RMF provided all MEP design for the new UNC REX Healthcare facility that includes a new seven-floor + penthouse, 270,000 SF hospital and 13,000 SF Central Energy Plant. The hospital has a patient bed tower including labor and delivery rooms, med-surg rooms, critical care beds, observation beds, USP 800 compliant pharmacy, OR suite, imaging center including CT equipment, procedure rooms, emergency department and support and administrative spaces. Nine air handling units provide conditioned air to the hospital. The medical air and vacuum systems are located in the penthouse. The oxygen needs are delivered from the new oxygen tank farm. The CEP also houses three 750-ton water cooled chiller, two dual fuel heating water boilers for the reheat water system, two duel fuel heating water boiler for the preheat water system, the domestic water booster pumps and associated domestic water heaters.
The central energy plant houses variable primary chilled water system with three 550-ton centrifugal water-cooled chillers and three 550-ton cross flow evaporative cooling towers and a variable primary heating water generation system consisting of four dual fuel condensing 5220 MBH output hot water boilers. The high-pressure steam generation system includes a heated feedwater tank and three 4300 PPH output dual fuel flexible water tube steam boilers. RMF designed a Level 1 Emergency Power Supply System to support the emergency standby generation needs of the hospital. N+1 generation is provided by two 2,500kW diesel generator sets. Normal and emergency double ended unit substations are provided in both the central energy plant and the hospital as the primary distribution point for the low voltage distribution system.
Archetict: Perkins + Will
