DTP Open Data Intelligence Briefs

Independent traffic and freight briefs generated from Department of Transport and Planning SCATS signal-volume and TIRTL vehicle-classification releases. Each brief turns large public datasets into named-site findings, maps, ranked changes, freight indicators and auditable evidence.

Latest release: August 2026

Current

SCATS coverage2026-04-08 to 2026-08-01

TIRTL coverage2026-05-23 to 2026-08-01

Open latest PDF brief Download evidence pack Open release folder

What each release contains

Designed for rapid public, media and policy review while retaining links to the supporting release files.

SCATS movement intelligence

Busiest named signal locations, movement totals, strongest changes, unusual patterns and supporting site-level evidence.

TIRTL freight intelligence

Heavy-vehicle volumes, truck-share hotspots, named directional monitoring positions and freight watchlist candidates.

Publication evidence

Maps, method notes, data-window disclosure, CSV outputs and evidence packs where available.

Release archive

Every published release remains available. The newest release is shown first.

Release	SCATS window	TIRTL window	Files
August 2026 Latest	2026-04-08 to 2026-08-01	2026-05-23 to 2026-08-01	Release folder · PDF · Evidence pack
June 2026	2026-04-08 to 2026-06-11	2026-05-23 to 2026-06-11	Release folder

Interpretation note. Watchlist, anomaly and change rows are leads for further investigation, not automatic proof of cause. TIRTL values are classified sensor passings rather than counts of unique vehicles or unique journeys.