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ROUGH CARPENTRY Section 06100 15-1207 install necessary nailing member for plywood panels, so that all edges fall on solid framing. Provide solid blocking for gypsum wallboard only at cut or square edges. (Tapered edges do not require blocking.) Provide blocking for anchorage or nailing of all finish; wood and metal door frames (including wall and ceiling access doors); metal coverings; plasterwork; nailing members used in connection with roof decking; blocking and backing required by all wall or ceiling hung equipment and accessories (including suspended acoustic ceiling), and by Mechanical and Electrical Contractors for heating, plumbing and electrical fixtures. 7. Plywood Sheathing: Install with face grain vertical. Allow minimum 1/16" space at end joints and 1/8" at edge joints; double spacings in wet or humid conditions. C. Roof Framing: 1. Beams and Girders: Install with crown edge up. Provide full bearing at ends of each member as shown. Splices not permitted except over columns. 2. Joist Framing: Install with crown edges up and support ends of each member minimum of 1-1/2" of bearing on wall framing. Anchor joists and provide blocking for all plywood joints and as shown. 3. Rafter Framing: Notch to fit exterior wall plates. Double at openings in roof. Bevel ends of rafters at ridge and hip rafters. Place rafters directly opposite each other at ridge. Provide solid blocking for all plywood joints. 4. Plywood Roof sheathing: Install plywood with face grain perpendicular to supports, using panel with continuous end joints over two or more spans staggered between panels and located over supports. Where drawings call for a panelized framing system; install plywood with face grain parallel to framing; panels staggered. Allow minimum space 1/16" between end joints and at edge joints for expansion and contraction of panels. Stagger panels at end joists. 3.03 MISCELLANEOUS INSTALLATION A. After installation of metal items specified in Section 05100 and 05400 (or Section 05110) touch up abrasions or voids in shop prime coat, using same material specified for priming. B. Provide curbs and bolting for mechanical equipment as shown on Mechanical Drawings. C. Provide vent holes as shown on Drawings. D. At sound -deadened partitions install sill plates on double bead of non -skinning type, butyl - based caulking compound. E. For items involving more than one section of these Specifications, coordinate work of all trades and be responsible for installation of item. F. Install railing, using specified non -shrink grout in accord with manufacturers printed instructions. G. Caulking: (See Section 07900 for locations where joint sealants will be applied.) At other locations, and wherever required, apply specified material neatly and in accord with manufacturer's written instructions. Apply with sufficient pressure to completely fill joints.