Specifications include, but are not limited to: Exterior Sealant Replacement: Removal of existing elastomeric sealant at sealant conditions (including but not limited to stone, metal, EIFS, curtainwall). Partial removal of glazing unit gasketing to be replaced. Taping glazing area where gasketing is removed to provide clean fillet joint. Surface cleaning and prep for new sealant joints. Installation of backer rods or bond breaker tape, and elastomeric sealant. Repair of broken or cracked stone panels, including but not limited to: Cleaning, prepping and filling of areas of spalling. Cleaning, prepping, reinforcing, and filling cracks. Replacement of panels that are unable to be repaired. Replacement of small metal roof at 57th Floor, including but not limited to: Replacement of sheet metal flashing and sealant renovation. Replacement of metal roofing. Replacement of all sealant. Work occurs at high elevation over occupied spaces, occupied plazas and adjacent to public rights of way.