Laserfiche WebLink
8-ll-20 ROBERT DAMES&ASSOCIATES,Inc. Sht.3 of 6 <br /> Effective Plate Diameter: (in.) EfctvPltDia:= 10.375 <br /> Side to Side Distance BetweenAnchor Bolts: (in.) B1tSprd:= 8.0 <br /> Transfer Distance: (in.) PLS LvrAm2+ BltSprd2 6.0— 2+ 6.02 PLS= 1.414 <br /> 2 <br /> Minimum Thickness Required: (in. RegdThk= TenAncBlt•NoTen•PLS•6 RegdThk=0.435 <br /> (EfctvPltDia•27000) <br /> Unity Check-Base Plate: UCBasePlt:_ RegdThk� UCBasePlt=0.58 < 1.00 OK <br /> P1tThk <br /> Use: 3/4"thick x 14"diameter base plate with four(4)1"x 1-3/8"slots on 11-3/8 dam eter bolt cirde <br /> Design og�fAuggLc d Footing <br /> Overturning Moment: (ft.lbs.) Ma:= MtGrd Ma=4167.558 <br /> Shear: (lbs.) Va:= ShrGrd Va= 1171.447 <br /> Applied Lateral Force: (lbs.) P:= Va P= 1171.447 <br /> Allowable Lateral Soil Pressure: (lbs./ft2 per ft) LP:= 200 <br /> Diameter of Round Footing: (ft) b l := 2.0 <br /> Distance in Feet From Ground Surface h= Ma h=3.558 <br /> to Point ofApplication of"P" Va <br /> Depth of Footing Below Grade: (ft) d 1 := 4.5 <br /> Allowable Lateral Soil Bearing Pressure Pursuant S 1 = dl•(LP.1.33) S1 =399 <br /> to the 2015 International Building Code Section 3 <br /> 1807.3.2.1 and Table 1806.2 with 100%increase <br /> for allowable 1/2"deflection at grade. <br /> A:= 2.34• P A= 1.718 <br /> (S1.2)•bl <br /> d2:= 12 I.Ll + (117+ 4.36•AJ] d2=3.579 < dl =4.5 OK <br /> Check Tensile Stress in Footine: <br /> Overturning MomentAbout Heel Point: (ftlbs.) Mh:= Ma+ (Va•dl) Mh=9439.072 <br /> Treat as a cantilever at bottom <br /> Compressive Strength of Concrete: (psi.) fc:= 3000 <br /> Yield Strength of Rebar: (psi.) fy:= 60000 <br /> Section Modulus of Footing: (in.3) Sw:= ► -(bl•12)3 Sw= 1357.168 <br /> 32 <br /> Tensile Stress in Concrete: (psi.) ft:= r(Mh 12)l ft=83.46 <br /> L Sw J <br />