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19011 Wood-Sno Road NE,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> E YgTI €FRA3�+: Fax:425-821-2120 <br /> Project: Typical Footing <br /> Footing: 36"x 36"x 12"thick <br /> - t <br /> Footing B = 3.00€t <br /> t = 12in <br /> Reinforcement R = (3) 4 0 <br /> As, = 0.60 in rsO8t6ttfO0mv <br /> d =8.25 in Cover: 3 in —� <br /> Column C, = 5.50 in C2 = 5.50 in <br /> Materials f = 2500 psi �ormaiweight a = 1.00 i <br /> c, <br /> i <br /> fy = 40000 psi Uncoated._ e = 1.00 J <br /> Net Footing Weight L_R <br /> PFrc= 0.36 k i <br /> Soil Pressure: "R <br /> P,4s0 = gaBZ_PFr,c <br /> One-way shear: 0=0.75 <br /> Vc=2, frBd = 29.70k <br /> VuSOVc OVc = 22.28k <br /> B-C2 OVA /B-C, ` 0 Ve <br /> Vu=4uB 2 -d -� 4u=BrB-C -d) Vu=quBi 2 -df a 9u=B(B-C d� <br /> l z 2 ) \ / z- <br /> qu = 7128 psf or 7128 psf P.=quB2 = 64152# <br /> Two-way shear. 4= 0.75 <br /> [22.6.5.2(a)] vc=4.1 fc = 200 psi a <br /> [22.6.5.2(b)] v, = (2+a} fc = 300 psi = 1.00 <br /> .R ax= 40 <br /> [22.6.5.2(c)] vc = �2+b d)A f�= 400 psi b o = 2(Cl+d)+2(C2+d) <br /> 55 <br /> V.5 OVc (PVc =Ovcbod= 68.06 k <br /> V.= qu[B 2 -(CI+d)(C2 +d)] -, qu= z �Vc <br /> qu = 8854 psf P,=quB2 = 796874 <br /> Moment: 0= 0.90 <br /> Mn =Asfy(d-a/2) = 16.2 k-ft <br /> a=A,fy/(0.85f,B)= 0.31 in <br /> M,Z <0m, ¢M, = 14.6 k-ft <br /> z z <br /> ((B <br /> Mu-qu 2 �4u- 2pM,� MU-quBl 2 ) i 2�Mn <br /> 2 B((B-Cz)/2)2 - 2 4u=B((B-Ci,)/2)z <br /> qu = 6013 psf or 6013 psf Pu =quB2 = 54121 # <br /> Development of__ Reinforcement <br /> - <br /> Id fy Pt*.VJS <br /> is 40 2 fc(cn+Kn) db = 12 in 12 in available OK <br /> Soil Bearing Pressure 1500 psf 2000 psf 2500 psf 3000 psf 3500 psf 4000 psf <br /> Max Load(lbs),Soil 13140 17640 22140 26640 31140 35640 <br /> Max Load(lbs), One-Way Shear 40095 40095 40095 40095 40095 40095 <br /> Max Load(lbs),Two-Way Shear 49805 49805 49805 49805 49805 49805 <br /> Max Load(lbs), Moment 33825 33825 33825 33825 33825 33825 <br /> Max Load(ASD) 13140 17640 22140 26640 31140 33826 <br /> Max Load(Factored) 21024 28224 35424 42624 49824 64121 <br /> Date:3/19/2018 <br /> Page: M2.5 <br />