The National Park Service Independence National Historical Park awarded a purchase order to JB Contracting Inc., a small business, for $194,300 on September 25, 2026, to replace a plate heat exchanger at the Central Chiller Plant in Philadelphia, Pennsylvania under a Total Small Business set-aside.
The project requires procurement, installation, and testing of a new 1056 kW capacity plate heat exchanger with 316 stainless steel plates and EPDM gaskets rated to 225°F and 150 psi design pressure. The contractor must remove and dispose of the existing unit, insulation, and piping; install the new unit with equipment pad modifications and re-insulation within 20 feet; and deliver test and balance documentation, an Installation, Operation, and Maintenance manual, and a one-year parts and labor warranty. Performance occurs at 143 S 3rd Street, Philadelphia, PA 19106 during normal business hours (7:30 am to 5:00 pm, Monday through Friday) with an expected 90-calendar-day performance period from notice to proceed, negotiable. Contractor personnel require either Tier I background checks with OF-306 form completion or on-site escort. Davis Bacon prevailing wage rates apply. Ultimate completion is January 13, 2027.