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BTE <br /> 19011 Food-Sno Road NE,Suite 100 <br /> Woodinville,NVA 98072-4436 <br /> Phone:425-814-8448 <br /> E N;-,I t'4 E E R,I N C. F•ax:425-821-2120 <br /> Project: Typical Footing <br /> Footing: 30"x 30"x 8"thick <br /> Footing B = 2.50 ft <br /> t = 8 in <br /> Reinforcement R = (3) #4 <br /> A,, = 0.60 in2 r cezr roc nv <br /> d= 4.25 in Cover: 3 in --� <br /> Column C, = 3,50 in C2 = 3.50 in I <br /> I <br /> Materials f = 2500 psi Normalweight •] A 1.00 } <br /> fy = 40000 psi Uncoated 1.00 3 <br /> l <br /> Net Footing Weight •-�.�, ; <br /> PFTG= 0.17 k } I t <br /> Soil Pressure: <br /> PASD = gaB2 —PFTG = r—• �y..�__ _. <br /> One-way shear. 0= 0.75 <br /> Vc = 2,1 f,'Bd = 12.75 k <br /> Vu <_ OVC OVC = 9.56k <br /> (B—C2 \ O[� B—Cl 0VC <br /> Vu =quB[ 2 —d) -4 qu=BtB—C2—d� i, = �luB 2 —d qu=BlB—C dl <br /> l 1- 2 _ <br /> qu = 5100 psf 2 or 5100 psf Pu=q,L,B2 = 31875# <br /> Two-way shear: 0= 0.75 <br /> [22.6.5.2(a)] vC =4 f, = 200 psi a <br /> [22.6.5.2(b)] vC = C2+4�Alf—,' 300 psi 6 = 1.00 <br /> R a,= 40 <br /> [22.6.5.2(c)] v, _ (2+bo}Ai fc = 374 psi b0 31C'+d)+2(CZ+d) <br /> V. S 0VC OVe =OvCbod = 19.76 k <br /> OVC <br /> Vu = quLB2—(Ci+d)(C2+d)] - qu = LB2—(Cx+d)(C2 +d)I <br /> qu = 3388 psf Pu = quB2 = 21176# <br /> Moment_ 0= 0.90 <br /> M. =Asfy(d—a/2) = 8A k-ft <br /> a=Asfy1(0.85F,8)= 0.38in <br /> Mu < OM. OM, = 7.3 k-ft <br /> CZ <br /> z 2 <br /> B— <br /> quB 2 20m, quB( 2 } 20M,� <br /> Mu= 2 qu=B((B—C2)/2)2 Mu= z -�qu =B((B—C) 2)2 <br /> qu= 4797 psf or 4797 psf P. = q.uB2 = 299a <br /> Development of Reinforcement <br /> 3 fYt�es <br /> id=(To ( b+Kt, db= 10 in __10 in available OK <br /> f`(` + ) <br /> Soil Bearing Pressure 1500 psf 2000 psf 2500 psf 3000 psf 3500 psf 4000 psf <br /> Max Load (lbs),Soil 9208 12333 15458 18583 21708 24833 <br /> Max Load (lbs),One-Way Shear 19922 19922 19922 19922 19922 19922 <br /> Max Load (lbs),Two-Way Shear 13235 13235 13235 13235 13235 13235 <br /> Max Load (lbs),Moment 18740 18740 18740 18740 18740 18740 <br /> Max Load(ASD) 9208 12333 13235 13235 13235 13235 <br /> Max Load(Factored) 14733 19733 21176 21176 21176 21176 <br /> Date:1 23 2023 <br /> Page: M2.4 <br />