CMF / CRF Details

CMF ID: 444

Closure or complete relocation of all driveways from functional area of intersection

Description:

Prior Condition:  No Prior Condition(s)

Category: Access management

Study: Analysis of Traffic Accidents within the Functional Area of Intersections and Driveways, Lall et al., 1995

 
Star Quality Rating:Cannot Be Rated (Insufficient Information)
Rating Points Total:
Crash Modification Factor (CMF)
Value:1.17
Adjusted Standard Error:
Unadjusted Standard Error:0.65
Crash Reduction Factor (CRF)
Value:-17  (This value indicates an increase in crashes)
Adjusted Standard Error:
Unadjusted Standard Error:65
Applicability
Crash Type:All
Crash Severity:All
Roadway Types:Principal Arterial Other
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:
If countermeasure is intersection-based
Intersection Type:Roadway/roadway (not interchange related)
Intersection Geometry:Not specified
Traffic Control:Not specified
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:
Country:
Type of Methodology Used:Non-regression cross-section
Other Details
Included in Highway Safety Manual?No
Date Added to Clearinghouse:Dec 01, 2009
Comments: