Work under this item shall include furnishing and installing 2.5" Type K copper water service by directional bore, fittings, appurtenances, to feed the Truck Marshalling Yard Building from South Building pump room as shown on plans and specifications developed by Milhouse Engineering dated 8/11/25. Scope of Services Requested: See attached drawings and specifications for scope of services. Base Bid: A. Plumbing scope 1. Truck Marshalling - Disconnect interior piping from existing incoming water service at Truck Marshalling Building. Remove existing riser piping up to first point of connection. Remove underground existing abandoned water service piping as necessary to allow room for new water service. Route new water service riser in place of removed existing abandoned water service riser. Connect new 2.5” service riser to existing 2” CW piping with concentric reducer fitting. 2. McCormick South Building – Connect new 2.5” water service to existing CW main in pump room of McCormick Place South Building. New water service drops underground in corner of Mechanical Room and is routed through the labor pool into the pump room. Install new RPZ and route drain to nearest existing floor drain in mechanical room. Civil scope – Provide new 2.5” Type K copper water service incoming water service (approximately 2,486 LF) from McCormick South Building to Truck Marshalling Building via directionally bore. Backfill, repave, stripe parking lot to restore to existing condition and elevation. Replace existing sewer pipes with water main quality ductile iron pipe as required by IEPA and shown on the drawings. C. Pricing should consider cold weather work as a potential add to the project. Alternate 1: Install 2.5” K Copper water service by open trench. Additional excavation, backfill, and restoration required to open trench to be included. If Alternate open trench method is used, coordinate with MPEA staff to install low voltage conduit in trench.
