Black Spot Funding submissions, information and issues faced in the process.

1. BLACK SPOT PROGRAM
A Local Government Perspective
Damir Vagaja
Traffic Design Engineer
AITPM Technical Workshop
April 2015

2. City of Stirling
• Largest local government area in WA
• ~1,000 km of roads
• ~4,300 intersections
• ~200,000 residents
• Portfolio of road safety approaches
• Road Safety Working Group
• Community engagement initiatives
• LATM projects
• Black Spot program

3. Historical overview of the
Black Spot program

4. Historical overview of the
Black Spot program
• Variety of treatments
• New traffic lights
• New roundabouts
• Traffic signal modifications
• Non-skid treatments
• Traffic islands
• Turn lanes and seagull islands
• No Black Length submissions (i.e. >3km road
sections)

5. Strategic context
• Traffic Benefit Cost Monitoring Strategy (2011)
• monitors the success of traffic management
treatments undertaken under the Black Spot
Program
• evaluation is based upon the BCR for the five
year period following construction, compared
with the preceding five year period
• update provided annually to the Council

6. Evaluation 2006/07
• Based on crash data 2000/04 and 2008/12
• Six projects ($630k)
• Problem crashes 115  86
• All crashes 221  234
• BCRs

7. Evaluation 2007/08
• Based on crash data 2001/05 and 2009/13
• Eight projects ($810k)
• Problem crashes 73  30
• All crashes 99  74
• BCRs

8. Challenges
• Timing of release of crash data (CARS)
Mar Apr May Jun Jul Aug Sept Oct Nov Dec Jan Feb Mar Apr May Jun Jul … Jun
Black Spot FY
Program invitation for FY
Updated CARS
released
Submission deadline
Investigation
Submission
Design
AIP
Project
costing
Budgeting
Budget for FY
accepted
Constr
uction
Draft Black
Spot list
Advice on
determination

9. Challenges
• Timing of release of crash data (CARS)
• Obtaining AIPs for traffic signals
• Staging of projects
• Running out of ‘easy’ projects