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c. Steel for Roof and Wall Panels: Steel used to form roof <br />and wall panels shall conform to the requirements of <br />ASTM-A-361 and F-�d. Spec. 'QS-T?5 wiith a 1.25 ounce zinc <br />coating and shall have a minimum yield point of 33,000 <br />PSI. Material wit- a ,yield point that approaches its <br />v=,- <br />ultimate tensile strength shall not he used. <br />6. PRTKARY FRAMTNG <br />a. Rigid Frames: All ririd frames shall he constructed from <br />rolled beams or continuous witomatically welded plate -flat <br />sections. <br />b. Rost and Beam r-4 'games: Fnd frames shall be cold formed <br />� <br />sections of [G,'!^� 131 minimum yield steel, <br />' <br />c. 'Base Plates, etc.: All base Plates, 9nlice plates and <br />stiffener plates shall he welded on the structural members <br />in the building manufacturer'-s plant. No field welding of <br />primary framing mPrbers will be permitted. <br />d. Bolt uoles, etc.: All base plates, splice plates, and flanges <br />1`,I <br />shall be fabricated to include bolt connection holes. Webs <br />r rt'. <br />shall be fabricated to include brace rod holes. <br />:`•, `Yr,`:: <br />7. IMMInARY FRAMING <br />a.Purlins and Girts: <br />Purlin and Girt. design: Purlins and girts shall. be a minimum <br />of R" deep. Purl'ins shall be continuous beam design. Girts <br />'. <br />may he simple or �-ont'rn:ous beam iesirn, at -the mannfacturer'a <br />option. <br />b. Manufacture: '`irl ins and girts shall be, formed on a con- <br />tinuoiis rollin- TMi 11 in the Shane of a stiffeners flanRe <br />'711 or Hn" Seri.;on. <br />c. Bracing for Purlins and Rirts: The compression flanges of <br />purlins and eir'.s shall be braced for lateral sunnort as <br />required for the .,,ae.ci tied uplift or •facnum wind pressures. <br />1. niaponal rod hracinr:piaeonal rod bracing in thQ-roof and <br />sidewalls shall be utilized to remove longitudinal loads <br />from the str:cture. These hra(e rodq shall he furnished to <br />lenrth, threalori and enuinped with crescent washers and <br />rusts at each end. <br />