The Wemlinger WPF CT Chamber project is the construction of a new buried concrete water disinfection contact chamber at the existing Wemlinger Purification Facility in Aurora, Colorado. This construction includes below grade piping galleries at the North and South ends, a storage room and electrical room above grade on the south end. Chemical pumps, piping and other System improvements will be added throughout the facility. HVAC improvements will also be made in the existing Treatment Plant Building.