CMF / CRF Details
CMF ID: 9930
Install a traffic signal
Description:
Prior Condition: Two- way stop-controlled
Category: Intersection traffic control
Study: Effects of Signalization at Rural Intersections Considering the Elderly Driving Population, Yue et al., 2019
Star Quality Rating: | [View score details] |
Rating Points Total: | 125 |
Crash Modification Factor (CMF) | |
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Value: | |
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Unadjusted Standard Error: |
Crash Reduction Factor (CRF) | |
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Applicability | |
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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: | Rural |
Traffic Volume: | |
Average Traffic Volume: | |
Time of Day: | All |
If countermeasure is intersection-based | |
Intersection Type: | Roadway/roadway (not interchange related) |
Intersection Geometry: | 4-leg |
Traffic Control: | Other |
Major Road Traffic Volume: | |
Minor Road Traffic Volume: | |
Average Major Road Volume : | 4674 Annual Average Daily Traffic (AADT) |
Average Minor Road Volume : | 1972 Annual Average Daily Traffic (AADT) |
Development Details | |
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Date Range of Data Used: | 2011 to 2014 |
Municipality: | |
State: | FL |
Country: | |
Type of Methodology Used: | Regression cross-section |
Sample Size (sites): | 112 sites |
Sample Size (site-years): | 448 site-years |
Other Details | |
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Included in Highway Safety Manual? | No |
Date Added to Clearinghouse: | Jul 26, 2019 |
Comments: | This CMF is for crashes involving elderly drivers. |