The Wastewater Design and Construction Division (WDCD) manages the design and construction of capital projects for wastewater infrastructure in Fairfax County to include work at the Noman M. Cole Jr., Pollution Control Plant and the network of sanitary sewer collection systems throughout the county. Projects include replacement/rehabilitation of gravity sewers, force mains, pump stations, wastewater treatment plant expansions/upgrades, and sanitary sewer extensions and improvement projects. This work includes all aspects of planning and design for projects, permitting, bidding, construction management, and project close-out.