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19011 Wood-Sno Road NE, Suite 100 <br />Woodinville, VIA 98072-4436 <br />Phone:425-814-8448 <br />E 1 4GI PIF'L-1iIN G Fax: 425-821-2120 <br />Project: Typical Footing <br />Footing: 42" x 42" x 12" thick <br />Footing B = 3.50 ft <br />t=12in <br />Reinforcement R = (4) #4 <br />As, = 0.80 in2 <br />d = 8.25 in Cover: 3 in <br />Column CI = 5.50 in C2 = 5.50 in <br />Materials rc = 2500 psi Normalweight (il A = 1.00 <br />fy = 40000 psi Uncoated = 1.00 <br />Net Footing Weight <br />PFTG = 0.49 k <br />Soil Pressure: <br />PASA = qa R' — PFTG = <br />One-way shear: 0 = 0.75 <br />Vc = 2.1 fc Bd = 34.65 k <br />VU —< 0Vc ¢Vc = 25.99 k <br />V, = quB (B Cz — d) a qu = oc <br />2 <br />B(B C <br />. 2 2—d) <br />q, = 8910 psf or <br />Two-way shear: 0 = 0.75 <br />[22.6.5.2(a)] vc = U fc = <br />[22,6.5.2(b)] vc = (2 + ±) �l fe = <br />[22.6.5.2(c)] vc = (2 + `I).1 f� _ <br />0 <br />Isolefed footing <br />1,, = quB (2 B C, — d) qu = B 0Cc <br />B( z , <br />8910 psf P. = gUBz = 109148 # <br />200 psi a <br />300 psi ff = 1.00 <br />aX = 40 <br />400 psi b o = 2(Cl+d)+2(C2+d) <br />55 <br />VU <_ 0Vc -ftc = 4vcbod = 68.06 k <br />Vu = qu[B2 — (Cl + d)(C2 + d)J q,, = 0VC <br />[Bz — (Cl + d)(C2 + d)j <br />qu = 6223 psf P„ = q„Bz = 76233 # <br />Moment: 0 = 0.90 <br />M„ = AS fy (d -- a12) = <br />21.5 k-ft <br />a =A,fyl(0.85f�B) = <br />0.36 in <br />MU < OM„ OM,, = <br />19.4 k-ft <br />r B—C z <br />quB <br />\_) <br />Mu= 2 �qu= <br />20M,t <br />y <br />B((B — C2)12) <br />qu = 4785 psf <br />or <br />Development of Reinforcement: <br />3 fYte�s <br />td db = <br />12 In <br />40,1 fc (cv + Kt,.) <br />db <br />Soil Bearing Pressure <br />1600 psf <br />Max Load (lbs), Soil <br />17885 <br />Max Load (lbs), One -Way Shear <br />68217 <br />Max Load (lbs), Two -Way Shear <br />47646 <br />Max Load (lbs), Moment <br />36639 <br />Max Load (ASD) <br />17885 <br />Max Load (Factored) <br />28616 <br /># <br />quB (B —C 2 <br />_ � 2 ) <br />Mu= 2 1qu= 20M,, / 2 <br />4785 psf Piz= quBz = B{(586_ 223 2) <br />15 in available OK <br />2000 psf F2.500 psf 3000 psf <br />24010 <br />30135 <br />36260 <br />68217 <br />68217 <br />68217 <br />47646 <br />47646 <br />47646 <br />36639 <br />36639 <br />36639 <br />24010 <br />30136 <br />36260 <br />38416 <br />48216 <br />68016 <br />3500 psf 4000 psf <br />42385 48510 <br />68217 68217 <br />47646 47646 <br />36639 36639 <br />36639 36639 <br />58622 58622 <br />Date: 1 /23/2023 <br />Page: M2.6 <br />