CMF / CRF Details
Install bicycle boulevard
Countermeasure ID: 3092
Description: Bicycle boulevards are two-way streets with one travel lane and one parking lane in each direction and incorporate signage, pavement markings, and special bike connections.
Prior Condition: No bicycle boulevards, but many traffic calming devices were preexisting.
Category: Bicyclists
Study: Cyclist Safety on Bicycle Boulevards and Parallel Arterial Routes in Berkeley, California, Minikel, E., 2011
| Crash Modification Factor (CMF) |
|---|
| Value: | 0.37 |
| Adjusted Standard Error: | |
| Unadjusted Standard Error: | 0.052 |
| Crash Reduction Factor (CRF) |
|---|
| Value: | 63 (This value indicates a decrease in crashes) |
| Adjusted Standard Error: | |
| Unadjusted Standard Error: | 5.2 |
| Applicability |
|---|
| Crash Type: | Vehicle/bicycle |
| 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 and suburban |
| Traffic Volume: | |
| Average Traffic Volume: | |
| Time of Day: | All |
| If countermeasure is intersection-based |
| Intersection Type: | |
| Intersection Geometry: | |
| Traffic Control: | |
| Major Road Traffic Volume: | |
| Minor Road Traffic Volume: | |
| Average Major Road Volume : | |
| Average Minor Road Volume : | |
| Development Details |
|---|
| Date Range of Data Used: | 2003 to 2008 |
| Municipality: | Berkeley |
| State: | CA |
| Country: | USa |
| Type of Methodology Used: | Non-regression cross-section |
| Sample Size (crashes): | 2114 crashes |
| Other Details |
|---|
| Included in Highway Safety Manual? | No |
| Date Added to Clearinghouse: | Jul 15, 2011 |
| Comments: | |
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