{
    "schema_version":  1,
    "generated_at":  "2026-10-01T07:37:20.2256525+10:00",
    "source_pack":  {
                        "pack_id":  "cutoff_to_latest_v3_20261001_073411",
                        "pack_version":  "v3",
                        "pack_generated_at":  "2026-10-01T07:35:14"
                    },
    "release":  {
                    "release_key":  "2026-09",
                    "label":  "September 2026",
                    "published_at":  "2026-10-01T07:37:20.1062135+10:00",
                    "scats_start":  "2026-04-08",
                    "scats_end":  "2026-09-29",
                    "tirtl_start":  "2026-05-23",
                    "tirtl_end":  "2026-09-29",
                    "folder":  "2026/2026-09/",
                    "pdf":  "2026/2026-09/Melbourne_Traffic_Freight_Intelligence_V20_2026_10_01_0735.pdf",
                    "evidence_pack":  "2026/2026-09/Melbourne_Traffic_Freight_Intelligence_V20_2026_10_01_0735_media_pack.zip",
                    "latest_pdf":  "latest-traffic-freight-brief.pdf",
                    "latest_evidence_pack":  "latest-evidence-pack.zip"
                },
    "scats":  {
                  "movements":  21881688805,
                  "sites":  4634,
                  "rows_15min_detector":  1701534164,
                  "busiest_site":  {
                                       "site":  "3380",
                                       "label":  "EASTERN Freeway OFF RAMP / HODDLE - Abbotsford",
                                       "friendly_name":  "EASTERN Freeway OFF RAMP / HODDLE",
                                       "official_name":  "EASTERN FWY OFF RAMP/HODDLE",
                                       "suburb":  "Abbotsford",
                                       "municipality":  "Melbourne",
                                       "movements":  26332020,
                                       "average_daily_movements":  169884,
                                       "latitude":  -37.795997,
                                       "longitude":  144.99397,
                                       "google_maps_url":  "https://www.google.com/maps/search/?api=1\u0026query=-37.795997,144.99397"
                                   }
              },
    "tirtl":  {
                  "classified_vehicle_passings":  1817391185,
                  "classified_truck_passings":  91766207,
                  "overall_truck_share_pct":  5.0493370803930686,
                  "classified_rows":  104620862,
                  "sites":  300,
                  "heaviest_truck_location":  {
                                                  "source_site":  "505",
                                                  "heading":  "W",
                                                  "label":  "West Gate Bridge outbound W (westbound) - Spotswood / Port Melbourne corridor",
                                                  "site_name":  "West Gate Bridge outbound W",
                                                  "direction":  "westbound",
                                                  "road_name":  "West Gate Freeway / West Gate Bridge",
                                                  "corridor":  "West Gate Bridge",
                                                  "suburb":  "Spotswood / Port Melbourne corridor",
                                                  "lga":  "Hobsons Bay / Melbourne",
                                                  "classified_vehicle_passings":  10057368,
                                                  "classified_truck_passings":  718103,
                                                  "truck_share_pct":  7.14,
                                                  "latitude":  -37.830815,
                                                  "longitude":  144.900329,
                                                  "google_maps_url":  "https://www.google.com/maps/search/?api=1\u0026query=-37.830815,144.900329"
                                              },
                  "highest_meaningful_volume_truck_share_hotspot":  {
                                                                        "source_site":  "264",
                                                                        "heading":  "W",
                                                                        "label":  "Dohertys Rd (WB) (westbound) - ALTONA NORTH",
                                                                        "site_name":  "Dohertys Rd (WB)",
                                                                        "direction":  "westbound",
                                                                        "suburb":  "ALTONA NORTH",
                                                                        "classified_vehicle_passings":  979351,
                                                                        "classified_truck_passings":  213915,
                                                                        "truck_share_pct":  21.84,
                                                                        "latitude":  -37.831211,
                                                                        "longitude":  144.822392,
                                                                        "google_maps_url":  "https://www.google.com/maps/search/?api=1\u0026query=-37.831211,144.822392"
                                                                    },
                  "hotspot_thresholds":  {
                                             "minimum_vehicles":  100000,
                                             "minimum_trucks":  10000
                                         }
              },
    "quality":  {
                    "publication_ready":  true,
                    "critical_quality_failures":  0,
                    "coverage_review_rows":  237,
                    "classification_review_rows":  0,
                    "validated_freight_share_uplifts":  0,
                    "general_traffic_volume_uplifts":  1,
                    "suppressed_public_candidates":  524,
                    "comparison_method":  "latest complete Monday-Sunday week versus median of preceding 4 complete Monday-Sunday weeks",
                    "scats_change_status":  "provisional_pending_scats_quality_gate"
                },
    "caveats":  {
                    "scats_first_latest_changes":  "provisional",
                    "scats_note":  "SCATS first/latest comparison rows remain provisional pending a separate SCATS completeness gate and must not be described as confirmed growth.",
                    "tirtl_note":  "TIRTL values represent classified sensor passings rather than counts of unique vehicles or unique journeys."
                }
}