Specifications include, but are not limited to: Existing 12-inch and 16-inch fill valves, concrete and asphalt drive, meter vault, and sanitary sewer; and construction of: a valve vault with associated appurtenances and 16-inch fill valve, a 12-inch fill valve, a 12-inch and 16-inch meter and vault, a 12-inch and 16-inch calibration vault, sanitary sewer, concrete and asphalt drives, and curbing outside of Morton Grove North Station. Additional work for this bid includes: ALTERNATIVE 1- NILES PUMP STATION 2 MODIFICATIONS (demolition of a 16-inch reservoir fill line and construction of a 12-inch reservoir fill line with associated 12-inch fill valve inside of Pump Station 2 in Niles); ALTERNATIVE 2- NILES BUILDING A MODIFICATIONS (demolition of an existing 12-inch fill valve and installation of a new 12-inch fill valve inside of Building A in Niles)