Location: SeaTac, WAOwner: Port of Seattle OCI has been conducting a Biological Oxygen Demand (BOD) study at the Seattle‐Tacoma International Airport with the goal of identifying sources of BOD to the sanitary sewer system (SSS) and providing recommended corrective actions. Project tasks include field sampling of the SSS and analysis of lab results. The project
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Location: SeaTac, WAOwner: Port of Seattle The Port of Seattle undertook a project at Seattle‐Tacoma International Airport to relocate the existing Taxiway L, reconstruct Taxiway B, and upgrade other taxiways. The Federal Aviation Administration (FAA) considered the location of Taxiway L such that it did not meet the latest FAA Design Standards.  OCI designed erosion
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