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19011 Wood-Sno Road NE,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> Fax:425-821-2120 <br /> Project: i ypicai rooting <br /> Footing: 2 x 24"x 8"thick <br /> it <br /> Footing B = 2.00 ft <br /> t = 8 in <br /> Reinforcement R = ( #4 v <br /> A sl = 0.40 in2 Isolated footing <br /> d = 4.25 in Cover: <br /> Column C 1 = C2 <br /> Materials f c = 2500 psi Normalweiqht P1 A = 1.00 <br /> fy = 40000 psi Uncoated w die = 1.00 z <br /> Net Footing Weight <br /> PFTG= 0.11 k <br /> Soil Pressure: R I <br /> PASD = gaB2 —PFTG = —a <br /> One-way shear: 0 = 0.75 <br /> Vc = 22 fJBd = 10.20k <br /> V, << OV, OVc = 7.65k <br /> (B—C2— �bVc <br /> Vu quB(B-2Cl— OVc <br /> Vu = cluB 2 d) —' qu = = 2 d/I —' qu = B—C <br /> B(Z —d) B(— —d) <br /> qu = 7650 psf or 7650 psf Pu = quB2 = 30600# <br /> Two-way shear: 0 = 0.75 <br /> [22.6.5.2(a)] vc = 42 fc' = 200 psi G:3 <br /> [22.6.5.2(b)] vc = (2 + it fc = 300 psi fi = 1.00 <br /> aX= 40 <br /> [22.6.5.2(c)] vc = (2 +X d ' = 374 psi b o = 2(Ci+d)+2(C2+d) <br /> bo fc 31 <br /> Vu < cpV, Ovc = cbvcbod = 19.76 k <br /> OVc <br /> Vu = qu[B2 — (Cl + d)(C2 + d)] 9u = [B2 — (Ci + d)(C2 + d)1 <br /> qu = 5516 psf Pu = quB2 = 22063# <br /> Moment: 0= 0.90 <br /> Mu = As fy(d —a/2) = 5.5 k-ft <br /> a=Asfy/(0.85fcB)= 0.31 in <br /> Mu < OM,/ OM,,, = 4.9 k-ft <br /> quB(B—C2 2 2 <br /> 2 ) 20Mu _ qu6(B 2—Ci) _ 20Mn <br /> Mu = —' qu = <br /> 2 B[(B—C2)/2)2 Mu 2 qu B((B—C, /2)2 <br /> qu = 6732 psf or 6732 psf Pu = quB2 = 26929# <br /> Development of Reinforcement: <br /> (3 <br /> 1d fy t+K db = 7 in ...7 in available OK <br /> 40 <br /> fc (cb db tr) Adjusted <br /> Soil Bearing Pressure 1500 psf 2000 psf 2500 psf 3000 psf 3500 psf 4000 psf <br /> Max Load (Ibs), Soil 5893 7893 9893 11893 13893 15893 <br /> Max Load (Ibs), One-Way Shear 19125 19125 19125 19125 19125 19125 <br /> Max Load (Ibs),Two-Way Shear 13789 13789 13789 13789 13789 13789 <br /> Max Load (Ibs), Moment 16830 16830 16830 16830 16830 16830 <br /> Max Load(ASD) 5893 7893 9893 11893 12710 12710 <br /> Max Load (Factored) 9429 12629 15829 19029 20337 20337 <br /> Date: 1/23/2023 <br /> M2.2 <br /> Page: <br />