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Design Policy Publications and Resources

The Design Policy, Standards, and Research team is part of the WSDOT Development Division, providing policy guidance and technical support to WSDOT headquarters and regional offices, for development of transportation projects. We also provide technical support to other state and local agencies.

Design Policy News
Active Revisions Website - View and Comment on upcoming revisions

Current Design Manual
Choose current individual chapters or the entire current manual in a pdf
Known technical errata, updated

Design Manual Revision History
Past revisions of the Design Manual
Detailed Chronology

Design Guidance - find BOD, parameters, etc
See Project Development for design and PS&E checklists
Roadside Safety Elements
Roadside safety publications and links
Design Safety Research
Standard Plans
Practical Design

Design Aides
Passing Lane Length Calculations
Example: Design Guidance

Direct questions, comments and suggestions to: 
John Tevis
Geometric and Roadside Safety Engineer
Ph: 360-705-7460
Design Office Contacts
Mailing address:
PO Box 47329
Olympia, WA
(360) 705-7230