493 COLLEGE ST

REMOVE EXISTING 3-PLY SBS MODIFIED BITUMEN ASSEMBLY INCLUDING, BUT NOT LIMITED TO PEA GRAVEL SURFACING IN ASPHALTIC ADHESIVE, CAP SHEET, TWO PLIES OF SMOOTH SURFACED SBS, GYPSUM COVERBOARD, RIGID POLYISOCYANURATE INSULATION, ASPHALT FLOOD COAT AND FLASHINGS DOWN TO EXISTING DECK. INSTALL NEW 2-PLY SBS MODIFIED BITUMEN ROOF ASSEMBLY INCLUDING WHITE COLORED, GRANULE SURFACED CAP SHEET (SET IN COLD ADHESIVE), 2 PLIES OF SMOOTH SURFACED SBS MEMBRANE, COVER BOARD, TAPERED POLYISOCYANURATE INSULATION, RIGID INSULATION, SMOOTH SURFACED SBS VAPOR RETARDER, ONTO EXISTING ROOF DECK. REINFORCED LIQUID MEMBRANE FLASHINGS AND SHEET METAL COUNTERFLASHINGS ARE INCLUDED USE FM GLOBAL ROOFNAV ASSEMBLY NUMBER 352680-352586-0 AS REFERENCE. Protect public per Chap. 33 CSBC. Reviewed for code compliance as per Sects. 107.3.1 and 105.4 CSBC. This project is at Byers Hall and library building.