CMF / CRF Details
CMF ID: 11081
Install red-light cameras at intersections
Description:
Prior Condition: Intersections with No Red Light Cameras
Category: Advanced technology and ITS
Study: Analysis on Safety Impact of Red Light Cameras using the Empirical Bayesian Approach, Lee et al., 2016
| Star Quality Rating: |  [View score details] |
| Rating Points Total: | 115 |
| Crash Modification Factor (CMF) | |
|---|---|
| Value: | 1.17 |
| Adjusted Standard Error: | |
| Unadjusted Standard Error: | 0.07 |
| Crash Reduction Factor (CRF) | |
|---|---|
| Value: | -17 (This value indicates an increase in crashes) |
| Adjusted Standard Error: | |
| Unadjusted Standard Error: | 7 |
| Applicability | |
|---|---|
| Crash Type: | Rear end |
| Crash Severity: | All |
| 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: | 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 | |
|---|---|
| Date Range of Data Used: | 2006 to 2011 |
| Municipality: | Orange County, Orlando, Apopka |
| State: | FL |
| Country: | USA |
| Type of Methodology Used: | |
| Other Details | |
|---|---|
| Included in Highway Safety Manual? | No |
| Date Added to Clearinghouse: | Mar 16, 2022 |
| Comments: | This CMF looks at crashes on All Approaches. |
