1. The work involves removing all ballast, designated roofing materials, flashings, wet or deteriorated insulation, deteriorated wood blocking, obsolete units and other related items. 2. The existing structural concrete roof deck where exposed for insulation replacement will be inspected and repaired, as/if necessary, on a unit price basis (Base bid quantity with additional ADD/DEDUCT pricing). 3. The existing structural steel roof deck where exposed for insulation replacement will be inspected and repaired, where required, on a unit price basis (Base bid quantity with additional ADD/DEDUCT pricing). 4. The existing wood blocking will be inspected and, if necessary, replaced on a Unit Price basis (Base Bid quantity with additional ADD/DEDUCT pricing). 5. The existing tapered polyisocyanurate insulation boards shall be inspected and, if necessary, replaced on a unit price basis (Base Bid quantity with additional ADD/DEDUCT pricing). 6. The existing polyisocyanurate insulation boards shall be inspected and, if necessary, replaced on a unit price basis (Base Bid quantity with additional ADD/DEDUCT pricing). 7. The existing roof drains will be inspected and, if necessary, replaced on a Unit Price basis (Base Bid quantity with additional ADD/DEDUCT pricing. 8. Preparation involves removal and legal disposal of: a. All ballast shall be removed via vacuum. Verify work hours prior to providing a price. b. All single-ply roof membrane, flashing, base flashings and accessories. c. All existing flashings are to be removed in their entirety unless otherwise shown in the detail drawings. Installing new membrane adhered to existing flashings is not permitted.
