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.01 <br />CHECK <br />FIG. BY <br />P. O. Box 3707 <br />DATE <br />AS SOIL BEARING PRESSURE DIRECTLY BELOW THE BASE PLATE IS OK, THE <br />BENDING AND SHEAR CALCULATIONS SHOWN BELOW ARE NOT REQUIRED. <br />REQUIRED LOADED AREA = 1.14 sf <br />96124-2207 <br />SOIL BEARING PRESSURE (DL+LL) = 2,798 psf <br />8 psf IBC-2009 Sec 1605.2.1 <br />FACTORED SBP = 1.2D +1.6L = <br />SOIL BEARING PRESSURE (DL+LL+Ell.4) _ <br />0.2'Sds = <br />FACTORED SBP = (1.0 + 0.2'Sds)PD + Rho'P(Qe) +1.0'PL = <br />REQUIRED LOADED AREA RADIUS = 7.24 in <br />CHECK SLAB CAPACITY - UNREINFORCEO: <br />Mu = (4.41 ' 4.74A2)/(2 ' 12) = 4.1 in k/ft = <br />Vu = 1.21) +1.6L = <br />0.105'SDs = 0.08904 Rho = <br />Vu = (1.0 + 0.2'Sds)PD + Rho'P(Qe) +PL = <br />Unreinforced Slab (Plain Concrete, AC1319-08 Chapter 22): <br />SLAB BENDING: S = (bdA2)16 = 128 in3 <br />fb = Mu/S = 32.2 psi <br />PUNCHING SHEAR: bo = 2'((N+t)+(B+t)) _ <br />phiWc = Phi'(2.66)'(fcA.5)*bo*t <br />phi'Vc = (4/3 + 81(3'Betha))'(Lamda)'(fcA0.5)'bo't = <br />Goversn phi'Vc = <br />3,657 psf <br />0,1696 <br />4,390 psf <br />0.34 ft-klft <br />5.04 k <br />1.3 <br />5.02 k <br />Phi'Fb = Phi'5'(fc)"0.5 = 189.7 <br />189.7 psi OK <br />58 in <br />46.8 kip <br />98.6 (Equation 22-10) <br />46,8 OK <br />LENAME. 40-04 01 W 1779152 xlx Page 2 Of 4 31712013 9.26 AM <br />