CMF / CRF Details

CMF ID: 5439

Install pedestrian countdown timer

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

 
Star Quality Rating:2 Stars  [View score details]
Rating Points Total:45
Crash Modification Factor (CMF)
Value:0.967
Adjusted Standard Error:
Unadjusted Standard Error:0.067
Crash Reduction Factor (CRF)
Value:3.3  (This value indicates a decrease in crashes)
Adjusted Standard Error:
Unadjusted Standard Error:6.7
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):1203 crashes before, 262 crashes after
Other Details
Included in Highway Safety Manual?No
Date Added to Clearinghouse:Jan 09, 2014
Comments:This CMF only applies to crashes involving older people 60+ years old.