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19011 Wood-Sno Road NE,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> U 1`4GI I'll 1]E'R IN G Fax:425-821-2120 <br /> Project: Typical Fooling <br /> Footing: 30"x 30"x 8"thick <br /> Footing B = 2.50 ftt <br /> t = 8ill _ <br /> Reinforcement R = (3) #4 9 <!> <br /> A st = 0.60 inz Isolated Noting <br /> d = 4.25 in Cover: 3 in <br /> Column C, = 3.50 in C2 = 3.50 in <br /> Materials f c = 2500 psi Normalweight [�] A = 1.00 <br /> fy = 40000 psi Uncoated [_�] e = 1.00 <br /> Net Footing Weight . -R <br /> PFTG= 0.17 k <br /> Soil Pressure: <br /> DASD = gaB2 —PI:'rc = <br /> One-way shear. 0= 0.75 <br /> Ve = 2A f�Bd = 12.75 k <br /> Vu < 0V, Ov, = 9.56 k <br /> l B—C2 0VI f B--Ci_ } 0V, <br /> VI = 4uB[ 2 _ d1 Rac =B�B—Z 2C2_d) vu= 9uBt 29u =B�B 2C'—d) <br /> \ <br /> qie = 5100 psf or 5100 psf Pu = q,,B2 = 31875# <br /> Two-way shear: 0= 0.75 <br /> [22.6.5.2(a)] vc = 4A f" = 200 psi a <br /> [22.6.5.2(b)] vc = �2+`�d f, = 300 psi 8 = 1.00 <br /> a,= 40 <br /> [22.6.5.2(c)] vc = t2+ �) f� = 374 psi 6 0 = 3�C,+d)+2(C2+d) <br /> V„ < OVc q5Vc = ovchod = 19.76 k <br /> V. = gJB2 — (Cl +d)(C2 +d)] a qu = 2 0VC <br /> [B —(Cl +d)(C2 +d)] <br /> qu = 3388 psf Pli = quB2 = 21176# <br /> Momenta 0= 0.90 <br /> M„ = A,fy(d—a/2) = 8.1 k-ft <br /> a =A,fyl(0.85f,B)= 0.38 in <br /> Mu < OM. OMu 7.3 k-ft <br /> quB( <br /> B—C2 z B—Ci 2 <br /> 2 ) 20Mn AuB( 2 ) 20Mn <br /> Mu = �Qu = 2 1t7u = -3Ru = z <br /> 2 B((B—C2)/2) 2 B((B�-C V2) <br /> qu = 4797 psf or 4797 psf Pt = quB2 = 2998� <br /> Development of Reinforcement: <br /> Id = 0 fy ot}l's db = 10 in ...10 in available OK <br /> k f,'lc t>) <br /> db ) <br /> Soil Bearing Pressure 1500 psf 2000 psf 2500 psf 3000 psf 3500 psf 4000 psf <br /> Max Load(lbs), Soil 9208 12333 15458 18583 21708 24833 <br /> Max Load(lbs), One-Way Shear 19922 19922 19922 19922 19922 19922 <br /> Max Load(lbs),Two-Way Shear 13235 13235 13235 13235 13235 13235 <br /> Max Load(lbs), Moment 18740 18740 18740 18740 18740 18740 <br /> Max Load(ASD) 9208 12333 13235 13236 13235 13235 <br /> Max Load (Factored) 14733 19733 21176 21176 21176 21176 <br /> Datc: l 23 2023 <br /> Rage: M2.4 <br />