Data Dictionary

Field Name Name Type Description Fixed Values
date Date DATE The date of the record in yyyy-mm-dd format.
time_bin Time Bin TIME The 15 minute time bin during which the detections were recorded in hh:mm:ss format
site Site INTEGER The site key which indicates the location of the record.
heading Heading TEXT The cardinal direction of travel for the detected records. <p>SW (south-west),</p><p>SE (south-east),</p><p>E (east),</p><p>W (west),</p><p>N (north),</p><p>S (south),</p><p>NE (north-east),</p><p>NW (north-west)</p>
vehicle_class Vehicle Class INTEGER

The Austroads vehicle class reference. There are 2 classification schemes used depending on the site.

4 bin corresponds to the Austroads classification by vehicle length, one of:

1.Short (Length <6m ), 2.Rigid ( 6m ≤ length < 13m), 3.Articulated (13m ≤ length < 21m), 4.Bdouble/HPFV (length ≥ 21m).


12 bin corresponds to the standard Austroads level 3 vehicle classification scheme.


'Other' refers to an invalid class or error in classification

 <p>1 (Short vehicle),</p><p>2 (Short vehicle towing),</p><p>3 (Two axle rigid truck or bus),</p><p>4 (Three axle rigid truck or bus),</p><p>5 (More than three axle rigid truck, bus or crane),</p><p>6 (Three axle articulated or rigid vehicle and trailer),</p><p>7 (Four axle articulated or rigid vehicle and trailer),</p><p>8 (Five axle articulated or rigid vehicle and trailer),</p><p>9 (Six axle (or more) articulated or rigid vehicle and trailer),</p><p>10 (B' Double or heavy truck trailer),</p><p>11 (Double road train or heavy truck and trailers),</p><p>12 (Triple road train or heavy truck and three trailers)</p>
speed_bin Speed Bin TEXT The speed bin of the records in 5km/h increments.
volume Volume INTEGER The count of vehicles during the 15 minute period for the specified site, vehicle class and speed bin.

Additional information

Field Value
Dataset Last Updated Date 6 August 2026
Format ZIP
License Creative Commons Attribution 4.0
Open Data Title Telemetry 15 Minute Aggregate Data
Dataset File Size 9.4 MiB
Dataset Security Value BIL1 OFFICIAL - Authorised Public Release
Dataset Reporting Period Start 1 July 2026
Dataset Reporting Period End 31 July 2026
Geographic Coverage Victoria