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Project: Typical Footing <br />Footing: 18" x 18" x 12" thick <br />Footing B = 1.50 ff <br />t=12in <br />Reinforcement R = (0) #4 <br />A s, = 0.00 in <br />d = 8.25 in Cover: 3 in <br />Column C, = 3.50 in C2 = 3.50 in <br />Materials f , = 2500 psi Normalweight I = 1.00 <br />fy = 40000 psi Uncoated �be = 1.00 <br />Net Footing Weight <br />PFro = 0.09 k <br />Soil Pressure: <br />PASD = gaB2 — PFTG — <br />One-way shear: 0 = 0.75 <br />Vc=2A I Bd= 14.85k <br />Vu <— 0Vc bVc = 11.14 k <br />Vu=quB 2 d - qu=8t�—d) <br />2 <br />qu = 50914 psf or <br />Two-way shear: 0 = 0.75 <br />[22.6.5.2(a)] vc = 4A fI _ <br />[22.6.5.2(b)] vc = (2 + <br />[22.6.5.2(c)] vc = (2 + bo) fc' _ <br />Vu < 0VC Vc = Ovcbod = <br />19011 Wood-Sno Road NB, Suite 100 <br />Woodinville, WA 98072-4436 <br />Phone: 425-814-8448 <br />Fax: 425-821-2120 <br />isolated footing <br />(B — Cl 1 _ 0V, <br />Vu = quB 2 d J -4 qu B (B C — d) <br />211 <br />50914 psf Pu = quBZ = 114557 # <br />200 psi a <br />300 psi = 1.00 <br />CCx = 40 <br />451 psi b o = 2(Cl+d)+2(C2+d) <br />47 <br />58.16 k <br />4Vc <br />Vu = qu[B2 — (CI +d)(C2 + d)) - qu = z — <br />qu = 45044 psf P. = quBZ = 101349 # <br />Moment: 0 = 0.90 <br />Mn = Asfy(d — "/2) = <br />0.0 k-ft <br />a = A,fyl(0.85f'B) = <br />0.00 in <br />Mu < 0Mn 0Mn = <br />0.0 k-ft <br />rrB — CZ 2 <br />quB l ) <br />20Mn <br />2 <br />Mu = 2 qu = B((B <br />— CZ)/2)2 <br />qu = 0 psf <br />or <br />Development of Reinforcement: <br />_ 3 fy 04�elps db = <br />Id — <br />4 in <br />(TOd fc eb + Kt, <br />) <br />db <br />Adjusted <br />Soil Bearing Pressure <br />1500 psf <br />Max Load (lbs), Soil <br />3285 <br />Max Load (lbs), One -Way Shear <br />71598 <br />Max Load (lbs), Two -Way Shear <br />63343 <br />Max Load (lbs), Moment <br />0 <br />Max Load (ASD) <br />3285 <br />Max Load (Factored) <br />5266 <br />B �B C1)z <br />qu 2 20m, <br />Mu — 2 qu — B((B — Cx)/2)2 <br />0 psf P. = quBZ = 0 # <br />.4 in available OK <br />2000 psf 2500 psf 3000 psf <br />4410 <br />5535 <br />6660 <br />71598 <br />71598 <br />71598 <br />63343 <br />63343 <br />63343 <br />0 <br />0 <br />0 <br />4410 <br />5535 <br />6660 <br />7056 <br />8856 <br />10666 <br />3600 psf 4000 psf <br />7785 <br />8910 <br />71598 <br />71598 <br />63343 <br />63343 <br />0 <br />0 <br />7785 <br />8910 <br />12466 <br />14256 <br />Date: 3 25 2021 <br />Page: M2.2 <br />