Indefinite Delivery – Indefinite Quantity Roof Requirements contract. The project is to repair and/or replace the existing roofing systems on various buildings throughout the installation. This work will include the removal and disposal of the existing roof systems, including flashing, down to the structural roof deck, repairing the roof deck if required, installing new flashing, and roof system. It will also include repairs to gutters, fascia, downspouts, and incidental trim and painting.