Duportail Street Water Transmission Main

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Project Description

In preparation for the Duportail Bridge, this Duportail Street Water Transmission Main project consists of the construction of approximately 3350 linear feet of 24-inch diameter water lines along Humphreys, Cottonwood and Duportail Street in central Richland. 

As part of this project, the contractor will be closing the intersection of Duportail Street and Cottonwood Drive starting Tuesday, June 27 through Friday, June 30.  Access to the by-pass highway will be closed at Duportail with a detour via Wright Street to Swift Boulevard.  Southbound left turns and northbound right turns off the by-pass to Duportail will also be closed.

Duportail Wtr Main Detour Map

Project Location

Dup St Wtr Main Trans Project Location

Project Schedule

This project is scheduled for May through June 2017


Project Manager: Sheldon Williamson, (509) 942-7492

Contractor: Big D's Construction of Tri-Cities