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BrFL, 19011 Wood-Sno Road NE,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> ENGIICJEERT?.G Fax:425-821-2120 <br /> Project: Typical Footing <br /> Footing: 30"x 30"x 12"thick <br /> t <br /> Footing B = 2.50 ft <br /> t = 12 in <br /> Reinforcement R = (3) #4 'I <br /> A s1 = 0.60 in2 Isolated tooting <br /> d = 8.25 in Cover: 3 in <br /> Column C, = 3.50 in C2 = 3.50 in <br /> Materials t'c = 2500 psi Normalweight v .1. = 1.00 IIIIMElp- Ilieli2 <br /> fy = 40000 psi Uncoated V /Pe = 1.00 <br /> Net Footing Weight g <br /> PFTo= 0.25 k k <br /> Soil Pressure: <br /> PASD = gaB2 -PFTG = e <br /> One-way shear: 0= 0.75 <br /> Vc = 24f�Bd = 24.75 k <br /> V, 5 OVc OVc = 18.56 k <br /> B-Cz OVc B- <br /> Cl OVc <br /> Vu=9uB 2 -d)-> qu= B-C Vu=9uB 2 _d) _ 9u= B-C <br /> 11 B(�-d) B(2 1-d) <br /> qu = 8955 psf or 8955 psf Pu = quB2 = 55967# <br /> Two-way shear: 0= 0.75 <br /> [22,6.5.2(a)] v° = 4A,Z= 200 psi a <br /> [22.6.5.2(b)] vc = (2+4)d fc = 300 psi Q = 1.00 <br /> R a x= 40 <br /> [22.6.5.2(c)] v,, = (2-I-ba)A f�= 451 psi b° = 2(C,+d)+2(C2+d) <br /> 47 <br /> Vu5(/)Vc cVc =4vcbod = 58.16k <br /> Vu = qu[B2 -(Ci +d)(C2+ ) qu = z OVc <br /> d)] - <br /> qu = 10992 psf Pu = quBz = 68702# <br /> Moment: 0= 0.90 <br /> M„ =Asfy(d-a/2) = 16.1 k-ft <br /> a=ASfyl(0.85f,B)= 0.38 in <br /> Mu 5 OM„ OM„ = 14.5 k-ft <br /> //B-C2 2 z <br /> Mu =4uB1 2 ) �qu = 20Mn M _9uB ) 20Mn <br /> 2 B((B-C2)/2)z u 2 9u B((B-Ci)/2)2 <br /> qu = 9522 psf or 9522 psf Pu = quB2 = 59512# <br /> Development of Reinforcement: <br /> __ 3 fy Pt Peals <br /> Id 40 d fc/cb+Kt,\ di, = 10 in ...10 in available OK <br /> Soil Bearing Pressure 1500 psf 2000 psf 2500 psf 3000 psf 3500 psf 4000 psf <br /> Max Load (Ibs), Soil 9125 12250 15375 18500 21625 24750 <br /> Max Load(Ibs), One-Way Shear 34980 34980 34980 34980 34980 34980 <br /> Max Load(lbs),Two-Way Shear 42938 42938 42938 42938 42938 42938 <br /> Max Load(Ibs), Moment 37195 37195 37195 37195 37195 37195 <br /> Max Load(ASD) 9125 12250 15375 18500 21625 24750 <br /> Max Load(Factored) 14600 19600 24600 29600 34600 39600 <br /> Date:3/25/2021 <br /> M2.4 <br /> Page: <br />