng": 145.38923,
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      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
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      "source_site": 74,
      "heading": "E",
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      "direction_label": "eastbound",
      "locality_name": "BERWICK",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.055537,
      "lng": 145.363014,
      "vehicles": 4.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "60_E",
      "source_site": 60,
      "heading": "E",
      "site_name": "M1 Inbound - Warrigul Side of Pakenham Rail Bridge (CH 43920)",
      "direction_label": "eastbound",
      "locality_name": "BERWICK",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.037955,
      "lng": 145.32979,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "216_W",
      "source_site": 216,
      "heading": "W",
      "site_name": "M1 Outbound - CH 49145",
      "direction_label": "westbound",
      "locality_name": "BERWICK",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.066041,
      "lng": 145.376544,
      "vehicles": 156.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "89_E",
      "source_site": 89,
      "heading": "E",
      "site_name": "M1 Inbound - After Cardinia Rd Entry (CH 53510)",
      "direction_label": "eastbound",
      "locality_name": "OFFICER",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.077587,
      "lng": 145.423414,
      "vehicles": 4.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "204_E",
      "source_site": 204,
      "heading": "E",
      "site_name": "M1 Inbound - CH 27700",
      "direction_label": "eastbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.941823,
      "lng": 145.200188,
      "vehicles": 3.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
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      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "118_W",
      "source_site": 118,
      "heading": "W",
      "site_name": "Tullamarine FWY Inbound - Before gantry M2-138 (EB)",
      "direction_label": "westbound",
      "locality_name": "ESSENDON NORTH",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.734646,
      "lng": 144.896401,
      "vehicles": 20.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 8
    },
    {
      "site_heading_key": "581_E",
      "source_site": 581,
      "heading": "E",
      "site_name": "M1 Monash Fwy - Stanley Inbound",
      "direction_label": "eastbound",
      "locality_name": "MOUNT WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.889969917,
      "lng": 145.1158841608,
      "vehicles": 12.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
      "site_heading_key": "570_W",
      "source_site": 570,
      "heading": "W",
      "site_name": "A1 Princes Hwy - Lindenow South Eastbound",
      "direction_label": "westbound",
      "locality_name": "LINDENOW SOUTH",
      "region": "Other / regional",
      "corridor": "A1 / Princes Highway \u2014 Gippsland",
      "road_class_effective": "Arterial / monitored road corridor",
      "lat": -37.878135,
      "lng": 147.435089,
      "vehicles": 34.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 29
    },
    {
      "site_heading_key": "82_E",
      "source_site": 82,
      "heading": "E",
      "site_name": "M1 Inbound - Just Before Cardinia Creek (CH 49815)",
      "direction_label": "eastbound",
      "locality_name": "OFFICER",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.069618,
      "lng": 145.382714,
      "vehicles": 14.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 9
    },
    {
      "site_heading_key": "159_S",
      "source_site": 159,
      "heading": "S",
      "site_name": "Tullamarine FWY Outbound - Before Terminal Dr (NB)",
      "direction_label": "southbound",
      "locality_name": "MELBOURNE AIRPORT",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.680566,
      "lng": 144.869725,
      "vehicles": 88.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 10
    },
    {
      "site_heading_key": "8_E",
      "source_site": 8,
      "heading": "E",
      "site_name": "M1 Inbound - After Brady Rd",
      "direction_label": "eastbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.952683,
      "lng": 145.214774,
      "vehicles": 6.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "183_W",
      "source_site": 183,
      "heading": "W",
      "site_name": "M1 Outbound - CH 22300",
      "direction_label": "westbound",
      "locality_name": "MULGRAVE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.9066044837,
      "lng": 145.1579419598,
      "vehicles": 50.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 7
    },
    {
      "site_heading_key": "119_W",
      "source_site": 119,
      "heading": "W",
      "site_name": "Tullamarine FWY Inbound - Before gantry M2-141 (EB)",
      "direction_label": "westbound",
      "locality_name": "ESSENDON NORTH",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.734146,
      "lng": 144.893658,
      "vehicles": 13.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "147_W",
      "source_site": 147,
      "heading": "W",
      "site_name": "M1 Outbound - CH 17000",
      "direction_label": "westbound",
      "locality_name": "CHADSTONE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.886141,
      "lng": 145.106515,
      "vehicles": 124.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
      "site_heading_key": "189_W",
      "source_site": 189,
      "heading": "W",
      "site_name": "M1 Outbound - CH 23810",
      "direction_label": "westbound",
      "locality_name": "WHEELERS HILL",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.9163753009,
      "lng": 145.1698398964,
      "vehicles": 4.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "96_E",
      "source_site": 96,
      "heading": "E",
      "site_name": "M1 Inbound - after McGregor Rd Entry",
      "direction_label": "eastbound",
      "locality_name": "PAKENHAM",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.08948,
      "lng": 145.461116,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "318_E",
      "source_site": 318,
      "heading": "E",
      "site_name": "PFW 200m West of Sneydes Road (OB)",
      "direction_label": "eastbound",
      "locality_name": "POINT COOK",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8996159369,
      "lng": 144.7056493444,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "335_E",
      "source_site": 335,
      "heading": "E",
      "site_name": "PFW 640m West of Kororoit Creek Road (OB)",
      "direction_label": "eastbound",
      "locality_name": "ALTONA",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.848231,
      "lng": 144.780823,
      "vehicles": 7.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
      "site_heading_key": "310_W",
      "source_site": 310,
      "heading": "W",
      "site_name": "PFW 310m East of High Street/Newland St Entry Exit Ramps (IB)",
      "direction_label": "westbound",
      "locality_name": "LAVERTON",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.864152,
      "lng": 144.776055,
      "vehicles": 3.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
      "site_heading_key": "133_S",
      "source_site": 133,
      "heading": "S",
      "site_name": "Tullamarine FWY Outbound - Before M80 Exit (NB)",
      "direction_label": "southbound",
      "locality_name": "STRATHMORE HEIGHTS",
      "region": "North",
      "corridor": "M80 Ring Road \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.711444,
      "lng": 144.890892,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "200_W",
      "source_site": 200,
      "heading": "W",
      "site_name": "M1 Outbound - CH 26830",
      "direction_label": "westbound",
      "locality_name": "MULGRAVE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.9361304408,
      "lng": 145.193341328,
      "vehicles": 81.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 5
    },
    {
      "site_heading_key": "9_W",
      "source_site": 9,
      "heading": "W",
      "site_name": "M1 Outbound - McGregor entry",
      "direction_label": "westbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.952347,
      "lng": 145.215144,
      "vehicles": 198.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
      "site_heading_key": "225_W",
      "source_site": 225,
      "heading": "W",
      "site_name": "M80 - WRR East of Kathryn St GB",
      "direction_label": "westbound",
      "locality_name": "FAWKNER",
      "region": "North",
      "corridor": "M80 Ring Road \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.691386,
      "lng": 144.964916,
      "vehicles": 7.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
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      "source_site": 70,
      "heading": "E",
      "site_name": "M1 Inbound - Past Soldiers Rd Overpass (Ch 46450)",
      "direction_label": "eastbound",
      "locality_name": "BERWICK",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.05012,
      "lng": 145.353835,
      "vehicles": 36.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 24
    },
    {
      "site_heading_key": "126_N",
      "source_site": 126,
      "heading": "N",
      "site_name": "Tullamarine FWY Inbound - After English St exit (SB)",
      "direction_label": "northbound",
      "locality_name": "AIRPORT WEST",
      "region": "West",
      "corridor": "M2 / Tullamarine Freeway \u2014 western section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.723635,
      "lng": 144.891609,
      "vehicles": 13.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 13
    },
    {
      "site_heading_key": "279_W",
      "source_site": 279,
      "heading": "W",
      "site_name": "PFW 2290 West of Forsyth Road (IB)",
      "direction_label": "westbound",
      "locality_name": "WERRIBEE",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.879967,
      "lng": 144.711809,
      "vehicles": 5.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "171_W",
      "source_site": 171,
      "heading": "W",
      "site_name": "M1 Outbound - CH 19450",
      "direction_label": "westbound",
      "locality_name": "MOUNT WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8928255057,
      "lng": 145.1330004261,
      "vehicles": 626.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
      "site_heading_key": "334_E",
      "source_site": 334,
      "heading": "E",
      "site_name": "PFW 1280m West of Kororoit Creek Road (OB)",
      "direction_label": "eastbound",
      "locality_name": "ALTONA",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.853722,
      "lng": 144.779306,
      "vehicles": 11.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
      "site_heading_key": "151_S",
      "source_site": 151,
      "heading": "S",
      "site_name": "Tullamarine FWY Outbound - Mickleham Rd Exit Bullnose (NB)",
      "direction_label": "southbound",
      "locality_name": "TULLAMARINE",
      "region": "North",
      "corridor": "M2 / Tullamarine Freeway \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.692582,
      "lng": 144.883715,
      "vehicles": 4.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "47_W",
      "source_site": 47,
      "heading": "W",
      "site_name": "M1 Outbound - Before Narre Warren North Rd Off Ramp",
      "direction_label": "westbound",
      "locality_name": "NARRE WARREN",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.012804,
      "lng": 145.303497,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "94_E",
      "source_site": 94,
      "heading": "E",
      "site_name": "M1 Inbound - RCB25162 After Toomuc Creek",
      "direction_label": "eastbound",
      "locality_name": "PAKENHAM",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.085151,
      "lng": 145.449611,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "52_E",
      "source_site": 52,
      "heading": "E",
      "site_name": "M1 Inbound - Just Prior Narre Warren Nth Rd Exit Ramp",
      "direction_label": "eastbound",
      "locality_name": "NARRE WARREN",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.022573,
      "lng": 145.31435,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "176_E",
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      "heading": "E",
      "site_name": "M1 Inbound - CH 20770",
      "direction_label": "eastbound",
      "locality_name": "GLEN WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.896192956,
      "lng": 145.1465714691,
      "vehicles": 4.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
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      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
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      "source_site": 10,
      "heading": "E",
      "site_name": "M1 Inbound - Before Eastlink Interchange",
      "direction_label": "eastbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.95583,
      "lng": 145.219326,
      "vehicles": 3.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "58_E",
      "source_site": 58,
      "heading": "E",
      "site_name": "M1 Inbound - Pakenham Rail Bridge",
      "direction_label": "eastbound",
      "locality_name": "NARRE WARREN",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.033932,
      "lng": 145.326121,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "188_E",
      "source_site": 188,
      "heading": "E",
      "site_name": "M1 Inbound - CH 23810",
      "direction_label": "eastbound",
      "locality_name": "MULGRAVE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.9166217009,
      "lng": 145.1694704315,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "186_E",
      "source_site": 186,
      "heading": "E",
      "site_name": "M1 Inbound - CH 23280",
      "direction_label": "eastbound",
      "locality_name": "MULGRAVE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.9127981769,
      "lng": 145.1655248939,
      "vehicles": 5.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 3
    },
    {
      "site_heading_key": "260_E",
      "source_site": 260,
      "heading": "E",
      "site_name": "Sneydes Rd (WB)",
      "direction_label": "eastbound",
      "locality_name": "POINT COOK",
      "region": "West",
      "corridor": "Sneydes Road",
      "road_class_effective": "Arterial / monitored road corridor",
      "lat": -37.897545,
      "lng": 144.712445,
      "vehicles": 6.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
      "site_heading_key": "333_E",
      "source_site": 333,
      "heading": "E",
      "site_name": "PFW 780m East of High Street/Newland St Entry Exit Ramps (OB)",
      "direction_label": "eastbound",
      "locality_name": "ALTONA MEADOWS",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.860319,
      "lng": 144.777718,
      "vehicles": 12.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "263_W",
      "source_site": 263,
      "heading": "W",
      "site_name": "Dohertys Rd (EB)",
      "direction_label": "westbound",
      "locality_name": "ALTONA NORTH",
      "region": "West",
      "corridor": "Dohertys Road",
      "road_class_effective": "Industrial / freight arterial",
      "lat": -37.831143,
      "lng": 144.822901,
      "vehicles": 14.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "45_W",
      "source_site": 45,
      "heading": "W",
      "site_name": "M1 Outbound - After Ernst Wanke Rd",
      "direction_label": "westbound",
      "locality_name": "NARRE WARREN",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.002523,
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      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "91_E",
      "source_site": 91,
      "heading": "E",
      "site_name": "M1 Inbound - Cardinia Rd (CH 54204)",
      "direction_label": "eastbound",
      "locality_name": "OFFICER",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.07895,
      "lng": 145.431118,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "229_W",
      "source_site": 229,
      "heading": "W",
      "site_name": "M80 - WRR East of Merri Creek GB",
      "direction_label": "westbound",
      "locality_name": "THOMASTOWN",
      "region": "North",
      "corridor": "M80 Ring Road \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.690217,
      "lng": 144.975615,
      "vehicles": 7.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "257_W",
      "source_site": 257,
      "heading": "W",
      "site_name": "Princes Hwy West (EB)",
      "direction_label": "westbound",
      "locality_name": "WERRIBEE",
      "region": "West",
      "corridor": "A1 / Princes Highway \u2014 western section",
      "road_class_effective": "Arterial / monitored road corridor",
      "lat": -37.885667,
      "lng": 144.697972,
      "vehicles": 6.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 6
    },
    {
      "site_heading_key": "261_S",
      "source_site": 261,
      "heading": "S",
      "site_name": "Grieve Pde (NB)",
      "direction_label": "southbound",
      "locality_name": "ALTONA NORTH",
      "region": "West",
      "corridor": "Grieve Parade",
      "road_class_effective": "Industrial / freight arterial",
      "lat": -37.844198,
      "lng": 144.824831,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "550_W",
      "source_site": 550,
      "heading": "W",
      "site_name": "M1 Monash Hwy - Stanley Outbound",
      "direction_label": "westbound",
      "locality_name": "MOUNT WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8889761167,
      "lng": 145.1151278616,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "23_W",
      "source_site": 23,
      "heading": "W",
      "site_name": "M1 Outbound - Heatherton Rd Entry Ramp",
      "direction_label": "westbound",
      "locality_name": "DOVETON",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.974751,
      "lng": 145.238385,
      "vehicles": 181.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "287_W",
      "source_site": 287,
      "heading": "W",
      "site_name": "PFW 420m West of Point Cook Road (IB)",
      "direction_label": "westbound",
      "locality_name": "LAVERTON",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8692317056,
      "lng": 144.7553920002,
      "vehicles": 10.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "71_W",
      "source_site": 71,
      "heading": "W",
      "site_name": "M1 Outbound - Second after Clyde Rd entry (Ch 46450)",
      "direction_label": "westbound",
      "locality_name": "BERWICK",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -38.049707,
      "lng": 145.354049,
      "vehicles": 305.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "142_E",
      "source_site": 142,
      "heading": "E",
      "site_name": "M1 Inbound - CH 15860",
      "direction_label": "eastbound",
      "locality_name": "CHADSTONE",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8843464563,
      "lng": 145.0934515895,
      "vehicles": 2.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 2
    },
    {
      "site_heading_key": "191_W",
      "source_site": 191,
      "heading": "W",
      "site_name": "M1 Outbound - CH 24340",
      "direction_label": "westbound",
      "locality_name": "WHEELERS HILL",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.919956,
      "lng": 145.173657,
      "vehicles": 4.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "312_W",
      "source_site": 312,
      "heading": "W",
      "site_name": "PFW 125m East of Kororoit Creek Road (IB)",
      "direction_label": "westbound",
      "locality_name": "LAVERTON NORTH",
      "region": "West",
      "corridor": "M1 / Princes Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.843878,
      "lng": 144.786005,
      "vehicles": 7.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "12_E",
      "source_site": 12,
      "heading": "E",
      "site_name": "M1 Inbound - Stud Rd Entry Ramp Bullnose",
      "direction_label": "eastbound",
      "locality_name": "DANDENONG NORTH",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.958798,
      "lng": 145.223457,
      "vehicles": 1.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": null,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 1
    },
    {
      "site_heading_key": "231_W",
      "source_site": 231,
      "heading": "W",
      "site_name": "M80 - WRR East of Industrial Ave GB",
      "direction_label": "westbound",
      "locality_name": "THOMASTOWN",
      "region": "North",
      "corridor": "M80 Ring Road \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.689652,
      "lng": 144.981453,
      "vehicles": 11.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 4
    },
    {
      "site_heading_key": "149_W",
      "source_site": 149,
      "heading": "W",
      "site_name": "M1 Outbound - CH 17390",
      "direction_label": "westbound",
      "locality_name": "MOUNT WAVERLEY",
      "region": "South-East",
      "corridor": "M1 / Monash Freeway",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.8870419506,
      "lng": 145.110871615,
      "vehicles": 91.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 10
    },
    {
      "site_heading_key": "153_S",
      "source_site": 153,
      "heading": "S",
      "site_name": "Tullamarine FWY Outbound - After Mickleham Rd Exit (NB)",
      "direction_label": "southbound",
      "locality_name": "TULLAMARINE",
      "region": "North",
      "corridor": "M2 / Tullamarine Freeway \u2014 northern section",
      "road_class_effective": "Freeway / motorway corridor",
      "lat": -37.688546,
      "lng": 144.879796,
      "vehicles": 27.0,
      "trucks": 0.0,
      "truck_pct": 0.0,
      "day_trucks": 0.0,
      "evening_trucks": 0.0,
      "night_trucks": 0.0,
      "night_share_of_trucks": null,
      "truck_share_of_night_traffic": 0.0,
      "weekday_night_trucks": 0.0,
      "weekend_night_trucks": 0.0,
      "coverage_days": 7
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  ]
}