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. . <br /> 19011 Wood-Sno Road NE,Suite 100 <br /> BTEWoodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> U N GI IN E E ti I t`. ti Fax:425-821-2120 <br /> Project: Typical Footing <br /> Footing: 18"x 18"x 8"thick <br /> i. <br /> Footing B = 1.50 ft <br /> t = 8 in <br /> Reinforcement R = (2) #4 V <br /> A s, = 0.40 in2 Isolated footing <br /> d = 4.25 in Cover: 3 in <br /> Column C, = 3.50 in C2 = 3.50 in <br /> Materials fs = 2500 psi Normalweight mr A = 1.00 iuIi <br /> f = 40000 psi Uncoated V �e = 100ENet Footing Weight <br /> PFTG= 0.06 k Y <br /> Soil Pressure: e R t <br /> DASD = gaB2 —PFTG = <br /> One-way shear: 0= 0.75 <br /> V, = 2A1 f7Bd = 7.65 k <br /> Vu < 0Vc OV, = 5.74k <br /> (B—C2— ) 0V.. (B—Cl — 0Vc. <br /> Vu =quB 2 d —> qu = 8(B 2Cz—d) Vu = quB 2 d) —' qu = B(B 2Cl —a) <br /> qu = 10392 psf or 10392 psf Pu = quB2 = 23383# <br /> Two-way shear: 0= 0.75 <br /> [22.6.5.2(a)] v,. = 410= 200 psi a <br /> [22.6.5.2(b)] vc = (2+4l�)Al fc = 300 psi f3 = 1.00 <br /> a,= 40 <br /> [22.6.5.2(c)] v„. = (2 +a`)Al fz = 374 psi bo = 2(C,+d)+2(C2+d) <br /> bo 31 <br /> Vu < cpV, $Ve = dbvcbod = 19.76 k <br /> 0Vc <br /> Vu = qu[B2 — (Ct +d)(C2 +d)] —> qu = [B2 — (Ct + d)(C2 + d)] <br /> qu = 10782 psf Pu = quB2 = 24260# <br /> Moment: 0= 0.90 <br /> Mn = Asfy(d —72) = 5.4 k-ft <br /> a =Asfy1(0.85f,B)= 0.42 in <br /> Mu < 0Mn 0Mn = 4.8 k-ft <br /> go(B—C.2)2 B—Cl z <br /> 2 2 20Mn 9u8( ) 20Mn <br /> Mu = —'qu = Mu —>9u = z <br /> z i)/2) <br /> qu = 17712 psf or 17712 psf Pu = quB2 = 39853# <br /> Development of Reinforcement: <br /> 1 3 fy �'` e�s db4 in ...4 in available OK <br /> ct —— 40 Aril' cn+Kr, = <br /> . d,, Adjusted <br /> Adjusted <br /> Soil Bearing Pressure 1500 psf 2000 psf 2500 psf 3000 psf 3500 psf 4000 psf <br /> Max Load(Ibs), Soil 3315 4440 5565 6690 7815 8940 <br /> Max Load(Ibs), One-Way Shear 14614 14614 14614 14614 14614 14614 <br /> Max Load(Ibs), Two-Way Shear 15162 15162 15162 15162 15162 15162 <br /> Max Load (Ibs), Moment 24908 24908 24908 24908 24908 24908 <br /> Max Load (ASD) 3315 4440 5565 6690 7815 8940 <br /> Max Load (Factored) 5304 7104 8904 10704 12504 14304 <br /> Date: 3/19/21)18 <br /> Page: M2.2 <br />