‘Sewerage project’ means facilities pertaining to a municipal sanitary sewerage system for the collection, interception, transportation, treatment, purification and disposal of sewage, liquid wastes, solid wastes, night soil and industrial wastes, including without limitation a sewerage treatment plant, sewerage purification and treatment works and disposal facilities, drying beds, pumping plant and station, connections, laterals, other collection lines, outfalls, outfall sewers, trunk sewers, intercepting sewers, force mains, water lines, sewer lines, conduits, ditches, pipes, and transmission lines, pumping plants, filter plants, power plants, pumping stations, gauging stations, ventilating facilities, incinerators, engines, valves, pumps, meters, apparatus, fixtures, structures, buildings and other facilities for the collection, interception, transportation, treatment, purification and disposal of sewage, liquid wastes, solid wastes, night soil and industrial wastes (or any combination thereof). A sewerage project may include as a part thereof a ‘drainage project’ as herein defined.