Construction of: 6 biological filters complete with all required filter equipment, BTU system to include concrete foundation, concrete structure, concrete filter tanks, plumbing, HVAC system, electrical systems and gear, electrical room, storage room, hollow core concrete roofing system, aluminum roof drainage and gutter system, complete, tested, and fully operational system, on-site sanitary sewer collection system including 1 duplex solids-handling plant drain pump station & 1 grinder lift station, off-site 8” force main, 2 equalization tanks complete with all associated equipment, and all interconnection pipelines. Provide and install electric power, instrumentation and SCADA equipment, cables, control panels, etc., for the operation, control and monitoring of the proposed pumping stations, storage tank, and flow meters.