CMF / CRF Details
CMF ID: 8696
Increase lane width
Description: None
Prior Condition: Roadways with narrower lane width
Category: Roadway
Study: Evaluation of Safety Effectiveness of Multiple Cross Sectional Features on Urban Arterials, Park and Abdel-Aty, 2016
Star Quality Rating: | [View score details] |
Rating Points Total: | 105 |
Crash Modification Factor (CMF) | |
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Applicability | |
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Crash Type: | Vehicle/bicycle |
Crash Severity: | All |
Roadway Types: | Principal Arterial Other |
Street Type: | |
Minimum Number of Lanes: | 2 |
Maximum Number of Lanes: | 8 |
Number of Lanes Direction: | |
Number of Lanes Comment: | |
Crash Weather: | Not specified |
Road Division Type: | All |
Minimum Speed Limit: | 20 |
Maximum Speed Limit: | 65 |
Speed Unit: | mph |
Speed Limit Comment: | |
Area Type: | Urban |
Traffic Volume: | Minimum of 1000 to Maximum of 94500 Annual Average Daily Traffic (AADT) |
Average Traffic Volume: | 31880 Annual Average Daily Traffic (AADT) |
Time of Day: | All |
If countermeasure is intersection-based | |
Intersection Type: | |
Intersection Geometry: | |
Traffic Control: | |
Major Road Traffic Volume: | |
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Development Details | |
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Date Range of Data Used: | 2008 to 2012 |
Municipality: | |
State: | FL |
Country: | USA |
Type of Methodology Used: | Regression cross-section |
Sample Size (crashes): | 2465 crashes |
Sample Size (sites): | 6420 sites |
Sample Size (site-years): | 32100 site-years |
Sample Size (miles): | 2514 miles |
Sample Size (mile-years): | 12570 mile-years |
Other Details | |
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Included in Highway Safety Manual? | No |
Date Added to Clearinghouse: | Nov 06, 2017 |
Comments: | This CMF is for KABCO bike crashes. CMF applies to urban arterials. |