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Owner:

WSDOT

Location:

Algona, Washington to Renton, Washington

Completion Date:
July 2026
Contract Value:

$84M

Market:

Highways

Delivery Method:

Design-Build

Project Overview

This SR 167 project upgraded the existing toll system to a dynamic Express Toll Lanes system adding 21 corridor miles of photo tolling to the 167/405 corridor.  The project also added auxiliary lane capacity, and updated the CCTV and traffic monitoring systems.

Transcon-specific scope of work

Transcon installed new underground infrastructure and fiber distribution cable throughout the 21-mile corridor, removed the old toll system, upgraded the illumination systems, and installed new ITS infrastructure including:

  • 16 Dynamic Pricing Toll Rate Signs
  • 117 Traffic Monitoring Loops
  • 10 CCTV Cameras & Poles
  • 87 ITS & Toll System Cabinets
  • 36 Transformer Cabinets & 5 Service Cabinets