Hermiston Recycled Water Plant Improvements

The City of Hermiston prioritized this $18M DBB project that removed a persistent pollutant in its effluent and improved the water quality for residents. It integrated a new 6 MGD membrane filtration system into an existing 2 MGD. It also included upgrades to the existing headworks structure including new screens and a new fine screen…

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Medford RWRF Cogen

The Regional Water Reclamation Facility was originally constructed in 1969 and provides sewage treatment for Medford, Central Point, Phoenix, Talent, Jacksonville, Eagle Point, and White City. The RWRF was phased construction of improvements to expand the RWRF to comply with discharge standards and provide increased capacity for regional growth. Current capacity is 20 MGD dry…

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Minto Adult Fish Collection Facility

This project was an existing site of an out dated fish collection facility used to trap and haul Endangered Species Act listed fish around Detroit and Big Cliff dams on the right bank of the North Santiam River near Gates, OR. This high-profile project between State Hwy 22 and the North Santiam River required close…

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Medford RAS System Improvements

This project served the City of Medford by more than doubling their capacity to handle the secondary waste water process. The job consisted of demolition and re-installation of mechanisms on (5) 90’ clarifiers, installation of (5) new Vertical Turbine Pumps including excavation and installation of 30’ pump cans to house the Vertical Turbine Pumps. Slayden…

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Lake Oswego River Intake Pump Station

Funded by the Lake Oswego-Tigard Partnership, the new fish-friendly water pump station can pump up to 38 MGD, an increase from the 16 MGD capacity of the original intake facility. Its design included a residential façade, improved fencing, high-quality building materials, and native landscaping. The existing facility was demolished immediately after the water pipeline into…

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Lake Oswego Water Treatment Plant

he City of Lake Oswego required upgrades to its existing WTP to increase capacity from 16 MGD to 38 MGD. The Slayden team constructed the upgrades in three phases, demolishing existing structures after construction. There were zero unplanned shutdowns over the course of the construction. This work included a 54-inch influent pipeline, raw water metering,…

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Willow Lake WPCP Headworks and Primary Treatment Improvements

Slayden was selected as the CM/GC on this $92 MM Headworks and Pumping Plant Project for the City of Salem. This fast track project included construction of new headworks, influent and primary pump station, bar screen facility, two electrical buildings, two new primary clarifiers, effluent analyzer building, and an effluent diversion structure. Specific work components…

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Scott Water Treatment Plant Expansion

Slayden was selected, through the RFP process, as the CM/GC on this $27 MM water treatment plant upgrade and expansion for McMinnville Water & Light.  This fast track CM/GC project involved pre-construction services beginning at 80% design.  Slayden provided constructability reviews and value engineering estimates to help bring the project within the budget set by…

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EWEB Hayden Bridge Filtration Plant

Installation of a new 15 MG reservoir and pump station adjacent to the existing filtration plant which was completed without interruption to the City of Eugene’s only drinking water supply. A large portion of the success of this project can be credited to the extensive coordination efforts between SCG and EWEB plant operations during major…

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John Day North Fish Ladder Entrance Improvements

This work is for improvements to the entrance (downstream end) of the north shore fish ladder. The improvements are to address existing fish passage delays. Work elements include water management, dive work, partial demolition and rebuilding of the fish ladder entrance for a variable width weir, and new stoplogs and stoplog guide slots, steel fabrication,…

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