SPOKANE WATER RECLAMATION FACILITY PACKAGE C - SILO DIGESTER NO. 3

Project Summary

This project for the City of Spokane included construction of a new 90 by 80 foot concrete tank and  major structural and mechanical retrofitting.  The project had complex geotechnical elements and utilized an innovative shoring system called "ground freezing".  

The project provided Spokane with a new Silo Digester No. 3 and new Gas Flare No. 1 at the Riverside Park Water Reclamation Facility (RPWRF). Work was performed while maintaining the RPWRF’s continuous operation. Coordination with seasonal plant operational constraints was critical. Work included asbestos and lead containing material abatement associated with the improvements. 

Details

Location

Spokane, WA

Owner

City of Spokane

Contract Amount

$11.3 Million

Engineer

CH2M Hill

Duration

September 2014 - 2017