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City of Sunny Isles <br />P2, Lower East Roof Sections <br />5. Seal all vertical laps of flashing ply with a three -course application of trowel -grade <br />mastic and fiberglass mesh. <br />6. Coordinate counter flashing, cap flashings, expansion joints and similar work with <br />modified bitumen roofing work as specified. <br />7. Coordinate roof accessories, miscellaneous sheet metal accessory items, including <br />piping vents and other devices with the roofing system work. <br />8. Secure the top edge of the flashing sheet using a termination bar only when the wall <br />surface above is waterproofed or nailed 4 inches o.c. and covered with an acceptable <br />counter flashing. <br />H. Flashing Cap Ply: <br />1. Seal curb, wall and parapet flashings with an application of mastic and mesh on a <br />daily basis. Do not permit conditions to exist that will allow moisture to enter behind, <br />around or under the roof or flashing membrane. <br />2. Prepare all walls, penetrations, expansion joints and where shown on the Drawings to <br />be flashed with required primer at the rate of 100 square feet per gallon. Allow primer <br />to dry tack free. <br />3. Adhere to the underlying base flashing ply with specified flashing ply adhesive unless <br />otherwise specified. Nail off at a minimum of 8 inches (203 mm) o.c. from the finished <br />roof at all vertical surfaces. <br />4. Coordinate counter flashing, cap flashings, expansion joints and similar work with <br />modified bitumen roofing work as specified. <br />5. Coordinate roof accessories, miscellaneous sheet metal accessory items with the <br />roofing system work. <br />6. All stripping shall be installed prior to flashing cap sheet installation. <br />7. Heat and scrape granules when welding or adhering at cut areas and seams to <br />granular surfaces at all flashings. <br />8. Secure the top edge of the flashing sheet using a termination bar only when the wall <br />surface above is waterproofed or nailed 4 inches o.c. and covered with an acceptable <br />counter flashing. <br />9. 3 -course reinforcement with Garland mastic and Mesh is required on all vertical <br />seams. <br />Surface Coatings: Apply roof coatings in strict conformance with the manufacturer's <br />recommended procedures. <br />3.5 INSTALLATION EDGE TREATMENT AND ROOF PENETRATION FLASHING <br />A. Pre -Manufactured Flash -less Snap-On Metal Edge System: <br />1. Position base ply of the Built -Up and/or Modified Roofing membrane over the roof <br />edge covering nailers completely, fastening eight (8) inches on center. Install <br />membrane and modified cap ply with proper material and procedure according to <br />manufacturer's recommendations. Modified cap ply shall stop at the edge of the roof <br />and shall not turn over the edge of the nailer. <br />2. Prior to installing the base anchor, ensure a level plane is present. If not, shim the <br />roof edge surface as required. <br />3. Extruded base anchor: Apply two 1/4" beads of Green -Lock Sealant XL or equal on <br />the bottom surface of the top flange of the extruded anchor. <br />4. Set the extruded anchor on the edge and face fasten through pre -punched slots every <br />18 inches o.c. for 5.75 -inch face fascia, and 18 inches o.c. staggered for any fascia <br />size greater than 5.75 inches. Begin fastening 6 inches from ends. <br />5. Install Green -Lock Sealant XL or equal at the ends of the base frame to prevent water <br />from running between base anchor joints. <br />6. Install compression seals every 40 inches o.c. in the slots located at the top of the <br />extruded anchor. <br />7. Install fascia cover setting the top flange over the top flange and compression seals of <br />07 52 00 -10 <br />