Scale and Scope of Safety Assessment Methods in the Project Development Process
Worksheet 1A – General Information and Input Data for Rural Two-Lane Two-Way Roadway Segments
Worksheet containing following information.
General Information:
- Analyst: SD
- Agency or Company: TTI
- Date Performed: 09/07/15
Location Information:
- Roadway: Section 3
- Roadway Section: Segment 1
- Jurisdiction:
- Analysis Year: 2015
Input Data: Base Conditions / Site Conditions
- Length of segment, L (mi): – / 0.25
- AADT (veh/day): AADTMAX = 17,800(veh/day) / 10,250
- Lane width (ft): 12 / 11
- Shoulder width (ft): 6 / Right Shld: 6 Left Shld: 6
- Shoulder type: Paved / Right Shld: Paved, Left Shld: Paved
- Length of horizontal curve (mi): 0 / 0.25
- Radius of curvature (ft): 0 / 1229
- Spiral transition curve (present/not present): Not Present / Not Present
- Superelevation variance (ft/ft): < 0.01 / 0
- Grade (%): 0 / 0
- Driveway density (driveways/mile): 5 / 5
- Centerline rumble strips (present/not present): Not Present / Not Present
- Passing lanes [present (1 lane) / present (2 lane) / not present]: Not Present / Not Present
- Two–way left–turn lane (present/not present): Not Present / Not Present
- Roadside hazard rating (1–7 scale): 3 / 3
- Segment lighting (present/not present): Not Present / Not Present
- Auto speed enforcement (present/not present): Not Present / Not Present
- Calibration Factor Cr: 1 / 1.00
Note: AADT = annual average daily traffic, TTI = Texas Transportation Institute.
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