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ITTIE-t <br /> 19011 Wood-Sno Road NE,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> E GINEERI C Fax:425-821-2120 <br /> Project Typical Footing <br /> Footing: 24"x 24"x 12"thick <br /> Footing B = 2.00 ftt <br /> t = 12in <br /> Reinforcement R = (2) #4 <br /> A,, = 0.40 in <br /> d = 8.25 in Cover: 3 in <br /> Column C, =3.50 in C2 =3.50 in <br /> Materials Pc = 2500 psi Normalweioht + d= 1.00 <br /> fy = 40000 psi Uncoated * <br /> + e = 1.00 � <br /> Net Footing Weight I `-R <br /> PFr6= 0.16 k <br /> Soil Pressure: <br /> PA5D =gaB2-PFTG - <br /> One-way shear 0= 0.75 <br /> V, =2d,[f—,'Bd = 19.80 k <br /> Vu OVc 0V,= 14.85 k <br /> B-C <br /> Vu=quB�B 2 C2-d)-' qu= B � Vu=quB( 2 -d -' qu= OVo <br /> B(-_d) B(B ZC -d) <br /> qu = 14547 psf or 14547 psf Pu =quB2 = 58188# <br /> Two-way shear. 0= 0.75 <br /> [22.6.5.2(a)] v, =4A fT= 200 psi G <br /> = 1.00 <br /> [22.6.5.2(b)] vc _ (2+±)A fc = 300 psi a x= 40 <br /> [22.6.5.2(c)] vc =(2+axd) f' = 451 psi b o = 2(C,+d)+2(Cz+d) <br /> - bo C - 47 <br /> Vu <OVC OVc =,Pvcbod= 58.16 k <br /> V. =qu[B2-(C.,+d)(C2+d)] -4 qu = OVA <br /> [BZ-(C1+d)(Cz+d)] <br /> qu = 19125 psf Pu = quB2 = 76499# <br /> Moment. 0=0.90 <br /> M,i =As fy(d-a/2) = 10.8 k-ft <br /> a=A,fy/(0.85f,B)= 0.31in <br /> Mu_<OM„ OMn= 9.7 k-ft <br /> 2 2 <br /> (g_Cz (B_C, <br /> qu8 l Z 1 20Mn quB\ 2 ) 20Mn <br /> — <br /> Mu- 2 qu-B((B-C2)/2)2 "- 2 'qu=B((B-Ci)/2)2 <br /> qu = 13311 psf or 13311 psf Pu = quB2 = 53244# <br /> Development of Reinforcement <br /> Id =(TO <br /> fy AJ ( b+K=, db = 7 in ...7 in available OK <br /> f`lam) Adjusted <br /> & Soil Bearing Pressure 1500 psf 2000 psf 2500 psf 3000 psf 3500 psf 4000 psf <br /> Max Load(lbs),Soil 5840 7840 9840 11840 13840 15840 <br /> Max Load(lbs),One-Way Shear 36367 36367 36367 36367 36367 36367 <br /> Max Load(lbs),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) S344 12644 15744 189" 22144 253" <br /> Date:3/25/2021 <br /> Page: M2.3 <br />