CMF / CRF Details
CMF ID: 10697
Install restricted crossing U-turn intersections
Description:
Prior Condition: No Prior Condition(s)
Category: Intersection geometry
Study: Development of Safety Performance Functions for Restricted Crossing U-Turn Intersections, Ulak et al., 2020
Star Quality Rating: | [View score details] |
Rating Points Total: | 100 |
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Applicability | |
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Crash Type: | All |
Crash Severity: | K (fatal),A (serious injury),B (minor injury),C (possible injury) |
Roadway Types: | All |
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: | Divided by Median |
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: | Roadway/roadway (not interchange related) |
Intersection Geometry: | 3-leg,4-leg |
Traffic Control: | Stop-controlled |
Major Road Traffic Volume: | Minimum of 9700 to Maximum of 100467 Annual Average Daily Traffic (AADT) |
Minor Road Traffic Volume: | Minimum of 1000 to Maximum of 18218 Annual Average Daily Traffic (AADT) |
Average Major Road Volume : | 38138 Annual Average Daily Traffic (AADT) |
Average Minor Road Volume : | 6828 Annual Average Daily Traffic (AADT) |
Development Details | |
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Date Range of Data Used: | |
Municipality: | |
State: | AL,GA,IL,IN,LA,MD,MI,MN,MS,MO,NC,SC,TN,WI |
Country: | |
Type of Methodology Used: | Regression cross-section |
Sample Size (crashes): | 261 crashes |
Sample Size (sites): | 198 sites |
Other Details | |
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Included in Highway Safety Manual? | No |
Date Added to Clearinghouse: | Feb 25, 2021 |
Comments: | This CMFunction is for Number of Driveways. |