2001 ASD/LRFD Wind/Seismic Supplement - American Wood Council
2001 ASD/LRFD Wind/Seismic Supplement - American Wood Council
2001 ASD/LRFD Wind/Seismic Supplement - American Wood Council
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<strong>ASD</strong>/<strong>LRFD</strong> SUPPLEMENT – SPECIAL DESIGN PROVISIONS FOR WIND AND SEISMIC11LATERALFORCE-RESISTINGSYSTEMS44.1 General 124.2 <strong>Wood</strong> Diaphragms 134.3 <strong>Wood</strong> Shear Walls 19Table 4.2.4Table 4.2A-CMaximum Diaphragm Aspect Ratios(Horizontal or Sloped Diaphragms) ............ 13Nominal Unit Shear Values for <strong>Wood</strong>-Frame Diaphragms:A = Blocked Diaphragms ........................... 16B = Unblocked Diaphragms ...................... 17C = Lumber Diaphragms .......................... 18Table 4.3.3.4 Shear Capacity Adjustment Factor, C o ....... 20Table 4.3.4 Maximum Shear Wall Aspect Ratios ........... 21Table 4.3A-CNominal Unit Shear Values for <strong>Wood</strong>-Frame Shear Walls:A = <strong>Wood</strong>-based Sheathing........................ 25B = Gypsum and Cement Plaster ............. 26C = Lumber Shear Walls ........................... 27AMERICAN FOREST & PAPER ASSOCIATION
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