CMF / CRF Details
Install red-light cameras
Countermeasure ID: 9265
Description: RLR enforcement cameras
Prior Condition: Signalized Intersections Without Red Light Cameras
Category: Advanced technology and ITS
Study Type: Journal Article/Book
| Star Quality Rating: |  [View score details] |
| Rating Points Total: | 70 |
| Crash Modification Factor (CMF) | |
|---|---|
| Value: | 0.858 |
| Adjusted Standard Error: | |
| Unadjusted Standard Error: | 0.028 |
| Crash Reduction Factor (CRF) | |
|---|---|
| Value: | 14.2 (This value indicates a decrease in crashes) |
| Adjusted Standard Error: | |
| Unadjusted Standard Error: | 2.8 |
| Applicability | |
|---|---|
| Crash Type: | All |
| Crash Severity: | K (fatal) |
| Roadway Types: | Not specified |
| 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: | |
| 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 | |
|---|---|
| Date Range of Data Used: | 1992 to 2014 |
| Municipality: | |
| State: | AL,AK,AZ,CA,CO,DC,FL,GA,HI,ID,IL,IN,IA,KS,KY,LA,MA,MI,MN,MO,NE,NV,NJ,NY,NC,OH,OK,OR,PA,TN,TX,VA,WA,WI |
| Country: | USA |
| Type of Methodology Used: | Regression cross-section |
| Other Details | |
|---|---|
| Included in Highway Safety Manual? | No |
| Date Added to Clearinghouse: | Jun 17, 2018 |
| Comments: | CMF applies to all fatal crashes in large cities (>200,000 residents) |
