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ROOFING REPLACEMENT PROJECT PAGE 9 <br />NORTH COUNTY REGIONAL PARK AQUATIC CENTER SECTION 076200 <br />JUNE 7, 2019 SHEET METAL AND FLASHINGS <br />3. Attach gutters at eave or fascia to firmly anchor them in position. <br />4. Provide soldered end closures. <br />5. Slope to downspouts. <br />6. Install gutter with expansion joints at locations indicated on Drawings, but not <br />exceeding, 40 feet (15.2 m) apart. Install expansion -joint caps. <br />3.4 INSTALLATION OF ROOF FLASHINGS <br />I <br />A. Install sheet metal flashing and trim to comply with performance requirements, sheet <br />metal manufacturer's written installation instructions, and cited sheet metal standard. <br />1. Provide concealed fasteners where possible, and set units true to line, levels, <br />and slopes. <br />2. Install work with laps, joints, and seams that are permanently watertight and <br />weather resistant. <br />B. Roof Edge Flashing: <br />1. Install roof edge flashings in accordance with ANSI/SPRI/FM 4435/ES-1. <br />2. Anchor to resist uplift and outward forces in accordance with recommendations in <br />cited sheet metal standard unless otherwise indicated. Interlock bottom edge of <br />roof edge flashing with continuous cleat anchored to substrate at staggered 3 - <br />inch (75 -mm) centers. <br />C. Copings: See Section07 71 00. <br />3.5 INSTALLATION TOLERANCES <br />A. Installation Tolerances: Shim and align sheet metal flashing and trim within installed <br />tolerance of 1/4 inch in 20 feet (6 mm in 6 m) on slope and location lines indicated on <br />Drawings and within 1/8 -inch (3 -mm) offset of adjoining faces and of alignment of <br />matching profiles. <br />3.6 CLEANING <br />A. Clean exposed metal surfaces of substances that interfere with uniform oxidation and <br />weathering. <br />B. Clean and neutralize flux materials. Clean off excess solder. <br />C. Clean off excess sealants. <br />3.7 PROTECTION <br />A. Remove temporary protective coverings and strippable films as sheet metal flashing <br />and trim are installed unless otherwise indicated in manufacturer's written installation <br />instructions. <br />