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Moment: 0 = 0.90 <br />Mn = Asfy(d — a/2) = <br />16.2 k-ft <br />a=A,fy1(0.85f,B)= <br />0.31 in <br />Mu <— 0m, OM„ = <br />14.6 k-ft <br />( _ <br />)2 <br />quB <br />20Mn <br />lB 2C2 <br />Mu= 2 —'qu= <br />B((B — C2)/2)2 <br />qu = 6013 psf <br />or <br />Development of Reinforcement <br />3 fy `Y tY'e `Ys <br />_ <br />Id — <br />40,1 f1 (cb + Kt,-) <br />db = <br />12 in <br />l db <br />Soil Bearing Pressure <br />1500 psf <br />Max Load (lbs), Soil <br />13140 <br />Max Load (lbs), One -Way Shear <br />40095 <br />Max Load (lbs), Two -Way Shear <br />49805 <br />Max Load (lbs), Moment <br />33825 <br />Max Load (ASD) <br />13140 <br />Max Load (Factored) <br />21024 <br />rtyjeu[: rypicai rooting <br />Footing: 36" x 36" x 12" thick <br />Footing B = 3.00 ft <br />t=12in <br />Reinforcement R = (3) n4 <br />A,, = 0.60 in <br />d = 8.25 in Cover: 3 in <br />Column C, = 5.50 in Cz = 5.50 in <br />Materials f = 2500 psi Normalweight 1.00 <br />fy = 40000 psi „Uncoated _ _`ie = 1.00 <br />Net Footing Weight <br />PFTc = 0.36 k <br />Soil Pressure: <br />PASD = gaB2 — PFTG = <br />One-way shear. 0 = 0.75 <br />Vc = 22 f, Bd = 29.70 k <br />Vu<-0Vc OVc=` 22.28k <br />V. - quB (B 2Cz — d) qu = B 0 Cc <br />/ B( 2 2—d) <br />qu = 7128 psf or <br />Two-way shear. 0 = 0.75 <br />[22.6.5.2(a)] vc = 4h fC, = <br />[22.6.5.2(b)] vc = (2 + Q) fC <br />[22.6.5.2(c)] vc = (2 + d) A fc = <br />0 <br />19011 Wood-Sno Road NE, Suite 100 <br />Woodinville, WA 98072-4436 <br />Phone: 425-814-8448 <br />Pax: 425-821-2120 <br />Isolated tooting <br />Vu=quB <br />(2 B—C,— d _ 0Vc <br />qu-B(B—Cl—d) <br />L 2 <br />7128 psf Pu = quB2 = 64152 # <br />300 psi 6 = 1.00 <br />ax = 40 <br />400 psi b o = 2(C,+d)+2(Cz+d) <br />55 <br />Vu<(PVC WVc=(Pvcbod= 68.06k <br />V. = qu[B2 — (Cl + d)(C2 + d)] qu = [Bz _ (Cl 0 d)(Cz + d)] <br />qu = 8854 psf P. = quB2 = <br />79687 # <br />quB (B Cl)z <br />2 <br />MU = 2 —'qu= 20m" <br />6013 psf Pu =quBz = 54121 # <br />...12 in available OK <br />2000 psf 2500 psf 3000 psf <br />17640 <br />22140 <br />26640 <br />40095 <br />40095 <br />40095 <br />49805 <br />49805 <br />49805 <br />33825 <br />33825 <br />33825 <br />17940 <br />22140 <br />26640 <br />28224 <br />35424 <br />42624 <br />3600 psf 4000 psf <br />31140 35640 <br />40095 40095 <br />49805 49805 <br />33825 33825 <br />31140 33825 <br />49824 54121 <br />Date: 3 19 2018 <br />Page: M2.5 <br />