4509 Guide Meridian
Bellingham, WA 98226
Phone: (360) 671-3936
Fax: (360) 671-8808
WA License No. IMCOGI*215R1

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Safety and Awards

Safety is our number one priority at IMCO and we do it well. The construction industry can throw us curve balls every day, but with a top-notch safety program and a commitment to excellence, we continue to strive for incident-free months—one day at a time.

Excellence in Construction: Public Construction - Marysville Waste Water Treatment Plant Upgrade & Expansion – Phase II
By continually striving to find a better way to build, crews from IMCO General Construction made construction of Phase II of the Marysville Wastewater Treatment Upgrade and Expansion more efficient and cost-effective.
The upgrade—the goal of which was to bring the treatment plant effluent quality up to Department of Ecology requirements—included installation of 153 concrete piles, placement of eight additional sand filters, construction of an ultraviolet disinfection system, the retrofit of an existing concrete tank and a number of additional jobs. Read more ...

Project of the Year: Envrionment $10-$100 Million - Duvall Wastewater Treatment Plant
The City of Duvall was facing legal challenges to a self-imposed sewer moratorium instituted in response to rapid population growth coupled with limited treatment capacity at its existing oxidation ditch treatment plant. Also, effluent discharge from the treatment plan frequently exceeded permit limits, prompting the Washington State Department of Ecology (Ecology) to issue a compliance order requiring the City to construct a new outfall within the Snoqualmie River. The City’s goals for the Wastewater Treatment Plant (WWTP) Upgrade and Outfall Replacement project were to address these two immediate concerns as well as provide a source of reclaimed water for future use. Read more ...

Recent Announcements:


  • IMCO makes the 2009 list of Washington's 100 Best Companies to work for.


  • AGC Safety Award granted for projects over 400,000 hours.


  • AGC Project of the Year Award for Highway Transportation. Blaine Border Crossing

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