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19011 Wood-Sno Road NE,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> E NGIKgEE1.1N G Fax:425-821-2120 <br /> Project: Typical Fnofing <br /> Footing: 30"x 30"x 12"thick <br /> Footing 8 = 2.50 ft <br /> t <br /> t = 12in <br /> Reinforcement R = (3) 04 <br /> A sr = 0.60 Inz fsoreled fbWng <br /> d = 8.26 in Cover: 3 in <br /> Column C I = 3,50 in C2 = 3.50 in <br /> Materials Fc = 2500 psi Normalwei�jht ' A = 1.00 <br /> fy = 40000 psi Uncoated ® tie = 1.00 <br /> Net Footing Weight P <br /> PFrc= 0.26 k <br /> Soil Pressure: <br /> pasD = ga82 `prrc <br /> One-way shear: 0= 0.76 <br /> Vc = 2A }c Bd = 24.75 k <br /> V t C OVc OVc = 18.56 k <br /> uB - 4u OCC rB Ct ) o�`v =qBCzd U,, =quB qu =2 B 2 — <br /> qu = 8955 psf or J 8955 psf Pu = quB' = 55967# <br /> Two-way shear. 0= 0.76 <br /> [22.6.5.2(a)] vc = 4A1 f,. = 200 psi G3 <br /> [22.6.5.2(b)] vc = (2+A)A fc' = 300 psi a = 1.00 <br /> GY,= 40 <br /> (22.6.5.2(c)) vc = (2+bn) f" = 451 psi b o - 2(C,+d)+2(C2+d) <br /> 47 <br /> Vu 0Vc oVc =ovcbod = 58.16 k <br /> Vu = qu[R2—(CI +d)(C7 +d)] - qu = OVc <br /> [Ba—(C1+d)(C2 +d)] <br /> qu = 10992 psf pu = quB' = 68702# <br /> Moment: 0= 0A0 <br /> M„ _A,fy(d --al2) = 16.1 k-ft <br /> a=A,fy!(0.85f,B)= 0.38 in <br /> Mu OM„ OM„ = 14.5 k-ft <br /> a <br /> qUB�B 2� 20Mh 4uB(/B Z 20M <br /> 2 B((B—'z)17)' ,t —z qu —B((B—cl)/2)' <br /> qu = 9522 psf or 9522 psf P,r = quBZ = 59512# <br /> Dovelopment of Reinforcement- <br /> _ 3 fy t _ <br /> in — 40,1 f�(nb+KtYI db 10 in ...10 in available OK <br /> Soil Bearing Pressure 1500 psf 2000 psf 2500 psf 3000 psf 3500 psf 4000 psf <br /> Max Load(lbs), Soil 9125 12250 15375 18500 21625 24750 <br /> Max Load(lbs), One-Way Shear 34980 34980 34980 34980 34980 34980 <br /> Max Load(lbs), Two-Way Shear 42938 42938 42938 42938 42938 42938 <br /> Max Load(lbs), Moment 37195 37195 37195 37195 37195 37195 <br /> Max Load(ASD) 9125 12250 15375 18500 21626 24760 <br /> Max Load(Factored) 14600 19600 24600 29600 34600 39600 <br /> Date:3/212021 <br /> Page: M2.4 <br />