CMF / CRF Details
CMF ID: 4281
Install red-light cameras
Description: RLR enforcement cameras
Prior Condition: No RLR enforcement camera
Category: Advanced technology and ITS
Study: Effectiveness of Red Light Cameras-Texas Statewide Evaluation, Walden and Bochner, 2011
Star Quality Rating: | [View score details] |
Rating Points Total: | 40 |
Crash Modification Factor (CMF) | |
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Value: | 0.76 |
Adjusted Standard Error: | |
Unadjusted Standard Error: | 0.02 |
Crash Reduction Factor (CRF) | |
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Value: | 24 (This value indicates a decrease in crashes) |
Adjusted Standard Error: | |
Unadjusted Standard Error: | 2 |
Applicability | |
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Crash Type: | All |
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: | All |
Minimum Speed Limit: | |
Maximum Speed Limit: | |
Speed Unit: | |
Speed Limit Comment: | |
Area Type: | All |
Traffic Volume: | |
Average Traffic Volume: | |
Time of Day: | All |
If countermeasure is intersection-based | |
Intersection Type: | Roadway/roadway (not interchange related) |
Intersection Geometry: | No values chosen. |
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: | |
Municipality: | |
State: | TX |
Country: | USA |
Type of Methodology Used: | Simple before/after |
Other Details | |
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Included in Highway Safety Manual? | No |
Date Added to Clearinghouse: | Dec 06, 2012 |
Comments: | CMF applies only to red-light-related crashes at intersections with all-red signal intervals. |