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t J 4GI P I I 1,:1Pti it <br />19011 Wood-Sno Road NE, Suite 100 <br />Woodinville, VIA 98072-4436 <br />Plione: 425-814-8448 <br />Fax: 425-821-2120 <br />Project: Typical Footing <br />Footing: 36" x 36" x 12" thick <br />Footing B = 3.00 fi �{ <br />t= 12 in <br />Reinforcement R = (3) *4 <br />As, = 0.60 in2 <br />d = 8.25 in Cover: 3 in <br />Column C? = 5.50 in C2 = 5.50 in <br />Materials f c = 2500 psi Normaiweight A = 1.00 <br />fy = 40000 psi Uncoated tfie = 1.00 <br />Net Footing Weight <br />Pr7c = 0.36 k <br />Soil Pressure: <br />PAsp = gaBz — PFrc = <br />One-way shear: 0 = 0.75 <br />Vc = 2Afc Bd = 29.70 k <br />V,, <_ 0Vc OVc = 22.28 k <br />(B --' C2 1 0Vc <br />l;t = q,B 2 d qu = (— B — C } <br />B2 _dI <br />qu = 12729 psf or <br />Two-way shear: 0 = 0.75 <br />[22.6.5,2(a)] ve = 4A 01 = <br />[22.6.5.2(b)] vc = (2 + R) f _ <br />[22.6.5.2(c)] v, _ (2 + ad <br />) fC _ <br />V,t < �Vt, OVc = ovcbod = <br />rsolefed footing <br />f B — Cl 1 _ 0VC <br />Va = qaB j 2 d/j �' 9u B (B 2 Cl — d� <br />12729 psf P. =quB2 = 114557 # <br />200 psi a <br />300 psi Q = 1.00 <br />aX = 40 <br />400 psi bo = 2(Ci+d)+2(C2+d) <br />55 <br />68.06 k <br />0V <br />lit = qu[B2 — (Cl + d)(Cz + d)] ---r qu = 2 c <br />qt, = 8854 psf Pti = q1jB2 = 79687 # <br />Momenta 0 = 0.90 <br />M„ = Asfy(d — a/2) = <br />16.2 k-ft <br />a= A,fy/(0.85f,B)= <br />0.31 in <br />Mu _< ¢Mn OM„ = <br />14.6 k-ft <br />B — C2 <br />quB (2 <br />2= } <br />20Mn <br />Mu <br />2 'qu= <br />B((B — C2)/2)2 <br />q,! = 6013 psf <br />or <br />Development of Reinforcement: <br />_ 3 fy otylelps _ <br />t� d�' <br />12 In <br />(To-j f (CL + Ktrl <br />dy J <br />Soil Bearing Pressure <br />1600 psf <br />Max Load (lbs), Soil <br />13140 <br />Max Load (lbs), One -Way Shear <br />71598 <br />Max Load (lbs), Two -Way Shear <br />49805 <br />Max Load (lbs), Moment <br />33825 <br />Max Load (ASD) <br />13140 <br />Max Load (Factored) <br />21024 <br />B — Ci 2 <br />iuB l <br />2 ! <br />Mu= 2 —'qu20Mn= 2 <br />, <br />6013 psf Pu = quB2 = B((54121 2) <br />..12 in available OK <br />2000 psf 2500 psf 3000 psf 3500 psf 4000 psf <br />17640 <br />22140 <br />26640 <br />31140 <br />35640 <br />71598 <br />71598 <br />71598 <br />71598 <br />71598 <br />49805 <br />49805 <br />49805 <br />49805 <br />49805 <br />33825 <br />33825 <br />33825 <br />33825 <br />33825 <br />17640 <br />22140 <br />26640 <br />31140 <br />33825 <br />28224 <br />36424 <br />42624 <br />49824 <br />54121 <br />Date: 1 23 2023 <br />Page: M2.5 <br />