CMF / CRF Details
Install pedestrian countdown timer
Countermeasure ID: 5441
Description: Install pedestrian countdown timer
Prior Condition: Signalized intersection, no countdown timer
Category: Intersection traffic control
Study: The impact of pedestrian countdown signals on pedestrian-motor vehicle collisions: a quasi-experimental study, A. Camden, R. Buliung, L. Rothman, C. Macarthur, and A. Howard, 2012
| Crash Modification Factor (CMF) |
|---|
| Value: | 1.042 |
| Adjusted Standard Error: | |
| Unadjusted Standard Error: | 0.037 |
| Crash Reduction Factor (CRF) |
|---|
| Value: | -4.2 (This value indicates an increase in crashes) |
| Adjusted Standard Error: | |
| Unadjusted Standard Error: | 3.7 |
| Applicability |
|---|
| Crash Type: | Vehicle/pedestrian |
| Crash Severity: | All |
| Roadway Types: | All |
| 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: | |
| 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: | Not specified |
| Intersection Geometry: | Not specified |
| Traffic Control: | Signalized |
| Major Road Traffic Volume: | |
| Minor Road Traffic Volume: | |
| Average Major Road Volume : | |
| Average Minor Road Volume : | |
| Development Details |
|---|
| Date Range of Data Used: | 2000 to 2009 |
| Municipality: | Toronto |
| State: | notusa |
| Country: | Canada |
| Type of Methodology Used: | Simple before/after |
| Sample Size (crashes): | 4583 crashes before, 940 crashes after |
| Other Details |
|---|
| Included in Highway Safety Manual? | No |
| Date Added to Clearinghouse: | Jan 09, 2014 |
| Comments: | This CMF only applies to crashes in the inner suburbs. |
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