30--REPLACE LIFT STATION PUMPS AT HOZHO PT.

The National Park Service is seeking bids to replace lift station pumps at Hozho Point. The scope of work includes replacing two existing Goulds 1 horsepower grinder pumps with Barnes OGP 2hp grinder pumps or equal, replacing check valves with swing check valves capable of up to 175 psi, and replacing the pump panel with intrinsically safe relays for the floats. The contractor should also plan to replace the floats inside the lift station. The contract duration is initially set at 60 days, but it may be extended to accommodate material lead times. • Replace two existing grinder pumps with new ones • Replace check valves with swing check valves • Replace the pump panel with intrinsically safe relays • Replace the floats inside the lift station • Reuse and reinstall the existing Biostep filters