Chicago · permit 101065308

150 E ONTARIO ST

SPR 2019 CBRC: INSTALL THREE (3) NATURAL GAS-FIRED MICROTURBINE GENERATORS WITH HOT WATER EXHAUST HEAT RECOVERY COILS ON PROPOSED STEEL FRAMEWORK OUTDOORS ON THE EXISTING ROOF OF AN EXISTING HIGH-RISE HOTEL AS PER PLANS. THE HOT WATER PIPING WITH GLYCOL SOLUTION WILL CONNECT HEAT RECOVERY COILS TO THE EXISTING BUILDING'S HOT WATER HEATING SYSTEM THROUGH A HYDRAULIC ISOLATION HEAT EXCHANGER IN THE BUILDING'S EXISTING MECHANICAL ROOM. WORK TO INCLUDE MECHANICAL, ELECTRICAL, AND STRUCTURAL. NO CHANGE IN USE OR OCCUPANCY. CONSTRUCTION TYPE 1A; OCCUPANCY: R-1 HOTEL)