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Y 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: 30"x 30"x 12"thick <br /> Footing B = 2.50 ft r <br /> t = 12in <br /> Reinforcement R = (3) #4 <br /> A St = 0.60 in2 WNW b*v <br /> d = 8.25 in Cover: 3 in <br /> Column C, = 3.50 in C2 = 3.50 in <br /> Materials Ye = 2500 psi _Normalwaii ht A = 1.00 T. -I--* <br /> F .: - <br /> fy = 400p0 psi Uncoated 7pe = 1.00 , <br /> Net Footing Weight <br /> PFTG= 0.25 k i.. --- i�. <br /> Soil Pressure: r4 R <br /> PASD = gaB2 —PFTG j.._.......................{ <br /> One-way shear; 0= 0.75 <br /> V, - 2A1 f,'Bd = 24.75 k <br /> V,i 0V, O Vc = 18.56 k <br /> (B-CZ 1 0V, B-Cl 0V� <br /> V..=quB\ 2 -dl-� qu= r6_C `d� Vu=quB 2 -d -� qu=B�B d <br /> B ` <br /> JJJJ l 2 z _ ) <br /> qu = 8955 psf or 8955 psf Pu = q,,Bz = 55967# <br /> Two-way shear: 0= 0.75 <br /> [22.6.5.2(a)) vc = 41 f, = 200 psi a <br /> [22.6.5.2(b)] v,, = �2+4} f" = 300 psi 6 = 1.00 <br /> F ay,= 40 <br /> [22.6.5.2(c)] v, _ (2+�o) f = 451 psi b a = 2(C,+d)+2(C2+d) <br /> �t 47 <br /> V._<giVI 45Vc =Ov bod = 58,16 k <br /> V.= qu[B2 -(C1 +d)(C2 +d)] - qu = QV, <br /> [Bz-(Cl+d)(C2 +d)] <br /> qu = 10992 psf Pu = quB2 = 68702# <br /> Momenta 0= 0.90 <br /> M, =Asfy(d--a/2) = 16.1 k-ft <br /> a=A.fy/(0.85f,B)= 0.38 in <br /> Mu < om„ OM„ = 14.5 k-ft <br /> quB(B 2 C�jz 20M„ quB(B z C��Z 20Mu <br /> Mu = 4u = z Mu= --�qu=__...._. <br /> 2 B((B-C2)l2) 2 B((B-..C,)/2) <br /> qu = 9522 psf or 9522 psf Pu = quBZ = 59512# <br /> Development of Reinforcement <br /> 14 =(T30 <br /> fy (�oklh db w 10 in ...10 in available OK <br /> A f�\�) <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(ASO) 9126 12260 15375 18600 21626 24760 <br /> Max Load(Factored) 14600 19600 24600 29600 34600 39600 <br /> Date:3 i 5z ,,2021 <br /> Page: M2.$ <br />