Principal Documents
Memos
Documents
General
- Fixing America's Surface Transportation (FAST) Act 2015
- Moving Ahead for Progress in the 21st Century Act (MAP-21)
- 23 USC 116 Maintenance
Bridges
- FHWA - Manual for Repair and Retrofit of Fatigue Cracks in Steel Bridges (.pdf)
- Washington State DOT - Maintenance Manual (.pdf)
- Washington State DOT: Determining the Cost/Benefit of Routine Maintenance Cleaning on Steel Bridges to Prevent Structural Deterioration (.pdf)
Roadways/Roadside
- Gravel Road Maintenance and Construction Guide (.pdf)
- Maintaining Drainage Guide
- Maintaining Vegetation alongside the road
- Maintaining Pedestrian and Bike Facilities (.pdf)
- Signs and Sign Supports