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PART 3 - EXECUTION <br />3.1 EXAMINATION <br />A. Examine substrates, areas, and conditions, with Installer present, for compliance with requirements for <br />installation tolerances, substrate, and other conditions affecting performance of the Work. <br />1. Examine solid roof sheathing to verify that sheathing joints are supported by framing or blocking, <br />that tops of fasteners are flush with surface, and that installation is within flatness tolerances <br />required for finished roofing installation. <br />2. Verify that substrate is sound, dry, smooth, clean, sloped for drainage, and completely anchored, <br />and that provision has been made for drainage, flashings, and penetrations through sheet metal <br />roofing. <br />B. For the record, prepare written report, endorsed by Installer, listing conditions detrimental to performance <br />of the Work. <br />C. Examine roughing -in for components and systems penetrating sheet metal roofing to verify actual <br />locations of penetrations relative to seam locations of sheet metal roofing before installation. <br />D. Proceed with installation only after unsatisfactory conditions have been corrected. <br />3.2 UNDERLAYMENT INSTALLATION <br />A. Self -Adhering Sheet Underlayment: Install self -adhering sheet underlayment, wrinkle free, on roof <br />sheathing under sheet metal roofing. Apply primer if required by underlayment manufacturer. Comply <br />with temperature restrictions of underlayment manufacturer for installation; use primer rather than nails <br />for installing underlayment at low temperatures. Apply over entire roof, in shingle fashion to shed water, <br />with end laps of not less than 6 inches (150 mm) staggered 24 inches (600 mm) between courses. <br />Overlap side edges not less than 3-1/2 inches (90 mm). Roll laps with roller. Cover underlayment within <br />14 days. <br />1. Roof perimeter for a distance up from eaves of 24 inches (600 mm) beyond interior wall line. <br />2. Valleys, from lowest to highest point, for a distance on each side of 18 inches (460 mm). Overlap <br />ends of sheets not less than 6 inches (150 mm). <br />3. Rake edges for a distance of 18 inches (460 mm). <br />4. Hips and ridges for a distance on each side of 12 inches (300 mm). <br />5. Roof to wall intersections for a distance from wall of 18 inches (460 nun). <br />6. Around dormers, chimneys, skylights, and other penetrating elements for a distance from element <br />of 18 inches (460 mm). <br />B. Install flashings to cover underlayment to comply with requirements in Division 7 Section "Sheet Metal <br />Flashing and Trim." <br />C. Apply slip sheet before installing sheet metal roofing. <br />Wabasso Beach Park <br />Indian River County <br />DAA Project No. 6008 <br />07610-7 <br />