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19011 Wood-Sno Road NIE,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> E jw G I K E FIRI G Fax:425.821-2120 <br /> Project: Typical Footing <br /> Footing: 24"x 24"x 12"thick <br /> t <br /> Footing B = 2.00 ft <br /> t = 12in <br /> Reinforcement R = (2) #4 <br /> A a, = 0.40 In tsWafed foWng <br /> d = 8.26 in Cover: 3 in <br /> Column C1 = 3.50 in Cz = 3.50 in <br /> Materials P, = 2500 psi Normelweigh! . A= 1.00 � <br /> fy = 40000 psi Uncoated e = 1.00 <br /> Net Footing Weight 4;JR <br /> PFG= 0.16 k — <br /> Soil Pressure: -, R <br /> PASA =gaB2-PFr'G = 4 -----� <br /> One-way shear. 0= 0.75 <br /> Vc =22 f,Bd = 19.80 k <br /> Vu < OVe OVc = 14.85k <br /> B-C2 0V, B-Cl 0VC <br /> Vu =4.B( 2 -d� qu .-B/B C d� Vu=QuB 2 -d -� Qu=B�B_C, -d� <br /> 2 z- e <br /> qu = 14547 psf or 14547 psf Pu =quB2 = 58188# <br /> Two-way shear: 0= 0.76 <br /> [22.6.5.21a)j vc =4d f� = 200 psi w <br /> (22.6.5.2(b)) vc = (2+al 2 fc = 300 psi 16= 1.00 <br /> F a,= 40 <br /> [22.6.5.2(e)) vc =(2+b�}2 fC = 451 psi b o = 2(C,+d)+2(C2+d) <br /> 47 <br /> Vu 5 0Vc OVc =Ovcbod = 58.16 k <br /> V. = qu[B2 —(Cl +d)(C2+d)l -) qu = fBz-{c +0V a}(c2 d)] <br /> qu = 19125 psf Pu = q,tB2 = 76499# <br /> Moment: 0= 0.90 <br /> Mn =Asfy(d-0/2) = 10.8 k-ft <br /> a=A,fy/(0.85f,8)= 0,31In <br /> Mu < ¢Mn OM„ = 9.7 k-fi <br /> quB{Bz ( z <br /> 2�� 20M, quB L � 20M» <br /> u - M -� <br /> q� B((B--Cz)/2)z u= 2 4u <br /> 2 — =8((8-cl)/2)2 <br /> qu = 13311 psf or 13311 psf P„ =quB2 = 53244# <br /> Development of Reinforcement: <br /> td= 40 fy (b`o K r d»= 7 in ...7 in available OK <br /> 2 f`lc dt, Adjusted <br /> Soil Bearing Pressure 1600 psf 2000 psf 2600 psf 3000 psf 3600 psf 4000 psf <br /> Max Load(lbs), Soil 5840 7840 9840 11840 13840 15840 <br /> Max Load(lbs),One-Way Shear 36367 36367 36367 36367 36367 36367 <br /> Max Load(lbs),Two-Way Shear 47812 47812 47812 47812 47812 47812 <br /> Max Load(lbs),Moment 33278 33278 33278 33278 33278 33278 <br /> Max Load(ASD) 5840 7840 9840 11840 13840 16840 <br /> Max Load(Factored) 9344 12544 15744 18944 22144 26344 <br /> Date:3 25 2021 <br /> Page: M2.3 <br />