Design Standards

• Design Manual
  Ch. 1040: Illumination
  Ch. 1050: ITS
  Ch. 1330: Traffic  Control Signals
• Advance Warning Systems (PTSWF & ICWS) Guidance (pdf 66 kb): Sign Detail (pdf 168 kb)
• MUTCD Part 4: Highway Traffic Signals
• Standard Plans Section J: Illumination, Signals, and ITS
• Plans Sheet Library Section IS: Illumination, Signals, and ITS
• Traffic Detail Library - contact for information
• Bridge Standard Details for Light Standard mounts on Traffic Barrier

Additional Support Files – Please contact for current versions of files

• WSDOT ITS Device Naming
• NW ITS Design Requirements
• NW Current Practices in Electrical Design
• Interim Detail Files (PDF and DGN) – Require WSDOT Microstation Resources to view/print .dgn versions (WSDOT CAE Resources):
  • ED-F1: Warning Beacon Detail – FB Pole Mounted
  • ED-F3: School Zone Beacon Detail – FB Pole Mounted
  • ED-F4: Warning Beacon Detail – Double Post
  • ED-F5: Warning Beacon Detail – FB Pole on Side Barrier
  • ED-F6: Warning Beacon Detail – FB Pole on Median Barrier
  • ITD-S1: Closed Circuit TV (CCTV) System
  • ITD-S2: Electronic Surveillance (Data Station)
  • ITD-S3: Highway Advisory Radio Sign (HARS) System
  • ITD-F1: LED Sign Mounting Detail
  • Ramp Meter Signing Guidance – Sheet 1 and Sheet 2 (PDF Only)

Federal Standards and Protocols

• US DOT  ITS Standards
• NTCIP (National Transportation Communications for ITS Protocol)  

System Design Training 

• Illumination - AGi32 Illumination Design (pdf 12 mb)
• WSDOT AGi32 Starter File (zip 923 kb); Starter File Instructions (pdf 62 kb)
• Illumination Design Supplement (pdf 9 mb)
• Draft WSDOT Power System Design (pdf 244 kb)
• Archived Training - contact for information

Construction Inspection Training

• Advanced Inspection Class Illumination and Signal Systems Electrical Training (pdf 10 mb)
• Conduit (pdf 7 mb)
• Junction Boxes (pdf 10 mb)
• Bonding and Grounding (pdf 13 mb)
• Signal Systems (pdf 5 mb)
• Signal Detection (pdf 10 mb)

Materials

• Approved Shop Drawings for Boxes and Vaults
• Approved LED Luminaires
• Accessible Pedestrian Signals
• Pre-approved Shop Drawings for Light and Signal Standards
• ITS Proprietary Equipment List (pdf 321 kb) (xlsx 37 kb)
• ITS Certification Letter
• California DOT Transportation Electrical Equipment Specifications (TEES)

Need help with this page, contact: 
Flint Jackson
State Traffic Electrical Systems Engineer
360-705-7392