Specifications include, but are not limited to: Contemplated work consists of furnishing all labor, materials and equipment necessary for the placement of a silicone roof coating. The existing roof material consists of 50 mil white PVC membrane over Boardroom area and 45 mil white PVC membrane over other areas. Springfield Utility Board (SUB) seeks a bid from contractor to manage, clean, repair, and apply a GE Enduris High Sold Silicone Liquid Flashing and GE Enduris High Solids Silicone (Medium Grey) roof coating over the SUB Annex building roof. The liquid flashing and final coating should be applied at approximately 40mils wet film thickness. Where needed, Contractor is to remove metal coping cap along edge of the roof and replace with hemmed metal coping cap with a longer back face to keep water from infiltrating behind roof membrane. 1. Contractor is responsible for safety and required fall protection and safety items as directed by OSHA guidelines. 2. Contractor is to supply their own portable restroom for their employees use and must be locked during non-working hours. 3. Contractor will perform an initial adhesion pull test in several areas to confirm manufacturer required adhesion results. 4. Contractor is to inspect and identify all blisters, splits, cracks, and pinhole areas that are possibly causing water intrusion. These are to be marked and repaired by utilizing new smooth torchdown capsheet. Permanently repair these areas by torch applying a new capsheet over the damaged membrane areas after any moisture has been allowed to dry properly. 5. When repairs have been completed, contractor will power wash and clean the entire roof surface using commercial-grade detergent to include the metal coping cap. 6. After cleaning, contractor will allow 48-72 hours (weather pending) for roof to thoroughly dry and then will apply beginning with detailing to all curb flashings, corners, seams (if present), and to any penetrations using GE Enduris High Solid Silicone Liquid Flashing. 7. Contractor will remove metal coping cap where needed and install new hemmed metal cap with a longer back face. 8. After proper curing of Liquid Flashing and all final checks, Contractor will apply a full layer of GE Enduris High Solids Silicone (Medium Grey) across entire roof surface including on all previously flashed detail areas. The final coating should be applied at approximately 40mils wet film thickness. 9. After the final coat of silicone has cured (approximately 24 hours), contractor will remove any safety items and insure proper clean-up of the job site. Note: This work is Prevailing Wage as determined by BOLI, January 2022 book.
