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19011 Wood-Sno Road NE,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> 111111111111111111111.1111111111.111111111111. <br /> a Phone:425-814-8448 <br /> ENGINEERII c Fax:425-821-2120 <br /> Project: Typical Footing <br /> Footing: 30"x 30"x 12"thick <br /> Footing B = 2.50 ftt <br /> t= 12in <br /> Reinforcement R = (3) #4 <br /> A st =0.60 in2 1soleted Matlng <br /> d=8.25 in Cover: 3 in <br /> Column CI =3.50 in C2 = 3.50 inlilljalll <br /> Materials Pc = 2500 psi Normalweic3ht • A.= 1.00 <br /> fy = 40000 psi Uncoated v lye = 1.00E <br /> Net Footing Weight -PFro= 0.25k <br /> Soil Pressure: 1171 R <br /> Pao =gaB2`PF-rc = F <br /> One-way shear: 0=0.75 <br /> Vc=2d fJ Bd = 24.75 k <br /> Vu5OVc (bVc= 18.56k <br /> B-C2 _ OVc B-C12 d � 9u Pc <br /> Vu=GB2 d, -' 9u B-C Vu-9uB - B- <br /> B( -d) B( 2�-d) <br /> qu = 8955 psf or 8955 psf Pu=quB2 = 55967# <br /> Two-way shear: 0= 0.75 <br /> [22.6.5.2(a)] vc = 4R fJ= 200 psi a <br /> [22.6.5.2(b)] vc = (2+4)Az= 300 psi f= 1.00 <br /> !3 ax=40 <br /> [22.6.5.2(c)] vc =(2+na)AZ= 451 psi b a = 2(Ci+d)+2(C2+d) <br /> 47 <br /> Vu 5 OK OK =Ovcbod = 58.16 k <br /> Vu=9u[B2-(C1+d)(C2+d)] -+ qu = 2 OVc <br /> qu = 10992 psf Pu=quB2 = 68702# <br /> Moment: 0= 0.90 <br /> Mn=Asfy(d-a/2) = 16.1 k-ft <br /> a=A s fyl(0.851',B)= 0.38 in <br /> Mu 5-OMn OM,= 14.5 k-ft <br /> z 2 <br /> 9uB(B 2 Cam) 20Mn 9uB(B 2 Ci) - 20Mx <br /> Mu 2 _ -9u B((B-C2)/2) u2 9u B((B-C1)/2)2 <br /> qu = 9522 psf or 9522 psf Pu =quB2 = 59512# <br /> Development of Reinforcement <br /> la= 40a3f fC�Cbtd K ,"s db= 10 in ...10 in available OK <br /> ll �) <br /> Soil Bearing Pressure 1500 psf 2000 psf 2500 psf 3000 psf 3500 psf 4000 psf <br /> Max Load(lbs), Soil 9125 12250 15375 18500 21625 24750 <br /> Max Load(lbs), One-Way Shear 34980 34980 34980 34980 34980 34980 <br /> Max Load(Ibs),Two-Way Shear 42938 42938 42938 42938 42938 42938 <br /> Max Load(Ibs), Moment 37195 37195 37195 37195 37195 37195 <br /> Max Load(ASD) 9125 12250 15375 18500 21625 24750 <br /> Max Load(Factored) 14600 19600 24600 29600 34600 39600 <br /> Date:3/25/2021 <br /> 2.4 <br /> Page: M <br />