CMF / CRF Details
CMF ID: 3023
Configure an intersection with automobile and tram traffic for 'hook turns'
Description: Configure an intersection with a mixture of automobile and tram traffic such that vehicles wait in curbside lanes until the side road signal turns green prior to making an opposing vehicle turn.
Prior Condition: a signalized intersection in Australia with a mixture of tram and auto traffic
Category: Intersection geometry
Study: Improving Safety and Operations of Tram/Traffic Management at Intersections - The Hook Turn, Currie and Reynolds, 2011
Star Quality Rating: | [View score details] |
Rating Points Total: | 10 |
Crash Modification Factor (CMF) | |
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Value: | 4.98 |
Adjusted Standard Error: | |
Unadjusted Standard Error: | 5.2847 |
Crash Reduction Factor (CRF) | |
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Value: | -398 (This value indicates an increase in crashes) |
Adjusted Standard Error: | |
Unadjusted Standard Error: | 528.47 |
Applicability | |
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Crash Type: | Sideswipe |
Crash Severity: | All |
Roadway Types: | Not Specified |
Street Type: | |
Minimum Number of Lanes: | |
Maximum Number of Lanes: | |
Number of Lanes Direction: | |
Number of Lanes Comment: | |
Crash Weather: | Not specified |
Road Division Type: | Undivided |
Minimum Speed Limit: | |
Maximum Speed Limit: | |
Speed Unit: | |
Speed Limit Comment: | |
Area Type: | Urban |
Traffic Volume: | |
Average Traffic Volume: | |
Time of Day: | All |
If countermeasure is intersection-based | |
Intersection Type: | Roadway/roadway (not interchange related) |
Intersection Geometry: | 4-leg |
Traffic Control: | Signalized |
Major Road Traffic Volume: | |
Minor Road Traffic Volume: | |
Average Major Road Volume : | |
Average Minor Road Volume : |
Development Details | |
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Date Range of Data Used: | 2006 to 2008 |
Municipality: | Melbourne |
State: | notusa |
Country: | Australia |
Type of Methodology Used: | Non-regression cross-section |
Sample Size (crashes): | 9 crashes |
Sample Size (crashes): | 1 crashes before, 8 crashes after |