Scale and Scope of Safety Assessment Methods in the Project Development Process
Worksheet 1C – Roadway Segment Crashes for Rural Two-Lane Two-Way Roadway Segments
Worksheet containing following information.
Total / FI Crashes / PDO Crashes:
- Nspf rs: 0.685 / 0 / 0
- Overdispersion Parameter, k: 0.94 / 0 / 0
- Crash Severity Distribution: 1.000 / 0.321 / 0.679
- Nspf rs by Severity Distribution: 0.685 / 0.220 / 0.465
- Combined CMFs: 1.20 / 1.20 / 1.20
- Calibration Factor: 1.00 / 1.00 / 1.00
- Predicted average crash frequency, Npredicted rs (crashes/year): 0.823 / 0.264 / 0.559
Note: CMF = crash modification factor.
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