CMF / CRF Details
CMF ID: 11492
Install Inlaid Pavement Marker (IPM)
Description:
Prior Condition: No Prior Condition(s)
Category: Delineation
Study: Investigation of Inlaid Pavement Marker Performance and Safety Effectiveness, , 2023
Star Quality Rating: | [View score details] |
Rating Points Total: | 140 |
Crash Modification Factor (CMF) | |
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Value: | 0.82 |
Adjusted Standard Error: | |
Unadjusted Standard Error: | 0.03 |
Crash Reduction Factor (CRF) | |
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Value: | 18 (This value indicates a decrease in crashes) |
Adjusted Standard Error: | |
Unadjusted Standard Error: | 3 |
Applicability | |
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Crash Type: | All |
Crash Severity: | All |
Roadway Types: | Principal Arterial Interstate, Principal Arterial Other Freeways and Expressways, Principal Arterial Other |
Street Type: | Two-Way |
Minimum Number of Lanes: | 2 |
Maximum Number of Lanes: | 4 |
Number of Lanes Direction: | One Direction |
Number of Lanes Comment: | |
Crash Weather: | All |
Road Division Type: | All |
Minimum Speed Limit: | |
Maximum Speed Limit: | |
Speed Unit: | |
Speed Limit Comment: | |
Area Type: | All |
Traffic Volume: | Minimum of 34306 to Maximum of 92283 Annual Average Daily Traffic (AADT) |
Average Traffic Volume: | 57478 Annual Average Daily Traffic (AADT) |
Time of Day: | Night |
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 | |
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Date Range of Data Used: | 2007 to 2019 |
Municipality: | St. Louis |
State: | MO |
Country: | USA |
Type of Methodology Used: |
Other Details | |
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Included in Highway Safety Manual? | No |
Date Added to Clearinghouse: | Dec 12, 2023 |
Comments: |