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v timr - 19011 Wood-Sno Road NE,Suite 100 <br /> \Voodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> ENGINEERING Fax:425-821-2120 <br /> Project: Typical Footing <br /> Footing: 36"x 36"x 12"thick <br /> ,)1 <br /> Footing B = 3,00 It <br /> t = 12in ' <br /> Reinforoment R = (3) ti4 V <br /> Aso = 0.60 in' lsotafad fo0h4r <br /> d = 8.26 in Cover: 3 in <br /> Column C, = 5.50 in C2 = 6.50 in <br /> Materials f = 2500 psi �ormahveighe� ®� ,1 = 1.00 -_ - ---- <br /> fy = 40000 psi Uncoated, e ~ 1.00 <br /> Net Footing Weight s <br /> PFrc' 0,36 k - <br /> Soil Pressure: c; R <br /> PASD = gaB2—PFTG — <br /> One-way shear: 0 = 0.75 <br /> Vc = 2A f,Bd = 29.70 k <br /> U„ S OVc OVc 22.28 k <br /> Vu =4uB <br /> (B—C2_d 0Vc (B—Cl— 0Vc <br /> 2 -' Qu= B(B—CZ—d} �, =4uB 2 d 9u =B(B—Ct—d) <br /> 2 2 <br /> q,t = 7128 psf or 7128 psf P„ = guBz = 64152# <br /> Two-way shear: 0= 0.75 <br /> [22.6.5.2(a)] vc = 42 f, = 200 psi a <br /> [22,6.5.2(b)j vc = �2+±`A fc = 300 psi a e 1.00 <br /> .0 <br /> 40 <br /> (22.6.5.2(c)) vc = (2-I- )A fc' — 400 psi 6 o = 2(Ci+d)+2(C2+d) <br /> "� 55 <br /> Vu <4)Vc OVc =Ovchod = 68.06 k <br /> V,!= qu(B2 —(Cl +d)(C2 +d)] - qu = zVc <br /> (B — (Cl(C +d)(C2 +d)] <br /> q, = 8864 psf Pr = gt1B2 = 79687# <br /> Moment: 0= 0.90 <br /> M„ =As fy(d--•11/2) = 16.2 k-ft <br /> a=Asfyl(0.85P�B) = 0,31 in <br /> Mu <OM„ om, = 14.6 k4t (( F <br /> 4uB�B 2 CZ 2 20Mt, 4uB l Z )z zomn <br /> hfu= '4 = MU �4u= <br /> u2 B((0—C2)/2)s z <br /> 2 <br /> qn = 6013 psf or 6013 psf P„ = gB2 = 54121 # <br /> Development of Reinforcement: <br /> Id — 2f Ic TO ( bto os db — 12 in ...12 In available OK <br /> )) <br /> Soil Bearing Pressure 1600 psf 2000 psf 2600 psf 3000 psf 3600 psf 4000 psf <br /> Max Load(lbs), Soil 13140 17640 22140 26640 31140 35640 <br /> Max Load(lbs), One-Way Shear 40095 40095 40095 40095 40095 40095 <br /> Max Load(lbs),Two-Way Shear 49805 49805 49805 49805 49805 49805 <br /> Max Load(Ibs),Moment 33825 33825 33825 33825 33825 33825 <br /> Max Load(ASD) 13140 17640 22140 26640 31140 33825 <br /> Max Load(Factored) 21024 28224 35424 42624 49824 54121 <br /> Date:3Z 19 2018 <br /> Page: ..__w M2.5 <br />