Applicability |
---|
Crash Type: | Truck related |
Crash Severity: | All |
Roadway Types: | Principal Arterial Interstate |
Street Type: | |
Minimum Number of Lanes: | 2 |
Maximum Number of Lanes: | 4 |
Number of Lanes Direction: | |
Number of Lanes Comment: | |
Crash Weather: | Not specified |
Road Division Type: | |
Minimum Speed Limit: | 65 |
Maximum Speed Limit: | 65 |
Speed Unit: | mph |
Speed Limit Comment: | |
Area Type: | Rural |
Traffic Volume: | Minimum of 3279 to Maximum of 21686 Annual Average Daily Traffic (AADT) |
Average Traffic Volume: | 19687 Annual Average Daily Traffic (AADT) |
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 |
---|
Date Range of Data Used: | 2006 to 2014 |
Municipality: | |
State: | VA |
Country: | |
Type of Methodology Used: | Before/after using empirical Bayes or full Bayes |
Sample Size (crashes): | 2929 crashes after |
Sample Size (sites): | 1183 sites before, 1183 sites after |
Sample Size (site-years): | 4732 site-years before, 4732 site-years after |
Sample Size (miles): | 1216 miles before, 1216 miles after |
Sample Size (miles): | 4864 mile-years before, 4864 mile-years after |