CITY OF SUMNER
Parker Rd Lift Station 

This project involved installing a wet well 25' deep and valve vault by using sheet pile shoring and a vacuum pump dewatering system. Installed 420 LF of 12" HDPE force main, 430' of 12" PVC gravity sewer pipe, emergency standby generator, pumps, electrical and controls. 

PROJECTS

KING COUNTY
South Plant Odor Controls Modifications. 

Purchased and installed two 7500 gallon chemical tanks, double containment pipes, valves, fittings, two eyewash facilities, a chemical fill station, electrical and controls.
CITY OF AUBURN
Well #4 Emergency Power Improvements
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Constructed 800 square foot CMU building with an engine generator room and chlorination room. Installed liquid sodium hypochlorite injection system, installed a 450 KW generator, secondary containment manhole and a grinder pump system with 400 feet of force main, electrical and controls
City of Sumner Park Rd Lift Station
City of Sumner Park Rd Lift Station

Pumps sewage to a higher elevation.

City of Sumner  Wet Well Project
City of Sumner Wet Well Project

Photo of pumps.

City of Sumner - De-watering Project
City of Sumner - De-watering Project

GHC assisting Design Ground Water Services to set up de-watering system.

City of Sumner Park Rd Lift Station
City of Sumner Park Rd Lift Station

Pumps sewage to a higher elevation.

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King County Odor Control Project
King County Odor Control Project

Modifications to existing odor control system.

King County Chemical Tanks Project
King County Chemical Tanks Project

Two chemical tanks for injection into to sewage sewage.

King County Odor Control Project
King County Odor Control Project

Modifications to existing odor control system.

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City of Auburn Well #4 Building
City of Auburn Well #4 Building

Building for housing new 450 KW generator and sodium hypochloride injection.

City of Auburn 450KW Generator
City of Auburn 450KW Generator

Powers the well building.

City of Auburn Chemical Room
City of Auburn Chemical Room

Injects chlorine into water supply.

City of Auburn Well #4 Building
City of Auburn Well #4 Building

Building for housing new 450 KW generator and sodium hypochloride injection.

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