Wastewater Treatment Plant Modifications, City of Independence, Iowa

The Project includes the following Work: Modifications to the wastewater treatment plant including replacement of fine screening and grit removal equipment; demolition of trickling filter biological treatment structures and equipment; construction of oxidation ditches, final clarifiers, and RAS/WAS Pump Building; conversion from chlorine disinfection to ultraviolet disinfection; construction of aerobic digesters and modifications to the pump building to house blowers; demolition of the egg shaped anaerobic digesters; modifications to the existing sludge storage tank and construction of additional sludge storage; modifications to the Administration Building, construction of a storage building, electrical power distribution and standby power improvements; site utility and roadway improvements; construction of stormwater detention; and all necessary connections and appurtenances. The Work will be substantially complete on or before September 30, 2029, and will be completed and ready for final payment in accordance with Paragraph 15.06 of the General Conditions on or before December 31, 2029.