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19011 Wood-Sno Road NE,Suite 100 <br /> : rr Woodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> E NCIll tEER.IN Q Fax:425-821-2120 <br /> • Project Typical Footing <br /> Footing: 36"x 36"x 12"thick �� <br /> i�t <br /> • Footing B = 3.00 ft <br /> t = 12in <br /> Reinforcement R = (3) l i14 girl 11111.111 <br /> A of =0.60 in2 isolated footing <br /> d= 8.25 in Cover: 3 in <br /> Column CI = 5,50 in C2 = 5.50 in <br /> Materials f', = 2500 psi I Normalwe]ght el A= 1.00 Ei <br /> i�fy = 40000 psi {Uncoated__ r1 4e = 1.00Net Footing Weight 1-RPFTc= 0.36 k � . <br /> Soil Pressure: 1 <br /> PAsn =gaB2—PFrG = <br /> One-way shear: 0=0.75 <br /> Vc=2A f�Bd = 29.70 k <br /> Vu< 0K OK = 22.28 k (r 1 <br /> Vu=quB{B 2C2-d}-' qu= B 2Cc Vu=quB`B 2C1-d)-' IC <br /> qu = 7128 psf or 7128 psf Pu=quBZ = 64152# <br /> Two-way shear: 0= 0.75 <br /> [22.6.5.2(a)] vc =4.11ffi= 200 psi a <br /> [22.6.5.2(b)] vc= (2+4} fe' = 300 psf /t- 1.00 <br /> p a,=40 <br /> b0 = 2(C1+d)+2(C2+d) <br /> [22.6.5.2(c)] vc =(2+b0 9✓i f� = 400 psi 55 <br /> Vu<OK OK =cbvcbod = 68.06 k' <br /> OVc <br /> Vu=qu[B2 -(C1+d)(C2+d)] -0 qu= [B2-(Cl+d)(C2+d)l <br /> qu = 8854 psf Pu=quBZ = 79687# <br /> Moment: 0= 0.90 <br /> Mn =Asfy(d-a/2) = 16.2 k-ft <br /> a=Asfy1(0.85f,B)= 0.31 in • <br /> Mu 5 Wu OMn= 14.6 k-ft <br /> quB(B 2 C2)z B 20Mn qu (B 2 1C z <br /> 1 2OMn <br /> Mu= -4qu= 2 Mu -)qu= 2 <br /> 2 B((B-c2)!2) 2 B{(B-ci)/2) <br /> qu = 6013 psf or 6013 psf Pu=quBZ = 54121# <br /> Development of Reinforcement: <br /> _(3 f' `Vies y = 12 in ...12 in available OK <br /> Id <br /> 40 fZ(cb+Ktr) <br /> db J <br /> Soil Bearing Pressure 1600 psf 2000 psf 2500 psf 3000 psf 3500 psf 4000 psf <br /> Max Load(Ibs),Soil 13140 17640 22140 26640 31140 35640 <br /> Max Load(Ibs),One-Way Shear 40095 40095 40095 40095 40095 40095 <br /> i y Max Load(Ibs),Two-Way Shear 49805 49805 49805 49805 49805 49805 <br /> Max Load(Ibs),Moment 33825 33825 33825 33825 33825 33825 <br /> Max Load(ASD) 13140 17640 22140 26640 31140 33825 <br /> - Max Load(Factored) 21024 28224 35424 42624 49824 54121 <br /> Date:3/19/2018 <br /> Page: M2.5 <br />