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1 Shingle weight shall be not less than 300 lbs/square. They shall be strip shingles, 12 or , <br /> 2 12-1/2 inches by 36 inches long. Shingles shall be laid with a minimum 2-inch head lap <br /> 3 with 5 or 5-1/2-inch exposure to the weather. All shingles shall have the tabs sealed down <br /> 4 and shall be of an approved self-sealing type. Shingles shall have a 30 year product <br /> s warranty. <br /> 6 <br /> 7 2.02 ASPHALT-SATURATED FELT <br /> 8 <br /> 9 ASTM D226, 30-pound type. <br /> 10 <br /> 11 2.03 FASTENERS <br /> 12 <br /> 13 A. Fasteners shall comply with the Uniform Building Code and/or the following, whichever is <br /> 14 more stringent. <br /> 15 <br /> 16 B. Nails for Applying Shingles and Asphalt-Saturated Felt: Fed. Spec. FF-N-105, Type II, Style <br /> 17 20. Nails for shingles shall be hot-dipped galvanized steel or aluminum with sharp points <br /> 18 and flat heads 3/8 inch to 7/16 inch in diameter. Steel nails shall have annular threads; <br /> 19 aluminum nails shall have screw threads; nail shanks shall be at least 0.105 inch and not <br /> 20 more than 0.135 inch in outside diameter. <br /> 21 <br /> 22 C. Staples for Applying Shingles: Fed. Spec. FF-N-105, Type III, Style 3 suitable for pneumatic <br /> 23 application. Staples shall be 16 gauge hot-dipped or electrically deposited zinc-coated <br /> 24 steel having a minimum crown width of 3/4 inch, and legs of sufficient length to penetrate <br /> 25 and extend not less than 3/4 inch beyond the top surface of the wood deck lumber or <br /> 26 plywood when driven through the materials to be fastened. <br /> 27 <br /> 26 2.04 PLASTIC BITUMINOUS CEMENT <br /> 29 <br /> 30 Fed. Spec. SS-C-153, Type 1. <br /> 31 <br /> 32 <br /> 33 PART 3: EXECUTION <br /> 34 ,35 3.01 SURFACES AND CONDITIONS <br /> 36 <br /> 37 Do not apply shingle roofing on surfaces that are unsuitable and will prevent a satisfactory ' <br /> 38 application. Ensure that roof deck is smooth, clean, dry and that loose knots are removed <br /> 39 and knotholes and cracks are properly covered with sheet metal nailed securely to the <br /> 40 sheathing. Vents and other projections through the roof shall be properly flashed and <br /> 41 secured in position and projecting nails shall be driven firmly home. <br /> 42 <br /> 43 3.02 APPLICATION <br /> 44 <br /> as At the option of the contractor, staples may be used in lieu of nails for fastening metal drip <br /> 46 edges, eaves flashings, and for shingles. Care shall be taken when staples are used to <br /> 47 insure proper placement of staples to avoid adhesive areas and to insure that the staple <br /> 48 crowns are flush with the top of the granule surface on the shingles. <br /> 49 <br /> 50 <br /> COMPOSITION SHINGLES <br /> 042794 07310-2 <br />