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OCSD Plant 2 Sludge De-Watering and Odor Control

Home > Markets > Water/Wastewater Treatment > OCSD Plant 2 Sludge De-Watering and Odor Control

OCSD Plant 2 Sludge De-Watering and Odor Control

The Orange County Sanitation District provides wastewater collection, treatment, and disposal services for approximately 2.5 million people in central and northwest Orange County. OCSD is a special district that is governed by a Board of Directors consisting of 25 board members appointed from 20 cities, two sanitary districts, two water districts and one representative from the Orange County Board of Supervisors.

This water treatment project included both civil and electrical site work including yard piping, electrical duct banks, utility trenches, site grading, paving, site drainage and surface improvements.

Shimmick constructed a new centrifuge building with five dewatering centrifuges and related systems including polymer storage and feed, sludge grinders and feed pumps, cake pumps, centrate wetwell and centrate pumps, sump pumps, and associated foul air ductwork, process and utility piping, electrical, control and ancillary devices. The building will also include an electrical room, control room, and communications room, a bridge crane serving the centrifuge floor, a restroom and a maintenance area.

Shimmick also constructed an ammonia scrubber, acid storage and feed system and three-cell biofilter system including foul air fans, ductwork and associated ancillary devices for treatment of foul air from the centrifuge building and existing cake storage bins. Construction of an ammonia scrubber, acid storage and feed system and three-cell biofilter system including foul air fans, ductwork and associated ancillary devices for treatment of foul air from the centrifuge building and existing cake storage bins.

Construction work included of new electrical power distribution building for the P2-92 facilities. Work also included demolition of the existing above and below grade dewatering building including associated tunnels and galleries, equipment, piping, and electrical equipment serving the building. 

Project Details

Location:Orange County
Amount:$49.9
Delivery Method:Bid-Build
Client Name:Orange County Sanitation District
Duration: