RBR Powerhouse Roof Figure 2.pdf

This document provides details for a federal solicitation seeking a contractor to replace rooftops at the Powerhouse and Dam Pump Room in Elberton, Georgia. The solicitation was issued by the Department of the Army Corps of Engineers Engineering District Savannah and is set aside for small businesses. The contractor will remove the existing two-ply modified bitumen roof systems on all roof areas of the Powerhouse/Visitor Center Building and replace them with a new single-ply EPDM roof system including flashings, insulation, sheet metal components and accessories. The new roof must provide a minimum R-value of R-30 and drain naturally without holding water. The contractor will also replace flashings and EPDM on all parapet walls with new heavy-duty cover boards and white EPDM membrane. Walkboards and walkpads matching the existing layout will be included. An optional aluminum catwalk spanning the powerhouse roof is also specified. The contract will be awarded using sealed bidding procedures with site visits on August 19, 2021 and a minimum 20-year warranty required from the roof membrane manufacturer.