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19011 Wood-Sno Road NE,Suite 100 <br /> ' Woodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> E7tEtll[`J£ 1i[ti G Fax:425.821-2120 <br /> Project: Typical Footing <br /> Footing: 18"x 18"x 12"thick <br /> Fooling B = 1.50 ft t <br /> t = 12 in <br /> Reinforcement R = (0) #4 <br /> A sa = 0.00 W raaafed kWng <br /> of= 8.25 in Cover: 3 in -- <br /> Column C, = 3.50 in C2 = 3.50 in <br /> Materials f c = 2500 psi Normalwelght r, = 1.00 <br /> fy = 40000 psi Uncoated ` <br /> �e = 1.00 <br /> Net Footing Weight <br /> PFrc 0.09 k <br /> Soil Pressure: <br /> PnsD =gaB2 —Pic = t. <br /> One-way shear: 0= 0,75 <br /> Vc = 2A f,'Bd = 14.85 k <br /> V- :5OK OVc = 11.14k <br /> B/B—C2— I OVr �8 Ca^ 1 4V <br /> u =Au 2 d)-4 4u=B B—C - Ya =quB d —> qlt = c <br /> BC_..._a—d} 2 B(B—Ct—d) <br /> 2 2 J <br /> qu = 50914 psf or 50914 psf Pu =quB2 = 114557# <br /> 7Wo-way shear.- 0= 0.75 <br /> [22.6.5.2(a)) vc = 4.1 fc = 200 psi 4D <br /> (22.6.5.2(b)) vC = (2+ } fi = 300 psi /� = 1.00 <br /> crx= 40 <br /> (22.6.5.2(c)) vc = (2+vo f" = 461 psi bo = 2(Ci+d)+2(C2+d) <br /> Vu <0Vc 0%, =Ovcbod = 47 <br /> 58.16 k <br /> Vu = qu[BZ -(C, +d)(C2+d)] --p q, _ [BZ-(Ct 0 d)(c2+d)) <br /> qu = 45044 psf P. = q,,B2 = 101349# <br /> Moment: 0= 0.90 <br /> Mn =Asfy(d—a/2) . 0.0 k-ft <br /> a=Aafyl(0.85fcB)= 0.00in <br /> Mu <_0Mu OM„ = 0.0 k-ft <br /> 2 <br /> Mu=qaB 2??� -4 9u= 20-Mn `9u$l 2 Cj}2 20Mn <br /> B((B Mu—C2)/2� 2 qu= z <br /> qu = 0 psf or 0 psf P Bc =quB2 = ((B—C p#/ <br /> 2 <br /> Development of Reinforcement: <br /> 3 fy VWA, <br /> Id f�(TO <br /> e K ) db= 4 in ...4 In available OK <br /> d �� tr <br /> Adjusted <br /> Soil Bearing Pressure 1500 psf 2000 psf 2500 psf 3000 psf 3500 psf 4000 psf <br /> Max Load(lbs), Soil 3285 4410 5535 6660 7785 8910 <br /> Max Load(lbs),One-Way Shear 71598 71598 71598 71598 71698 71598 <br /> Max Load(Ibs),Two-Way Shear 63343 63343 63343 63343 63343 63343 <br /> Max Load(lbs), Moment 0 0 0 0 0 0 <br /> Max Load(ASD) 3285 4410 5535 6660 7785 8910 <br /> Max Load(Factored) 5256 7056 8866 10656 12456 14256 <br /> Date:3 25 2 21 <br /> Page: M2.2 <br />