Applicability |
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Crash Type: | Other |
Crash Severity: | K (fatal),A (serious injury),B (minor injury),C (possible injury) |
Roadway Types: | Principal Arterial Interstate |
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: | Divided by Median |
Minimum Speed Limit: | |
Maximum Speed Limit: | |
Speed Unit: | |
Speed Limit Comment: | |
Area Type: | Rural |
Traffic Volume: | Minimum of 7000 to Maximum of 13,500 Annual Average Daily Traffic (AADT) |
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 |
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Date Range of Data Used: | 2006 to 2010 |
Municipality: | |
State: | WY |
Country: | USA |
Type of Methodology Used: | Simple before/after |
Sample Size (crashes): | 406 crashes before, 320 crashes after |
Sample Size (sites): | 5 sites before, 5 sites after |
Sample Size (site-years): | 10 site-years before, 10 site-years after |
Sample Size (miles): | 103 miles before, 103 miles after |
Sample Size (miles): | 206 mile-years before, 206 mile-years after |