CMF / CRF Details

CMF ID: 10839

Convert intersection to restricted crossing U-turn (RCUT) intersection

Description: The RCUT, also referred to as the superstreet intersection or J-turn intersection. The conversion is for either signalized or stop-controlled.

Prior Condition: Two-Way Stop Controlled Intersection

Category: Intersection geometry

Study: Evaluating the Safety Effectiveness of Restricted Crossing U turn (RCUT) Intersections, Mishra and Pulugurtha, 2021

 
Star Quality Rating: Cannot Be Rated (Insufficient Information)
Rating Points Total: 55
Crash Modification Factor (CMF)
Value: 0.301
Adjusted Standard Error:
Unadjusted Standard Error: 0.052
Crash Reduction Factor (CRF)
Value: 69.92   (This value indicates a decrease in crashes)
Adjusted Standard Error:
Unadjusted Standard Error: 5.18
Applicability
Crash Type: All
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: Stop-controlled
Major Road Traffic Volume:
Minor Road Traffic Volume:
Average Major Road Volume :
Average Minor Road Volume :
Development Details
Date Range of Data Used:
Municipality:
State: NC
Country:
Type of Methodology Used:
Other Details
Included in Highway Safety Manual? No
Date Added to Clearinghouse: Jul-01-2021
Comments: This CMF is for installation of Unsignalized RCUT with U-turn at median opening.