CMF / CRF Details
CMF ID: 7913
Roundabout geometry
Description: Various geometric elements of roundabout
Prior Condition: Approach gradient of two percent
Category: Intersection geometry
Study: Development of Safety Performance Measures for Urban Roundabouts in India, Anjana and Anjaneyulu, 2015
Star Quality Rating: | [View score details] |
Rating Points Total: | 80 |
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Applicability | |
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Crash Type: | All |
Crash Severity: | O (property damage only) |
Roadway Types: | Not specified |
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: | |
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Speed Unit: | |
Speed Limit Comment: | |
Area Type: | Urban |
Traffic Volume: | |
Average Traffic Volume: | |
Time of Day: | All |
If countermeasure is intersection-based | |
Intersection Type: | |
Intersection Geometry: | No values chosen. |
Traffic Control: | Roundabout |
Major Road Traffic Volume: | Minimum of 19197 to Maximum of 71307 Average Daily Traffic (ADT) |
Minor Road Traffic Volume: | |
Average Major Road Volume : | 42332 Average Daily Traffic (ADT) |
Average Minor Road Volume : |
Development Details | |
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Date Range of Data Used: | 2008 to 2010 |
Municipality: | Kerala |
State: | notusa |
Country: | India |
Type of Methodology Used: | Regression cross-section |
Sample Size (sites): | 75 sites |
Sample Size (site-years): | 225 site-years |