CMF / CRF Details

CMF ID: 7870

Convert existing barrier tollbooths to open road tolling (ORT) facility

Description: Existing barrier tollbooth facility converted to express lanes capable of collecting tolls at high-speeds (open road tolling).

Prior Condition: Roadways with traditional mainline toll plaza

Category: Advanced technology and ITS

Study: Validation and Application of Highway Safety Manual (Part D) in Florida, Abdel-Aty et al., 2014

Image: View the countermeasure image.

 
Star Quality Rating: 3 Stars   [View score details]
Crash Modification Factor (CMF)
Value: 0.54
Adjusted Standard Error:
Unadjusted Standard Error: 0.07
Crash Reduction Factor (CRF)
Value: 46   (This value indicates a decrease in crashes)
Adjusted Standard Error:
Unadjusted Standard Error: 7
Applicability
Crash Type: All
Crash Severity: K (fatal),A (serious injury),B (minor injury),C (possible injury)
Roadway Types: Principal Arterial Other Freeways and Expressways
Number of Lanes:
Road Division Type: Divided by Median
Speed Limit:
Area Type: Not specified
Traffic Volume:
Average Traffic Volume:
Time of Day: All
If countermeasure is intersection-based
Intersection Type:
Intersection Geometry:
Traffic Control:
Major Road Traffic Volume:
Minor Road Traffic Volume:
Average Major Road Volume :
Average Minor Road Volume :
Development Details
Date Range of Data Used: 2002 to 2012
Municipality:
State: FL
Country: USA
Type of Methodology Used: Before/after using empirical Bayes or full Bayes
Sample Size (sites): 30 sites
Other Details
Included in Highway Safety Manual? No
Date Added to Clearinghouse: Mar-08-2016
Comments: CMFs of converting traditional mainline toll plaza to hybrid mainline toll plaza