CMF / CRF Details

CMF ID: 5273

Install pedestrian countdown timer

Description: Install pedestrian countdown timer

Prior Condition: Unknown

Category: Intersection traffic control

Study: Evaluating pedestrian safety improvements, Van Houten et al., 2012

 
Star Quality Rating: 2 Stars   [View score details]
Crash Modification Factor (CMF)
Value: 0.45
Adjusted Standard Error:
Unadjusted Standard Error:
Crash Reduction Factor (CRF)
Value: 55   (This value indicates a decrease in crashes)
Adjusted Standard Error:
Unadjusted Standard Error:
Applicability
Crash Type: Vehicle/pedestrian
Crash Severity: All
Roadway Types: Not specified
Number of Lanes:
Road Division Type:
Speed Limit:
Area Type: Not specified
Traffic Volume:
Average Traffic Volume:
Time of Day:
If countermeasure is intersection-based
Intersection Type: Roadway/roadway (not interchange related)
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:
Municipality: Kalamazoo
State: MI
Country:
Type of Methodology Used: Time series
Sample Size (sites): 57 sites
Other Details
Included in Highway Safety Manual? No
Date Added to Clearinghouse: Dec-02-2013
Comments: The study did not adjust the reduction in crashes at the treatment location based on the change in the comparison sites.