Specifications include, but are not limited to: Project involves replacement of the existing Building 22 (MHU) roof at the Vaughn Correctional Center located in Smyrna, Delaware, with new SBS modified system on new tapered insulation at center penthouse area. Small shingle roof areas in the center penthouse area are also part of the base bid. Flat roof area work shall include replacement of the metal flashing, providing new strainers, and new clamping rings for existing roof drains/overflow roof drains. Alternate work shall include new shingle roofing system on existing plywood decking over metal decking at the four (4) housing wings. The sloped roof housing wing area work shall also include the replacement of the metal flashing and roofing accessories as required to complete the roof replacements.