TIRTL Traffic Counts and Classification May 2026
Vehicle volumes, classification and speed captured at a 15 minute aggregate level from TIRTL traffic sensors located on the network.
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. | |
| site | Site | INTEGER | The site key which indicates the location of the record. | |
| vehicle_class | Vehicle Class | INTEGER | The Austroads level 3 vehicle class reference. | 0 - Motorcycles, 1 - Short vehicle, 2 - Short vehicle towing, 3 - Two axle rigid truck or bus, 4 - Three axle rigid truck or bus, 5 - Greater than 3 axle rigid truck, bus or crane, 6 - Three axle articulated or rigid vehicle and trailer, 7 - Four axle articulated or rigid vehicle and trailer, 8 - Five axle articulated or rigid vehicle and trailer, 9 - Six axle (or more) articulated or rigid vehicle and trailer, 10 - B-double or heavy truck trailer, 11 - Double road train or heavy truck and trailers, 12 - Triple road train or heavy truck and three trailers, 13 - Error, 14 - Bicycles |
| 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 |
|---|---|
| Data last updated | 19 May 2026 |
| Metadata last updated | 19 May 2026 |
| Created | 3 May 2026 |
| Format | CSV |
| License | Creative Commons Attribution 4.0 International |
| Attributes | [{"attribute_display_order_id": 1, "db_format": "DATE", "db_name": "date", "definition": "The date of the record in yyyy-mm-dd format.", "id": "12005", "name": "Date", "ref_number": "AT-12005"}, {"attribute_display_order_id": 2, "db_format": "TIME", "db_name": "time_bin", "definition": "The 15 minute time bin during which the detections were recorded.", "id": "12006", "name": "Time Bin", "ref_number": "AT-12006"}, {"attribute_display_order_id": 3, "db_format": "INTEGER", "db_name": "site", "definition": "The site key which indicates the location of the record.", "id": "12007", "name": "Site", "ref_number": "AT-12007"}, {"attribute_display_order_id": 4, "db_format": "INTEGER", "db_name": "vehicle_class", "definition": "The Austroads level 3 vehicle class reference.", "fixed_values": "0 - Motorcycles, 1 - Short vehicle, 2 - Short vehicle towing, 3 - Two axle rigid truck or bus, 4 - Three axle rigid truck or bus, 5 - Greater than 3 axle rigid truck, bus or crane, 6 - Three axle articulated or rigid vehicle and trailer, 7 - Four axle articulated or rigid vehicle and trailer, 8 - Five axle articulated or rigid vehicle and trailer, 9 - Six axle (or more) articulated or rigid vehicle and trailer, 10 - B-double or heavy truck trailer, 11 - Double road train or heavy truck and trailers, 12 - Triple road train or heavy truck and three trailers, 13 - Error, 14 - Bicycles", "id": "12008", "name": "Vehicle Class", "ref_number": "AT-12008"}, {"attribute_display_order_id": 5, "db_format": "TEXT", "db_name": "speed_bin", "definition": "The speed bin of the records in 5km/h increments.", "id": "12009", "name": "Speed Bin", "ref_number": "AT-12009"}, {"attribute_display_order_id": 6, "db_format": "INTEGER", "db_name": "volume", "definition": "The count of vehicles during the 15 minute period for the specified site, vehicle class and speed bin.", "id": "12010", "name": "Volume", "ref_number": "AT-12010"}] |
| Ckan url | https://discover.data.vic.gov.au |
| Dataset last updated date | 2 weeks ago |
| Datastore active | True |
| Datastore contains all records of source file | True |
| Edc sync | True |
| Has views | True |
| Historical | False |
| Id | 8ecd89b1-05ea-4b33-81b0-7cb9631e16ec |
| Ignore hash | False |
| Mimetype | application/zip |
| Open dataset title | TIRTL 15 Minute Aggregate Data |
| Original url | https://opendata.transport.vic.gov.au/dataset/e2d78fb5-e16d-43b9-bcdc-607d9b4855f5/resource/8ecd89b1-05ea-4b33-81b0-7cb9631e16ec/download/tirtl_15min_volume_classification_may_2026.zip |
| Package id | dbb5deb1-51e8-4d0c-8115-1de455defb0b |
| Period end | 2026-05-17 |
| Period start | 2026-05-01 |
| Position | 0 |
| Resource id | 8ecd89b1-05ea-4b33-81b0-7cb9631e16ec |
| Set url type | False |
| State | active |
| Task created | 2026-05-19 04:53:18.482793 |
| File size (bytes) | 61.1 MB |
| Temporal Coverage Start | 1 May 2026 |
| Temporal Coverage End | 17 May 2026 |