What data has council collected?
Council engaged independent specialists to collect and analyse data on Wellington Street to assist in the development of these proposals.
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Baseline Data Summary Report
Council published a Wellington Street Baseline Data Summary Report as part of the ordinary council meeting agenda of 9 September 2025 (section 7.4.2)1. The report brings together data collected across the corridor and covers:
- Bicycle speeds and volumes
- Motor vehicle counts
- Walking volumes
- Origin-destination vehicle counts
- Air pollution
- Noise pollution
- Car parking utilisation
- Crash statistics
- Tree canopy
The underlying data for traffic, cycling, and origin-destination counts was collected in October and November 2023. The raw data files, where we have them, are available for download below.
Motor vehicle volumes and speeds
Automatic Traffic Counter (ATC) equipment was installed at 26 sites across the Wellington Street corridor and surrounding street network. The equipment recorded vehicle volumes, vehicle classes (light and heavy), and speeds continuously for a full week: Tuesday 10 October to Monday 16 October 20232.
Origin and destination
Matrix Traffic and Transport Data Pty Ltd conducted an origin-destination survey across the corridor in October 2023 to establish where traffic on Wellington Street is coming from and going to3.
Number plates were recorded by video at 12 monitoring stations covering both the Clifton Hill and Collingwood sections of the corridor, and side streets including Gold, Budd, Keele, Easey, and Hotham. Matching the plates across station pairs identifies which vehicles are passing through the study area versus those with a local origin or destination.
Monitoring was conducted across three sessions to capture typical peak and off-peak conditions:
- Wednesday 11 October 2023, 7:00–10:00 am (weekday morning peak)
- Wednesday 11 October 2023, 3:30–6:30 pm (weekday afternoon peak)
- Saturday 14 October 2023, 10:00 am–4:00 pm
Cycling volumes and speeds
Cycling volumes and speeds were recorded from multiple sources: camera data from 2023, the annual Bicycle Network “Super Tuesday” count, and the October 2023 ATC monitoring. Wellington Street is classified as a C1 Primary Route in Victoria’s Strategic Cycling Corridors network, the highest classification4. The baseline report includes a chart of daily cyclist counts from October to November 2023; volumes frequently exceeded 2,000 on weekdays.
Walking volumes
Pedestrian volumes were recorded using cameras set up to detect and count different transport modes. The cameras cover the period from October to November 2023.
Traffic modelling
GHD Pty Ltd was engaged by City of Yarra to assess the potential traffic redistribution effects of the proposed options. Their report, the Wellington Street Corridor Upgrade Traffic Analysis Report, was completed on 14 March 20255.
The analysis is described in the report as a preliminary, first-principles desktop assessment of likely traffic shifts. It draws on the ATC data above and on aggregated GPS origin-destination data from TomTom. The assessment covers all four scenario combinations: Option 1 and Option 2 for Stage 3 (Collingwood), and Option 1 and Option 2 for Stage 4 (Clifton Hill).
The report recommends that council commission further detailed modelling using the Department of Transport and Planning’s DOMINO mesoscopic traffic model to assess rerouting and network-wide impacts in greater depth.
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City of Yarra, Wellington Street Baseline Data Summary Report, published as section 7.4.2 of the Ordinary Council Meeting agenda, 9 September 2025 (report begins at p. 257 of the agenda PDF). ↩
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City of Yarra, automatic traffic count data collected by Automatic Traffic Counter equipment at 26 sites, Tuesday 10 October to Monday 16 October 2023 (AUVIC7802). Download: ATC report (Excel). ↩
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Matrix Traffic and Transport Data Pty Ltd, OD Surveys around Wellington St, Collingwood and Clifton Hill, October 2023 (AUVIC7802). Download: OD survey methodology report (PDF) and OD survey summary (Excel). ↩
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Victorian Government, Strategic Cycling Corridors. Overview document: Strategic Cycling Corridors Overview Document, December 2020. ↩
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GHD Pty Ltd, Wellington Street Corridor Upgrade: Traffic Analysis Report, City of Yarra, 14 March 2025 (project 12662382). Download: GHD traffic analysis report (PDF). ↩