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E r-4011,11"E'-1I1N C: <br />19011 Wood-Sno Road NE, Suite 100 <br />Woodinville, WA 98072-4436 <br />Phone:425-814-8448 <br />Fax:425-821-2120 <br />Project: Typical Footing <br />Footing: 24" x 24" x 8" thick <br />Footing B = 2.00 ft �t <br />t=8ill <br />Reinforcement R = (2) #4 <br />A st = 0.40 in' <br />d = 4.25 in Cover: 3 in <br />Column C, = 3.50 in C2 = 3.50 in <br />Materials Fc = 2500 psi - <br />Normalweight n A = 1.00 <br />fy = 40000 psi Uncoated Lnj 1pe = 1.00 <br />Net Footing Weight <br />PrTc = 0,11 k <br />Soil Pressure: <br />PAsn = q.B2 ` PFTC <br />One-way shear: 0 = 0.75 <br />Vc=2.1 fcBd= 10.20k <br />Vu <_ OVc DVc =} 7.65 k <br />U„ - qu( <br />8 `$ Cz - dqu / 2 = B �g Cz - d) <br />q1, = 7650 psf or <br />Two-way shear: 0 = 0.75 <br />[22.6.5.2(a)] vc = 4.1 fc = <br />[22.6.5.2(b)] vC = (2 + f) fc = <br />lsofefed loafing <br />Vu=q„B(B 2Ci -d�-� qu= B 0C, <br />B( 2 -d) <br />7650 psf Pu = quB2 = 30600 # <br />200 psi a <br />300 psi Q = 1.00 <br />ax = 40 <br />[22.6.5.2(c)] vc = (2+) <br />2 fc = 374 psi b o = 2(Ci+d)+2(C2+d) <br />31 <br />V. S QiVe q5Vc = Ovcbod = 19.76 k <br />li, = qu[B2 - (Cl + d)(C2 + d)] - q,, = 0Vc <br />q„ = 5516 psf <br />[Bz - (Cl + d)(C2 + d)] <br />P, = gtlBz = 22063 # <br />Moment: 4 = 0.90 <br />11411 = gsfy(d - a/2) = <br />5.5 k-ft <br />a=A,fyl(0.85f,B) = <br />0.31 in <br />Mu <_ 0m, OM„ = <br />4.9 k-ft <br />B_Cz 2 <br />qaB 2 ) <br />MU = 2 -'q„= <br />B <br />20Mn <br />z <br />- Cor/2} <br />qu = 6732 psf <br />Development of Reinforcement: <br />Id 3 = v oc+ �Y dz = <br />7 in <br />40A <br />f` <br />} <br />l db <br />Adjusted <br />Soil Bearing Pressure <br />1500 psf <br />Max Load (lbs), Soil <br />5893 <br />Max Load (lbs), One -Way Shear <br />19125 <br />Max Load (lbs), Two -Way Shear <br />13789 <br />Max Load (lbs), Moment <br />16830 <br />Max Load (ASD) <br />5893 <br />Max Load (Factored) <br />9429 <br />quB (B-Ciz <br />—2)20m, <br />Mu= �q„= <br />6732 psf Pf = q„B2 = B(R — �2)z <br />2 <br />..7 in available OK <br />2000 psf 2500 psf 3000 psf <br />7893 <br />9893 <br />11893 <br />19125 <br />19125 <br />19125 <br />13789 <br />13789 <br />13789 <br />16830 <br />16830 <br />16830 <br />7893 <br />9893 <br />11893 <br />12629 <br />1}_ �582J <br />19029 <br />3600 psf 4000 psf <br />13893 15893 <br />19125 19125 <br />13789 13789 <br />16830 16830 <br />12710 12710 <br />20337 20337 <br />Date: 1 /23/2023 <br />Page: M2.3 <br />