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w 19011 Wood-Sno Road NB,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> G Fax:425-821-2120 <br /> Project: Typical Footing <br /> Footing: 30"x 30"x 12"thick \ <br /> Footing B = 2.50 It <br /> t = 12in <br /> Reinforcement R = (3) N4 <br /> Ast = 0,60 In' tsotaf®d 1boH»g <br /> d = 8.25 in Cover 3 in - — - - <br /> Column C f = 3.50 in C2 = 3.50 in <br /> Materials Pc = 2500 psi Normatwgght.. . ® R = 1.00 - <br /> fy = 40000 psi Uncoated oe = 1.00 <br /> Net Footing Weight R <br /> PFTo= 0.25 k -- -- _ _ <br /> Soil Pressure: I �' <br /> PASD =qa B 2 —PFTc, J E, <br /> One-way shear., 0= 0.75 <br /> Vc =2d fc Bd = 24.75 k <br /> U! 5 0V, 0V, = 18.56 k <br /> /B-Cz 0V, B-Ct OK <br /> Yu =quB` 2 -d�-> qU= B-C _ ��=quB 2 -d -� q� = <br /> B( 2-d) B�-1-d� <br /> 2 2 <br /> q„ = 8955 psi or 8955 psf P. = q.Bz = 65967# <br /> Two-way shear: 0= 0,75 <br /> (22,6,5.2(a)) ve = Q 01 = 200 psi 43 <br /> [22.6.5.2(b)) v,: = t2+41 R fc = 300 psi Q = 1.00 <br /> F ax= 40 <br /> [22.6.5.2(e)) ve = {2+ba d)A f� = 461 psi ba = 2(C,+d)+2(C2+d) <br /> 47 <br /> Vu < 0V, OVc =ovebod = 58,16 k <br /> Vu = quBZ -(Cl +d)(C2 +d)] --3 qu = 0V, _ <br /> [BZ_(Cl+d)(C2 +d)] <br /> qtt = 10992 psf Pu = q,,Bz = 68702# <br /> Moment: 0= 0.90 <br /> Mn =Asfy(d-1/2) = 16.1 k-ft <br /> a=Asfy1(0.85P�B)= 0,38 in <br /> Mu <0M, 0Mi1 = 14.5 k-ft <br /> 11 quB\ )z 20m, quB 1 2 20Mu <br /> u ` 2 � qu - I'_� Mu=__..z-... ...._-...--� 4u=--- <br /> 8((B-C2) 2) B((B-Ci)/2)2 <br /> qu = 9522 psf or 9522 psf Pu = quBZ = 59512# <br /> Development of Reinforcement: <br /> Id=(TO <br /> ,1f ff��Cbt+K,1 db = 10 in ...10 in available OK <br /> Soil Bearing Pressure 1500 psf 2000 psf 2500 psf 3000 psf 3500 psf 4000 psf <br /> Max Load(lbs), Soil 9125 12250 16375 18500 21625 24760 <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 37196 <br /> Max Load(ASD) 9126 12250 16375 18600 21625 24750 <br /> Max Load(Factored) 14600 19600 24600 29600 34600 39600 <br /> Date:3 25 2021 <br /> Page: M2A <br />