Specifications include, but are not limited to: The Work generally consists of roof replacement and roof repairs at the Water Distribution Building and roof repairs at the J Avenue Water Treatment Plant Filter Building. The work consists of replacement of the roof system on the Garage roof section, and repair of the existing roof systems on the Office and Canopy roof sections. The roof replacement work includes but is not limited to removal of existing loose laid and ballasted EPDM membrane roof system and vapor retarder down to the existing precast concrete roof decking; roofrelated rough carpentry work; removal and replacement of roof drains; installation of new vapor retarder, tapered insulation system, cover board, EPDM field membrane and membrane flashings; and installation of roof-related sheet metal work. The roof repair work includes but is not limited to removal of obsolete HVAC unit; repair of EPDM membrane seams; and repair of deficiencies in the associated EPDM flashings and sheet metal components.