CMF / CRF Details

CMF ID: 422

Install red-light cameras

Description: RLR enforcement cameras

Prior Condition: No Prior Condition(s)

Category: Advanced technology and ITS

Study: A Multi-Jurisdictional Safety Evaluation of Red Light Cameras, Persaud et al., 2005

 
Star Quality Rating: 5 Stars
Crash Modification Factor (CMF)
Value: 1.15
Adjusted Standard Error: 0.04
Unadjusted Standard Error: 0.03
Crash Reduction Factor (CRF)
Value: -15   (This value indicates an increase in crashes)
Adjusted Standard Error: 4
Unadjusted Standard Error: 3
Applicability
Crash Type: Rear end
Crash Severity: All
Roadway Types: Not specified
Number of Lanes:
Road Division Type:
Speed Limit:
Area Type: Urban
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:
State:
Country:
Type of Methodology Used: Before/after using empirical Bayes or full Bayes
Other Details
Included in Highway Safety Manual? No
Date Added to Clearinghouse: Dec-01-2009
Comments: Countermeasure name has been slightly modified for consistency across Clearinghouse