Standard Specifications

• Current Book:
  2012 Standard Specification Book - Effective January 2, 2012 (pdf 6mb),  Amendments  (word 56kb)
• Previous Book:
  2010 Standard Specification Book  (pdf 5mb),   Amendments  (word 5mb)
• Individual Chapters, Previous Publications or Purchasing

Design Manual

• Design Manual - Design Policy
• Delineation - DM Chapter 1030

Traffic Manual

• Traffic Manual

Manual on Uniform Traffic Control Devices (MUTCD)

• Washington State Modifications