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5FA Design Group, LLr <br />PROJECT NO. SHEET NO. <br />STRUCTURAL I GEOTECHNICAL I SPECIAL INSPECTIONS MPP99-9Rn <br />lFooting/Foundation Wall Section Properties <br />b <br />Foundation Width, b = 6 in <br />Foundation Depth, d = 30 in <br />Int Buried Footing Depth, dt = 6 in <br />Ext Exposed Footing Depth, dexp = 12 in <br />OCCURS (NOT <br />Cross Sectional Area, A = 180 in' <br />COO NSIDERED FOR <br />Section Modulus, Sx = 180 in' <br />MOMENT <br />Gross Moment of Inertia, Ia = 13500 in <br />SHEAR CAPACITY <br />Assumed Conc, f c = 2000 psi <br />(Footing/Foundation Wall Moment & Shear Capacity Per AC1318-14 <br />v <br />Conic Modulus of Rupture, fr = 335 psi <br />§19.2.3.1 <br />Cracking Moment, Mu = S'fr = 5.0 k-ft <br />Flexure Reduction Factor, (� = 0.65 <br />§21.2.2 n a <br />Design Moment, 4)M« = 3.3 k-ft <br />Shear Strength, Vc = 16100 Ibs <br />§22.5.5.1 <br />Shear Reduction Factor, (0 = 0.75 <br />§21.2.1 <br />Design Shear, 0.54)Vc = 6037 Ibs <br />Note: Footing and foundation wall capacities are based on a worst case scenario of having no steel reinforcement. <br />(Passive Pressure From Perpendicular Return Walls (Along Gridline 4) <br />Effective Friction Angle = 29' <br />Passive Coefficient, Kp = tan42'(45+0'/2) <br />Kp = 2.88 <br />Soil Unit Weight, y = 1 to pcf <br />STEMWALL <br />Passive Pressure, Pp = Kp`Y = 317 pcf <br />XT GRADE <br />Ext Buried Soil Depth, de = d-12"-dexp = 0.5 ft <br />Int Buried Soil Depth, d; = &12" = 0.0 ft <br />FOOTING INT GRADE <br />A = Pii = 79 psf <br />B = Pp'(dl) = 0 psf <br />Ripenn <br />We# = A"de12 = 40 plf <br />R P t <br />w„t = B'd-12 = 0 pif <br />=1SL I I LL=1 11= <br />lFooting/Foundation Wall Loading <br />Note: Reference design Wax, <br />loads page of calculation I I i I I <br />Note: Section about is a general representation of a <br />package for load j j j j f f j j j <br />concrete footing. Refer to plans for specific details <br />combinations. <br />Wirt <br />' <br />+ U <br />Exterior Length Due to Moment, Let, = J(8'�'fr*lwx l(yt`we1d)/2 = 5,00 ft <br />Interior Length Due to Moment, L;d=4(8"*'f I0nV(yt'weA)/2 = 0.00 ft <br />Exterior Length Due to Shear, Lea = 0.5VAe# = 5.00 ft <br />Interior Length Due to Shear, Lint = 0.5(ilV /ww = 0.00 ft <br />Rii we»'Lee = 198 Ibs <br />Rpnt= wi t*Lirt = 0 Ibs <br />Lateral Capacity, Rp= Rpext+Rp;et = 198 Ibs <br />(Slab on Grade Frictional Resistance <br />Slab Along This Line = No <br />Soil Friction VRESIST= 0 lbs <br />(Footing Frictional Resistance Along Gridline 4 <br />Unpiered Portion of Gridline 4 = No <br />Soil Friction VRESIST= 0 Ibs <br />Total available resistance along Gridline 4 =198lbs + Olbs + Olbs + Olbs-1981bs <br />