Renovation of a medical facility in Charleston, South Carolina. Completed plans call for the renovation of a medical facility.

The project consists of a roof replacement at the Main Hospital campus in Charleston, SC for the Medical University of South Carolina. The scope of work generally includes removal and replacement of existing roofing systems and associated components. Sealed bids are being solicited for this work. PERFORM ROOF REPLACEMENT AT ROOF AREA UU. REMOVE AND DISPOSE OF EXISTING SHEET METAL FLASHING, GRAVEL-SURFACED 4-PLY ROOFING MEMBRANE, TAPERED MINERAL PERLITE INSULATION, POLYISOCYANURATE INSULATION BOARD, VAPOR RETARDER, AND GYPSUM UNDERLAYMENT. EXISTING METAL ROOF DECK SHALL REMAIN IN PLACE REPAIR THE EXISTING METAL DECK AND ASSOCIATED COMPONENTS AS REQUIRED, INCLUDING CORRECTION OF DETERIORATED OR DAMAGED AREAS, FASTENERS, SEAMS, AND FLASHING. CLEAN AND PREPARE ALL SURFACES, REPLACE OR SECURE COMPROMISED COMPONENTS, AND SEAL ALL JOINTS AND PENETRATIONS TO ENSURE A SOUND SUBSTRATE. INSTALL A NEW COLD-APPLIED 2-PLY MODIFIED BITUMEN ROOFING SYSTEM, INCLUDING NEW ADHERED 1/2" COVER BOARD, ADHERED TAPERED INSULATION (1/8" PER FOOT SLOPE), ADHERED 2" POLYISOCYANURATE ROOF INSULATION, ADHERED 2" BASE LAYER POLYISOCYANURATE INSULATION, ADHERED VAPOR RETARDER, AND NEW 5/8" GYPSUM UNDERLAYMENT MECHANICALLY FASTENED TO THE DECK AT ALL EXISTING ROOF DRAINS, FURNISH AND INSTALL NEW RETROFIT ROOF DRAINS, INCLUDING ALL REQUIRED CONNECTIONS AND SEALS. REMOVE AND DISPOSE OF EXISTING SHEET METAL FLASHING AND INSTALL NEW SHEET METAL FLASHING AS PART OF THE ROOFING SYSTEM Work under the Base Bid generally includes removal of existing gravel surfaced built-up roofing, flashings and metal flashings, coping caps, expansion joint covers, and installation of new two-ply modified bitumen roof membrane over cover board, tapered insulation, R25 insulation, deck sheathing, flashings and metal flashings, coping caps, and expansion joint covers and all associated miscellaneous work as specified herein.