Specifications include, but are not limited to: Thomas Hall - Roof Upgrade 1.Remove existing roof membrane system, skylight and curb down to existing roof deck. Install 2-Ply SBS Modified Bituminous Membrane Roofing system over ridged layer insulation and cover board insulation. Provide crickets where indicated. Install new roof access ladders. Raise through wall flashings where indicated. Grow Hall - Roof Upgrade 2.Low Slope: Remove existing roof membrane system down to existing roof deck. Install 2-Ply SBS Modified Bituminous Membrane Roofing system over ridged layer insulation, tapered insulation where indicated and cover board insulation. Provide crickets where indicated. Install new coping caps, gutters, downspouts and roof access ladders. 3.Steep Slope: Remove existing shingle roof system down to existing roof deck. Install new pre-finished galvanized standing seam roof system. Install new gutters and downspouts.