Specifications
Standards
Traffic Control Plans and Guidance
Traffic Analysis Tools
Manual on Uniform Traffic Control Devices (MUTCD)
Policy, Instructional Letter, Directives & Memorandum's
- Work Zone Safety Executive Order 1001.01 (.pdf, 98kb)
- WSP/WSDOT Joint Operating Policy Statement (JOPS)
- Utility Company Work Zone Compliance Memo (.pdf, 62kb)
- Washington State Patrol Work Zone Enforcement and Assistance
- WSP Traffic Control Assistance Agreement (.pdf, 206kb)
- Executive Order E 1060.00 - Speed Limit Reductions in Work Zones (.pdf, 144kb)
- Speed Limit Reductions in Work Zones - Summary of Changes (.pdf, 20kb)
- Speed Limit Reductions in Work Zones Guidance - Traffic Manual Chapter 5 Appendix 5.B
- Special Warning Signs for Motorcycles (.pdf, 4mb)
- Special Warning Signs for Motorcycles - Supplemental Guidance (.pdf, 22kb)
- Channelization Device Matrix (.pdf, 41kb)
- New Federal Rule on Work Zone Mobility and Safety
- Caution Mode Display on Arrow Boards (.pdf, 585kb)
- Notice of Traffic Fines Double in Work Zones (.pdf,451kb)
- Partnership with WSP in Work Zones (.pdf, 552kb)
- Give em' a Brake Sign (.pdf,372kb)
- Supplemental End Road Work Sign (.pdf, 755kb)
- Vest Check Station (.pdf, 280kb)
- Work Zone Sign Update (.pdf, .82mb)
- Maintenance Sign Requirements (.pdf, 498kb)
- Approved Fluorescent Orange Sign Sheeting Type X examples (.pdf, 183kb)
- Reflective Sheeting on Stop/Slow Paddles (.pdf, 246kb)
- Construction Sign Stand Requirements (.pdf, 1.6mb)
Work Zone Safety Bulletins
FHWA Guidance and Resources
Traffic Control Devices & Work Zone Safety Products Manufacturers
Traffic Control Distributors and Suppliers
National Reports and Guidance