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C&C (per ASCE 7-10, Chapter 30) <br /> Walls (ref. eq. 30.4-1 &figure 30.4-1) <br /> ( ( 1.0 ` <br /> GCpw4:= exterior pressure coefficients GCpw5 := exterior pressure coefficients(corner zone) <br /> —1.1) <br /> "59.6" <br /> pcc w4pos gh•(max(GCpw4) — GCpi) = 4 8 •psf Positive design wind pressure(ref.eq.30.4-1) <br /> "-8.1 <br /> pcc_w4neg gh'(min(GCpw4) —GCpi) = \_62 8/ psf Negative design wind pressure <br /> (59.6 <br /> pcc_w5pos gh'(max(GCpwS) —GCpi) = 4.8 ,,. <br /> psf Corner zone positive design wind pressure <br /> (-17.7 <br /> pcc_w5pos gh•(min(GCpw5) — GCpi) = —72.5 psf Corner zone negative design wind pressure <br /> Roofs (ref. eq. 30.4-1 &figure 30.4-2B) <br /> Negative design wind pressure GCprl := —0.9 GCpr2:_ —1.7 GCpr3 := —2.6 <br /> 1-1.6 <br /> pcc rl qh•(GCprl —GCpi) = —56.4 •psf —56.4 <br /> / pcc_r3 qh•(GCpr3 —GCpi) _ —111.2)•psf <br /> pcc_r2 gh'(GCpr2 GCpi) = 82.2 y•psf <br /> Positive design wind pressure GCpr_pos 0.5 <br /> (43.5 <br /> pcc_rpos := qh•(GCpr_pos —GCpi) = 11.3 •psf <br /> Wind Base Shear <br /> Longitudinal <br /> Awall Lexist 924ft2 Aroof Lexist 332ft2 Awall L:= 961ft2 roof L 307ft2 <br /> Vwu Lexist pw'Awall Lexist+ goof Lexist prf horiz Vwu Lexist =42.6•kip Longitudinal diaphragm shear <br /> Vwu L:= pw'Awall L + Aroof Lprf horiz Vwu L=43.7•kip Longitudinal diaphragm shear <br /> checkwu := if(Vwu L>_ 1.10•Vwu Lexist,"NG","OK") ratio := V Vwu—L = 1.03 check L="OK" <br /> wu Lexist — <br /> Transverse <br /> Await Texist:= 667ft2 Aroof Texist := 390ft2 Awall T 765ft2 Aroof T 292ft2 <br /> Vwu Texist pw'Awall Texist Aroof Texist prf horiz Vwu Texist=32.8•kip Transverse d'aphragmshear <br /> Vwu T pw'Awall T + Aroof Tprf horiz Vwu T=35.5•kip Transverse dephragmshear <br /> checkwu T:= if(Vwu T>_ 1.10 Vwu Texist"NG" <br /> V,"OK") ratio:= Vwu_T = 1.08 check T= "OK" <br /> wu Texist — <br /> Added lateral forces from remodel< 10%greater than existing, therefore no upgrades required per IEBC 3403.4. <br /> 02_Lateral Analysis.xmcd -0/� D <br /> S6 <br />