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ETE <br /> 19011 Wood-Sno Road NE,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> EF G l C;1.L°I3 E E F:t�_;IC; Fax:425-821-2120 <br /> Project: Typical Footing <br /> Footing: 24"x 24"x 8"thick <br /> Footing B = 2.00 ft <br /> t = 8 in <br /> Reinforcement R = (2) #4 • <br /> As, = 0.40 in ?suact+ roatty <br /> d = 4.25 in Cover_ 3 in <br /> Column C, = 3.50 in C2 = 3.50 in <br /> is <br /> Materials fc = 2500 psi Normalweight A = 1_00 1. -- •- <br /> l <br /> fy = 40000 psi Uncoated = 1.00 <br /> Net Footing Weight i x. <br /> PFTe= 0.11 k _! Y <br /> Soil Pressure: - 2 <br /> Paso = gaB2 -PPTc <br /> One-way shear. 0= 0.75 <br /> Vc = 2.1 f,'Bd = 10.20k <br /> Vu <_ OVc 0Vc= 7.65 k <br /> /B-C2 0yC (B-Cl 0VC <br /> Vu =quBl 2 -d�� qu = B�B ZCZ-d`1 Vu= 4uB4 2 - ( <br /> d� -' 9u=B/B 2C' -d) <br /> qu =// 7650 psf or 7650 psf \ P, = q.uB2 = 30600# <br /> Two-way shear. 0 = 0.75 <br /> [22.6.5.2(a)] vc =4 fc' = 200 psi a <br /> [22.6.5.2(b)] vc = (2+¢); fc= 300 psi /6 = 1.00 <br /> R a,,= 40 <br /> [22.6.5.2(c)] vc = (2+axd)� fc = 374 psi bo = 2(CI+d)+2{G2+d} <br /> bo 31 <br /> V. c 0 VC OVc =Ovcbod = 19.76 k <br /> V. = qu[B2 --(Cl +d)(C2 +d)] - qu = 0Vc <br /> [B2- (Cl+d)(C2+d)] <br /> qu = 5516 psf Pu = quB2 = 22063# <br /> Moment. 0= 0.90 <br /> Mn = AS fy(d-a/2) = 5.5 k-ft <br /> a=A,fyl(0.85f,B)= 0.31 in <br /> Mu S OM. OMn = 4.9 k-ft <br /> quB( <br /> B—C2 2 B--CI 2 <br /> 2 _ 20M;, quB 2 20Mn <br /> Mu 2 _'qu _B((B-Cz)/2)z Mu = 2 -'qu =B((B-C V2)2 <br /> qu = 6732 psf or 6732 psf Pu, = quB2 = 269291 <br /> Development of Reinforcement. <br /> Id 40 h+Kc, db= 7 in 7 in available OK <br /> 2 f`(c db } Adjusted <br /> Soil Bearing Pressure 1500 psf 2000 psf 2500 psf 3000 psf 3500 psf 4000 psf <br /> Max Load (lbs), Soil 5893 7893 9893 11893 13893 15893 <br /> Max Load (lbs), One-Way Shear 19125 19125 19125 19125 19125 19125 <br /> Max Load (lbs),Two-Way Shear 13789 13789 13789 13789 13789 13789 <br /> Max Load (lbs), Moment 16830 16830 16830 16830 16830 16830 <br /> Max Load(ASD) 5893 7893 9893 11893 12710 12710 <br /> Max Load(Factored) 9429 12629 15829 19029 20337 20337 <br /> Date: 1 2 i 202 <br /> Page: M2.3 <br />