CMF / CRF Details
CMF ID: 11583
Convert intersection to roundabout
Description:
Prior Condition: Conventional stop-controlled and/or signalized intersection
Category: Intersection geometry
Study: Traffic Safety Evaluation of Pedestrians and Bicyclists at Roundabouts in Minnesota, Wagner et al., 2023
Star Quality Rating: | [View score details] |
Rating Points Total: | 55 |
Crash Modification Factor (CMF) | |
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Value: | 0.849 |
Adjusted Standard Error: | |
Unadjusted Standard Error: |
Crash Reduction Factor (CRF) | |
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Value: | 15.1 (This value indicates a decrease in crashes) |
Adjusted Standard Error: | |
Unadjusted Standard Error: |
Applicability | |
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Crash Type: | Vehicle/bicycle, Vehicle/pedestrian |
Crash Severity: | All |
Roadway Types: | Not specified |
Street Type: | Two-Way |
Minimum Number of Lanes: | |
Maximum Number of Lanes: | |
Number of Lanes Direction: | |
Number of Lanes Comment: | |
Crash Weather: | All |
Road Division Type: | |
Minimum Speed Limit: | |
Maximum Speed Limit: | |
Speed Unit: | |
Speed Limit Comment: | |
Area Type: | All |
Traffic Volume: | |
Average Traffic Volume: | |
Time of Day: | All |
If countermeasure is intersection-based | |
Intersection Type: | Roadway/roadway (not interchange related) |
Intersection Geometry: | 3-leg, 4-leg, More than 4 legs |
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: | 2015 to 2019 |
Municipality: | |
State: | MN |
Country: | USA |
Type of Methodology Used: |
Other Details | |
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Included in Highway Safety Manual? | No |
Date Added to Clearinghouse: | Sep 23, 2024 |
Comments: | CMF is presented in Table 3.7 in the report. |