土木、建筑專業(yè)畢業(yè)設(shè)計(jì)翻譯--冷彎型鋼框架結(jié)構(gòu)設(shè)計(jì)方法-建筑結(jié)構(gòu)(文件)
【正文】 1 根據(jù)建筑條例 石膏板和直徑最小為 6的螺絲安裝時(shí)，或者 2 連續(xù)的鋼約束安裝應(yīng)根據(jù)圖 。根據(jù)第 部分，每個(gè)托梁必須安裝受力鋼筋。鋼托梁和其他框架的錨固參考表 。 適用性極限 適用性極限應(yīng)該參考第 部分和表 。9 2639。3 3639。0 2939。4 1539。8 2339。3 1639。5 2339。4 3139。7 2739。9 1539。6 2239。1 1739。0 1939。4 2639。3 2339。9 1439。0 1939。6 1739。6 539。9 1039。8 1939。4 1239。6 1739。5 1539。1 939。8 1339。10 1139。2 For SI: 1 inch = mm, 1 psf = kN/m2, 1 foot = . 1 Table provides the maximum clear span in feet and inches. 2 Bearing stiffeners shall be installed at all support points and concentrated loads. 3 Deflection criteria: L/480 for live loads。11 2439。1 2239。6 2 x 12 x 68 2739。4 1939。11 1639。0 2 x 12 x 43 2339。11 2039。6 1939。11 2 x 10 x 68 2339。1 1739。8 1639。9 2 x 10 x 43 2039。10 1739。11 1639。3 2 x 8 x 68 1939。8 1439。6 1439。1 2 x 8 x 43 1739。3 839。7 1339。6 2 x 6 x 97 1639。2 1139。4 1139。1 2 x 6 x 54 1339。6 1039。7 939。 3 Up to 110 A/B or 90 C or Seismic Zone 4 Up to 110 C Floor joist to wall track of exterior steel load bearing wall per Figure 2 8 screws 3 8 screws 4 8 screws Joist track or end joist to bearing wall top track per Figure 1 8 screw at 24 1 8 screw at 24 . 1 8 screw at 12 . Floor joist track or end joist to wood sill per Figure Steel plate spaced at 4’ . with 4No. 8 screws and 410d or 68d mon nails Steel plate spaced at 2’ . with 4No. 8 screws and 410d or 68d mon nails Steel plate spaced at 1’ . with 4No. 8 screws and 410d or 68d mon nails Floor joist track or end joist to foundation per Figure 1/2 minimum diameter anchor bolt and clip angle spaced at 6’ . with 8 8 screws 1/2 minimum diameter anchor bolt and clip angle spaced at 4’ . with 8 8 screws 1/2 minimum diameter anchor bolt and clip angle spaced at 2’ . with 8 8 screws Cantilevered joist to foundation per Figure 1/2 minimum diameter anchor bolt and clip angle spaced at 6’ . with 8 8 screws 1/2 minimum diameter anchor bolt and clip angle spaced at 4’ . with 8 8 screws 1/2 minimum diameter anchor bolt and clip angle spaced at 2’ . with 8 8 screws Cantilevered joist to wood sill per Figure Steel plate spaced at 4’ . with 4No. 8 screws and 410d or 68d mon nails Steel plate spaced at 2’ . with 4No. 8 screws and 410d or 68d mon nails Steel plate spaced at 1’ . with 4No. 8 screws and 410d or 68d mon nails Cantilevered joist to wall track per Figure 1/2 minimum diameter anchor bolt and clip angle spaced at 6’ . with 8 8 screws 1/2 minimum diameter anchor bolt and clip angle spaced at 4’ . with 8 8 screws 1/2 minimum diameter anchor bolt and clip angle spaced at 2’ . with 8 8 screws For SI: 1 inch = mm, 1 psf = kN/m2, 1 mph = km/hr, 1 foot = . 1 Use the highest of the wind speed and exposure or the seismic requirements for a given site. 2 All screw sizes shown are minimum Table Floor Fastening Schedule1 Description of Building Elements Number and Size of Fasteners Spacing of Fasteners Floor joist to track of an interior load bearing wall per Figures and 2 8 screws Each joist Floor joist to track at end of joist 2 8 screws One per flange or two per bearing stiffener Subfloor sheathing to floor joists 8 screws2 6 inches on center on edges and 10 inches on center at intermediate supports For SI: 1 inch = mm 1 All screw sizes shown are minimum. 2 Head styles shall be buglehead, flathead, or similar with a minimum head diameter of inch (7 mm). Table Allowable Spans For ColdFormed Steel Floor Joists1,2,3,4 Single Span 33 ksi Steel Nominal Joist 30 psf Live Load 40 psf Live Load Size 5 S Spacing (inches) Spacing (inches) 12 16
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