CMF / CRF Details

CMF ID: 10885

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: Conventional Signalized Intersection

Category: Intersection geometry

Study: Safety Evaluation of Median U-Turn Crossover-Based Intersections, Al-Omari et al., 2020

 
Star Quality Rating: 2 Stars   [View score details]
Rating Points Total: 35
Crash Modification Factor (CMF)
Value: 0.0667
Adjusted Standard Error:
Unadjusted Standard Error:
Crash Reduction Factor (CRF)
Value: 93.33   (This value indicates a decrease in crashes)
Adjusted Standard Error:
Unadjusted Standard Error:
Applicability
Crash Type: Head on
Crash Severity: All
Roadway Types: Not specified
Number of Lanes:
Road Division Type: Divided by Median
Speed Limit:
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: 4-leg
Traffic Control: Signalized
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 2015
Municipality:
State: MI, NC, OH
Country:
Type of Methodology Used: 1
Other Details
Included in Highway Safety Manual? No
Date Added to Clearinghouse: Jul-01-2021
Comments: