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19011 Wood-Sno Road NE,Suite 100 <br /> , m Woodinville,WA 98072-4436 <br /> Phone-425-814-8448 <br /> E NG>« E>E:RIN C Fax:425-821-2120 <br /> Project: Typical Footing <br /> Footing: 42"x 42"x 12"thick <br /> Footing B : 3.50 it � <br /> f = 12 in <br /> Reinforcement R = (4) A'4 <br /> A o = 0.80 in lsafeted fWrpg <br /> d = 8.25 in Cover: 3 in <br /> Column C r = 5.50 in C2 = 5.50 in <br /> Materials f r = 2500 psi Normahveight A = 1.00 - 1 <br /> fy = 40000 psi Uncoated . tf� 1.00 c(- <br /> e <br /> Net footing Weight u <br /> PFIC 0.49 k - - <br /> SoH Pressure: R ] <br /> PAsn = qnB' -Prrr• <br /> One-way shear. 0- 0-75 <br /> V, = 2A f,'Bd = 34.65 k <br /> U,t OVr, 91V, = 25.99 it <br /> B�-C2 �Vc _ B-C, oy, <br /> V l <br /> , =2aB� 2 "d)-j qu �8-f.' d) Vu - qufl 2 `d) -' 9�i =B/B_C —d)l z_ 1 l t L "l <br /> rlu = 5606 psf or 5606 psi P, = quB2 = 68677# <br /> Two-way shear: N= 0.75 <br /> [22.6.5.2(a)] v, = 4A I = 200 psi Cn <br /> (22,6,5.2(b)] v, = (2 } fl) fc = 300 psi #= 1.00 <br /> # ax= 40 <br /> (22.6,5.2(c)] v, = (2+i z 9 f� = 400 psi bo = 2(Ci+d)+2(C2+d) <br /> 56 <br /> Vu Vr. oVe =45vcbod = 68.06 k <br /> v, = qu(Bx -(C1 A-d)(C2 +d)] - 0Vr <br /> qu = [B2 -(Cl +d)(C2 +d)] <br /> qu = 6223 psf P, = q,,B2 = 76233# <br /> Moment: 0= 0.90 <br /> At = As fv(d-al,) = 21.5 k-ft <br /> a=Asfy/(0.85f�B)= 0.36in <br /> mil < Omit g1Mrl = 19.4 k-ff <br /> quB�B-C 2 B--C}2 <br /> � 20A1„ quB 2-�1 20M, <br /> Aft, =._ - --4 flu = 2 Mu =�___ ----�9u <br /> 2 B((B—c2)l2) 2 B((B—c,)/2)2 <br /> q„ = 4785 psf or 4785 psf P. = gt,B2 = 586224 <br /> Development of Reinforcement: <br /> O�fy jr+K dz 12 in ...15 in available OK <br /> �` �C t, tr rib ) <br /> Soil Bearing Pressure 1600 psi 2000 psf 25500 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(ASIa) 17886 24010 30135 36260 36639 36639 <br /> Max Load(Factored) 28616 38416 48216 68016 58622 68622 <br /> Date:3 19 201II <br /> Page: ____._._._M2.6 <br />