King County’s Lake Hills Trunk / NW Lake Sammamish Interceptor Sewer Phase 1 & 2sisadmin2020-08-04T23:23:40+00:00 Project Description Client: HDR. Inc. Representing: Engineer Project Details Categories: Water, Waste Water, Treatment Plant Share This Story, Choose Your Platform! FacebookXRedditLinkedInWhatsAppTumblrPinterestVkEmail