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19011 Wood-Sao Road NE,Suite 100 <br /> T IL Woodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> E NGIKEir'FRn,,Z O Bax:425-821-2120 <br /> Project. Typical Footing <br /> Footing: 24"x 24"x 12"thick <br /> Footing B = 2.00 ftt <br /> f = 12in <br /> Reinforcement R = (2) #4 <br /> Asr = OAO in Awmedrootfitfl <br /> d= 8.25 in Cover: 3 in <br /> Column C, = 3.50 in Cz = 3.50 in � <br /> Materials fc = 2500 psi Normalweioht - I= 1.00 1 <br /> fy = 40000 psi Uncoated 1.00 <br /> Net Footing Weight R <br /> PFrc= 0.16 k <br /> Soil Pressure: ( Jt <br /> PasDsD ==4aB2—PFTG - <br /> One-way shear. 0= 0.75 <br /> Vc=2.2ff—,'Bd-- 19.80k <br /> Vu5OK OVc = 14.85k <br /> B-C2 OVc B-CI oye <br /> Vu=q.B 2 d , qu= BC Vu=quB 2 d -� qu= B-C <br /> - <br /> B( - 2--d) ( _ } B{ d) <br /> qu = 14547 psf or 14547 psf ` Pu =quB2 = 58188# <br /> Two-way shear: 0= 0.75 <br /> [22.6.5.2(a)) vc=42 fc' = 200 psi a <br /> [22.6.5.2(b)] vc = (2+4\?I f�= 300 psi '= 1.00 <br /> B ax=40 <br /> [22.6.5.2(c)] vc= 2+ba) f� = 451 psi b o - 2(C'+d)+2(C2+d) <br /> 47 <br /> Vu 5 0VC OVc=q5vcbod= 58.16 k <br /> Vu=qu[B2 —(CI+d)(C2+d)]- qu =[B2—(CI+0+'d)(C2+d)l <br /> qu = 19125 psf Pu=quBz = 76499# <br /> Moment 0= 0.90 <br /> Mn=Asfy(d-12/2) = 10.8 k-ft <br /> a=A,fyl(0.85f,B)= 0.31 in <br /> M.<0m, OM71= 9.7 k-ft <br /> 2 r z <br /> 20Mn 4uB`2�) 20Mn <br /> MU= 2 -4qu= 2 MU= -'qu= 2 <br /> B((B-Cz)/2) ) <br /> qu = 13311 psf or 13311 psf Pu=quB2 = 53244# <br /> Development of Reinforcement: <br /> Id=(75) <br /> fy , Cbt+KS db= 7 in ...7 in available OK <br /> 2 f`( db � Adjusted <br /> Soil Bearing Pressure 1600 psf 2000 psf 2500 psf 3000 psf 3500 psf 4000 psf <br /> Max Load Obs),Soil 5840 7840 9840 11840 13840 15840 <br /> Max Load(Ibs),One-Way Shear 36367 36367 36367 36367 36367 36367 <br /> Max Load(Ibs),Two Way Shear 47812 47812 47812 47812 47812 47812 <br /> Max Load(lbs),Moment 33278 33278 33278 33278 33278 33278 <br /> Max Load(ASD) 5840 7840 9840 11840 13840 15840 <br /> Max Load(Factored) 9344 125" 15744 18944 22144 25344 <br /> Date:3/25/2021 <br /> Pam: M2.3 <br />