Specifications include, but are not limited to: Base Bid 1. Scope of work includes roof replacement of spray foam/built up surface roof systems down to the existing roof deck on Roof Area G for approximately 137 squares at District Office. Roof replacement includes roof deck repairs, insulation system, and a thermoplastic single ply roof system. Associated sheet metal components and accessories are included. Alternate No. 01 1. Scope of work includes roof replacement of spray foam/built up surface roof systems down to the existing roof deck on Roof Areas C, E, F, and H for approximately 94 squares at District Office. Roof replacement includes roof deck repairs, insulation system, and a thermoplastic single ply roof system. Associated sheet metal components and accessories are included. a. Roof Area C: 21 squares b. Roof Area E: 40 squares c. Roof Area F: 24 squares Alternate No. 02 1. Scope of work includes roof replacement of spray foam/built up surface roof systems down to the existing roof deck on Roof Area D for approximately 109 squares at District Office. Roof replacement includes roof deck repairs, insulation system, and a thermoplastic single ply roof system. Associated sheet metal components and accessories are included.