CMF / CRF Details
CMF ID: 2981
Install red-light cameras
Description: RLR enforcement cameras
Prior Condition: Signalized intersection without red-light running cameras
Category: Advanced technology and ITS
Study: Red light for red-light cameras?: A meta-analysis of the effects of red-light cameras on crashes, Erke, A., 2009
| Star Quality Rating: |  [View score details] |
| Rating Points Total: | 95 |
| Crash Modification Factor (CMF) | |
|---|---|
| Value: | 1.43 |
| Adjusted Standard Error: | |
| Unadjusted Standard Error: | 0.1276 |
| Crash Reduction Factor (CRF) | |
|---|---|
| Value: | -43 (This value indicates an increase in crashes) |
| Adjusted Standard Error: | |
| Unadjusted Standard Error: | 12.76 |
| Applicability | |
|---|---|
| Crash Type: | Rear end |
| Crash Severity: | All |
| Roadway Types: | Not Specified |
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| Number of Lanes Comment: | |
| Crash Weather: | Not specified |
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| If countermeasure is intersection-based | |
| Intersection Type: | Roadway/roadway (not interchange related) |
| Intersection Geometry: | Not specified |
| Traffic Control: | Signalized |
| Major Road Traffic Volume: | |
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| Development Details | |
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| Type of Methodology Used: | Meta-regression |
| Other Details | |
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| Included in Highway Safety Manual? | No |
| Date Added to Clearinghouse: | Mar 21, 2011 |
| Comments: | Countermeasure name has been slightly modified for consistency across Clearinghouse |
