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19011 Wood-Sno Road NE,Suite 100 <br /> B 17fi Woodinville,WA 98072-4436 <br /> armn Phone:425-814-8448 <br /> ENCINEERIN O Fax:425-821-2120 <br /> Project: Typical Footing <br /> Footing: 42"x 42"x 12"thick <br /> Footing 8 = 3.50 f# � <br /> t = 12 in <br /> Reinforcement R = (4) #4 • <br /> A sr = 0.80 In Masted tontine <br /> d = 8.25 to Covet': 3 in <br /> Column C, = 5.50 in C2 = 5.50 in <br /> Materials f`c = 2500 psi Normalweight ®] A = 1.00 <br /> r <br /> fy = 40000psi Uncoated 1.00 <br /> Net Footing Weight R <br /> PPTc= 0,49 k <br /> Soil Pressure: <br /> DASD = gn112 —PFTG <br /> One-way shear: 0= 0.76 <br /> V,� = 2A f,Bd = 34.65 k <br /> to 5 Re QV, = 25.99 k <br /> \B—Cz— 0V6.._ — JB—Ct— 1 oV <br /> Vu =quB 2 d —> qu=— B—C U< =quB 2 d —> qu= B—C <br /> BC--� —d) B( 2 ' —d) <br /> q,a = 5606 psf or 5606 psf P, = gl,B2 = 686774 <br /> Two-way shear: 0 = 0.75 <br /> (22.6.5.2(a)l vc = 4A fc = 200 psi Cm <br /> (22.6.5.2(b)) v, = �2 + a)R f� = 300 psi /7 = 1.00 <br /> A ax= 40 <br /> l = <br /> (22.6,5.2(c)] vc _ (2+bo l 2 f� = 400 psi bo 2(Ct+d)+2(C2+d) <br /> 55 <br /> Vt, < tfiV, 014, =%v�bod= 68.06 k <br /> V. = g14[B2 —(Cl +d)(Cz+d)) - qa c <br /> = [Bz _(Cl f)(CZ +d)l <br /> qu = 6223 psf f;= = g14e2 = 76233# <br /> Moment: o= 0,90 <br /> Mn =Asfy(d—'72) = 21.5 k-ft <br /> a=A,f,l(0.85P,,B)= 0.36 in <br /> Mu <_ 0". OM, = 19A k-ft <br /> ( z (( }}2 <br /> quB\ 2 C7) 2oMot QotB l�/ 20M <br /> n <br /> M"= 2 - qu = 2 Mu ® `'qu = 2 <br /> B((B—Cz)/2) 2 B((B—C,)12) <br /> qu = 4785 psf or 4785 psf Pa, = gt,B2 = 586224 <br /> Development of Reinforcement: <br /> Id =(T3 <br /> 2fc (r1�t+�is db = 12 in 15 in available OK11c tIy ) <br /> Soil Rearing Pressure 1500 psf 2000 psf 2600 psf 3000 psf 3600 psf 4000 psf <br /> Max Load(lbs),Soil 17885 24010 30135 36260 42385 48510 <br /> Max Load(lbs),One-Way Shear 42923 42923 42923 42923 42923 42923 <br /> Max Load(lbs),Two-Way Shear 47646 47646 47646 47646 47646 47646 <br /> Max Load(lbs), Moment 36639 36639 36639 36639 36639 36639 <br /> Max Load(ASD) 17886 24010 30135 36260 36639 36639 <br /> Max Load(Factored) 28616 38416 48216 68016 58622 58622 <br /> Date: 3.[19 2018 <br /> Page:... M2.6 <br />