Port of Portland
De-Icing Collection and Treatment
Port of Portland
De-Icing Collection and Treatment
Location: Portland, OR
Project Description: The deicing collection, storage, and treatment system at Portland International Airport was expanded and enhanced to improve water quality in the Columbia Slough and meet current EPA standards. The project involved the installation of: a 3-million-gallon concentrated storage tanks, two 6.5-million-gallon dilute storage tanks, a fluidized bed anaerobic reactor treatment system housed in a new 12,000-square-foot treatment building, three new pump stations to transport dilute fluid to the storage tanks, modifications to two existing pump stations, and a new pump station to discharge dilute fluid.
NWESI Scope: Commissioned systems and equipment included de-icing process system (6 pump stations with numerous pumps and controls), HVAC (13 air handlers, 5 exhaust fans, 3 heat exchangers, 6 unit heaters), instrumentation and controls, plumbing, electrical, (6 automatic transfer switches, 1 generator, 12 transformers, 10 lighting panels, 4 motor control centers, 7 motor controllers, 13 power panels, 7 switchboards and panels, 2 UPS modules, and 12 VFDs) communications and security, and pollution control. NWESI developed a database to track required and submitted documentation and test results for electrical, security, and CCTV systems.