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Project <br />1011 <br />Job Ref. <br />Section Sheet no./rev. <br /> 2 <br />Calc. by <br />N.K <br />Date <br />12/12/2023 <br />Chk'd by Date App'd by Date <br />z (ft)Kz (Table 26.10-1)qz (psf) <br />9.98 0.57 11.19 <br />11.96 0.57 11.19 <br />Peak velocity pressure for internal pressure <br />Peak velocity pressure – internal (as roof press.);qi = 11.19 psf <br />Pressures and forces <br />Net pressure;p = q  Gf  Cpe - qi  GCpi; <br />Net force;Fw = p  Aref; <br />Roof load case 1 - Wind 0, GC pi 0.18, -cpe <br />Zone <br />Ref. <br />height <br />(ft) <br />Ext pressure <br />coefficient cpe <br />Peak velocity <br />pressure qp <br />(psf) <br />Net pressure <br />p <br />(psf) <br />Area <br />Aref <br />(ft2) <br />Net force <br />Fw <br />(kips) <br />A (-ve)9.98 -0.38 11.19 -5.62 283.41 -1.59 <br />B (-ve)9.98 -0.60 11.19 -7.72 283.41 -2.19 <br />Total vertical net force ;Fw,v = -3.54 kips <br />Total horizontal net force ;Fw,h = 0.21 kips <br />Walls load case 1 - Wind 0, GC pi 0.18, -cpe <br />Zone <br />Ref. <br />height <br />(ft) <br />Ext pressure <br />coefficient cpe <br />Peak velocity <br />pressure qp <br />(psf) <br />Net pressure <br />p <br />(psf) <br />Area <br />Aref <br />(ft2) <br />Net force <br />Fw <br />(kips) <br />A 8.00 0.80 11.19 5.60 200.67 1.12 <br />B 9.98 -0.50 11.19 -6.77 200.67 -1.36 <br />C 9.98 -0.70 11.19 -8.68 211.21 -1.83 <br />D 9.98 -0.70 11.19 -8.68 211.21 -1.83 <br />Overall loading <br />Projected vertical plan area of wall;Avert_w_0 = b  H = 200.67 ft2 <br />Projected vertical area of roof ;Avert_r_0 = b  d/2  tan(0) = 99.25 ft2 <br />Minimum overall horizontal loading;Fw,total_min = pmin_w  Avert_w_0 + pmin_r  Avert_r_0 = 4.00 kips <br />Leeward net force;Fl = Fw,wB = -1.4 kips <br />Windward net force ;Fw = Fw,wA = 1.1 kips <br />Overall horizontal loading;Fw,total = max(Fw - Fl + Fw,h, Fw,total_min) = 4.0 kips <br />Roof load case 2 - Wind 0, GC pi -0.18, -0cpe <br />Zone <br />Ref. <br />height <br />(ft) <br />Ext pressure <br />coefficient cpe <br />Peak velocity <br />pressure qp <br />(psf) <br />Net pressure <br />p <br />(psf) <br />Area <br />Aref <br />(ft2) <br />Net force <br />Fw <br />(kips) <br />A (+ve)9.98 0.04 11.19 2.41 283.41 0.68 <br />B (+ve)9.98 -0.60 11.19 -3.69 283.41 -1.05 <br />Total vertical net force ;Fw,v = -0.34 kips <br />Total horizontal net force ;Fw,h = 0.61 kips <br />Page 27 of 108 <br />1011 W Second St <br />5/1/2025