Industrial Facilities

Rock Creek AWWTF Gravity Thickeners

The Rock Creek Advanced Wastewater Treatment Facility provides wastewater treatment for an area west of Portland incorporating portion of the cities of Hillsboro. Beaverton, Aloha and other nearby areas. Originally constructed in 1977, the plant has continually expanded to keep pace with growth in the community. The scope of this contract consists of two new … Continue reading Rock Creek AWWTF Gravity Thickeners

UV Treatment Facility

In the summer of 2013, the City of Baker City had a cryptosporidium outbreak in their water supply. Baker City residents drink unfiltered surface water and a new water treatment facility was required to meet Environmental Protection Agency Long Term 2 Enhanced Surface Water Treatment rules requiring removal or disinfection of cryptosporidium by October 1, … Continue reading UV Treatment Facility

Pony Creek Water Treatment Plant Expansion

The expansion of the water treatment plant included increasing existing capacity to 12 MGD and added treatment technology improvements including manganese control and sludge processing. In general, the project included demolition of four filters, flocculation/sedimentation basins and surge tanks; and improvements to existing facilities, including the rapid mix vault, flocculation/sedimentation basins, and filters to incorporate … Continue reading Pony Creek Water Treatment Plant Expansion

Lower Elwha Klallam Tribe Fish Hatchery & Pipelines

This project consisted of the construction of site improvements, 6,500 feet of 36-inch water supply and drainage pipelines connecting to the new water treatment plant, flow-through levee, water supply wells, new hatchery and storage buildings, fish culture facilities including 600,000 gallon raceways with base preparation and foundation drainage system, pollution abatement pond, adult holding pond, … Continue reading Lower Elwha Klallam Tribe Fish Hatchery & Pipelines

10.0 MG Reservoir Improvements and Transfer Pump Station

The scope of work included construction of a transfer s 10 MG reservoir site, valve vault replacement, reservoir improvements, a meter vault and site improvements consisting of frontage improvements, street rehabilitation and landscaping. The pump station construction included deep suction piping and concrete basement structure, valve appurtenances, the installation of six new vertical turbine pumps, … Continue reading 10.0 MG Reservoir Improvements and Transfer Pump Station

Cowlitz Salmon Hatchery Remodel

The Cowlitz Salmon Hatchery facility, before remodeling, consisted of a fish barrier across the Cowlitz River, fish ladder, transportation channel, fish separation facilities, thirty-six ponds, eighteen early rearing kettles, river water pumping plant, well water supply, pollution abatement ponds, residences, and a hatchery building with a visitor facility. The project included a remodel of the … Continue reading Cowlitz Salmon Hatchery Remodel

Brightwater Conveyance System – North Creek Facilities

In response to growth in the region, King County built a new wastewater treatment system, the Brightwater Conveyance System, to serve north King and south Snohomish counties. Brightwater construction occurred at five sites: the treatment plant site in Snohomish County near Woodinville; and four portal sites in Bothell, Shoreline, Kenmore, and unincorporated Snohomish County. Construction began in … Continue reading Brightwater Conveyance System – North Creek Facilities

Columbia Blvd. Wastewater Treatment Plant Co-Generation Facility

The City of Portland (City) is known nationwide for it’s commitment to sustainability and energy efficiency and the Columbia Boulevard Wastewater Treatment Plant (CBWTP) Co-Generation Plant is just the latest in the City’s efforts to promote energy efficient operations.       The Co-Generation Facility project included installation of two 850 kW generators; process piping … Continue reading Columbia Blvd. Wastewater Treatment Plant Co-Generation Facility

75MGD Transmission Conduits – Geren Island Phase 1

In the late 1990’s the city of Salem experienced flooding and resulting water shortages that made the improvements to the existing water system a priority. This project was part of the Mutual Agreement and Order (MAO) between the City of Salem and the Oregon Department of Environmental Quality (DEQ) designed to add 75 million gallons … Continue reading 75MGD Transmission Conduits – Geren Island Phase 1