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5thWall Building Diagnostics Consultants Government Services Annex <br /> District Attorney Office <br /> Roof Replacement <br /> November 2009 <br /> H . Nailers shall be grooved for edge venting $ install at walls , curbs , and other vertical <br /> surfaces with a '/4-inch gap between each length . <br /> I . New wood nailers , blocking, etc . , shall be chamfered , beveled , shaved , planed , or <br /> shimmed as necessary to provide smooth transition to adjacent materials . <br /> J . Install new wood blocking to facilitate not less than 8 inches of vertical flashing above <br /> adjacent finished roof surface . <br /> K . Existing nailers remaining in place shall be firmly anchored in accordance with <br /> paragraph 3 . 02 . 1) and shall be free of rot, excess moisture and deterioration . <br /> L . Where new wood curbs are to be installed, corners shall be formed by lapping side <br /> members alternately . <br /> 3 . 03 Installation - Plywood <br /> A . Plywood shall be installed where indicated on the drawings . Plywood shall be secured <br /> with a minimum of two fasteners or one fastener every two square feet whichever is <br /> greater . Fasteners shall be located 2 inches from the top and bottom edges . <br /> Be Top of plywood shall be beveled at 45 degrees . <br /> END OF SECTION <br /> 09 -26 Rough Carpentry <br /> 061000 -4 <br />