Chicago · permit 100753354

4220 N RICHMOND ST

"SELF CERT CPS SCHOOL"-"NO CHANGE IN USE" CLASS C-3; HVAC WORK: REPLACE STEAM BOILERS WITH HOT-WATER BOILERS; REPLACE ALL EXISTING STEAM AND CONDENSATE PIPING WITH HOT-WATER PIPING; CONVERT THE EXISTING "ONCE-THRU" NATURAL VENTILATION SYSTEM TO A "RETURN-AIR" MECHANICAL VENTILATION SYSTEM; FURNISH AND INSTALL NEW RETURN-AIR FANS, DAMPERS, AND DUCTWORK; REPLACE ELECTRIC AIR-HEATING DEVICES AT SEVERAL LOCATIONS; REPLACE AN AIR-CONDITIONING CHILLER; REPLACE CONTROLS ON EXISTING AIR-DISTRIBUTION BOXES; REPLACE ALL EXHAUST FANS; REMOVE EXISTING PNEUMATIC TEMPERATURE CONTROLS; PROVIDE A NEW BUILDING AUTOMATION SYSTEM. ELECTRICAL WORK: REPLACE ALL T8 FLUORESCENT LIGHTING WITH NEW LED FIXTURES & LAMPS; REPLACE THE EXISTING PUBLIC-ADDRESS AUDIO SYSTEM; REPLACE THE EXISTING FIRE ALARM SYSTEM. GENERAL WORK: INCLUDES MISCELLANEOUS CUTTING, PATCHING, AND FINISHING WORK RELATED TO THE MEP RENOVATIONS.