PACIFIC NORTHWEST EDITION
A Supplement to:
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February 14 2021 Vol. V • No. 4
“The Nation’s Best Read Construction Newspaper… Founded in 1957.” Your Pacific Northwest Connection – Patrick Kiel – 1-877-7CEGLTD – pkiel@cegltd.com
Clearwater Construction builds new secondary clarifier trough walls on the $34 million wastewater job in Lewiston, Idaho.
By Ruksana Hussain CEG CORRESPONDENT
When the city of Lewiston, Idaho, decided to rehabilitate its wastewater treatment plant for energy and cost efficiency, Spokane, Wash.-based Clearwater
Construction and Management LLC undertook what would be its, and the city’s, largest such project to date. Originally built in 1958, with a few smaller remodels along the way, this is the first major upgrade to this plant since the 1980s.
Reports in the last few years included mounting concerns regarding its aging infrastructure, failing systems and at-risk machinery. Clearwater has its work cut out on the two-year, $34 million project consisting of construction improvements to the plant, cover-
ing everything from the north shore pump station, primary and secondary clarifiers, sludge pumping and holding tanks, aeration basins and blowers to RAS/WAS pump station and an ultraviolet disinfection system. “We touched virtually every
piece of the plant at some time during this job, all the way from the headworks to the effluent pump station and everything in between,” said Paul Clary, president of Clearwater Construction & Management LLC, which persee WASTE page 6