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e 6- 19011 Wood-Sno Road NE,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> E NGWEEIRIN C Fax:425-821-2120 <br /> Project: Typical Footing <br /> Footing: 42"x 42"x 12"thick <br /> Footing B = 3.50 ft <br /> �t <br /> f = 12in_ <br /> Reinforcement R = (4) 94 w' <br /> A,, = 0.80 inz laolnfad FoIwag <br /> d = 8.25 in Cover: 3 in <br /> Column C t = 5.50 in C2 = 5.50 in <br /> Materials ! = 2500 psi Normalweight w A = 1.00 ,r [ <br /> c: t <br /> fy = 40000 psi Uncoated e = 1.00 [ <br /> Net Footing Weight R <br /> PrTc= 0.49 k <br /> Soil Pressure: < R <br /> nsn = qa —PrTr _ <br /> ti <br /> --! <br /> One-way shear: 0 = 0.75 <br /> Vc = 2A1 fcBd = 34.66 k <br /> V,t <_ 0Vc OVc = 25.99 k <br /> B—C2 0Vt V. quB B_Ca —d 0Vc <br /> Ut quB Z `"d�-� Fitt =BlB d) = 2 �-� q,t B1B—C' —d\ <br /> ll L�— z } <br /> qu = 5606 psf or 5606 psf pit = q,tB2 = 68677# <br /> Two-way shear: 0 = 0.75 <br /> [22,6.5.2(a)) vc = 4,.1 fc = 200 psi a <br /> [22.6,5.2(b)] vc = (2+±)2 fc = 300 psi 6 = 40 0 <br /> x- <br /> (22,6.5.2(c)] v, _ (2 4-x—d)R fc = 400 psi bo = 2(C,+d)+2(C2+d) <br /> 0 55 <br /> Vu <OV, AVc = Ovcbod = 68,06 k <br /> V. = q,t[B2 — (CI +d)(CZ +d)] - qu - z 0V, <br /> [B —(CI +d)(C2 + d)] <br /> q,t = 6223 psf P,t = q,,B2 = 76233# <br /> Moment: 0 = 0.90 <br /> Al, = As fy(d—a/2) = 21.5 k-ft <br /> a=Asfyl(0.85f"a) = 0.36in <br /> M. <_ 0M„ OM,, = 19.4 k-ft <br /> {B_CI)? <br /> RuB` 2 I 20M11n qtt �1 20h1 <br /> d1u = aqu — M,t — BL 2 tRu = ,2 <br /> z B((B—C2)12) z B((B—C,)/2)2 <br /> qu = 4785 psf or 4785 psf pit = q,tB2 = 58622# <br /> Development Yts Sof Reinforcement: <br /> ly Yet 3INId = I( �,I X� <br /> 40 db = 12 in 15 in available OK <br /> fc 1 C fib <br /> t } <br /> Sull Bearing Pressure 1600 psf 2000 psf 2500 psf 3000 psf 3500 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(ASID) 17885 24010 30135 36260 36639 36639 <br /> Max Load(Factored) 28616 38416 48216 58016 $8622 58622 <br /> Date:3/19/201fi <br /> Page: ___ M2.6 <br />