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Core States Group <br />4240 E. Jurupa St. Suite 402 <br />Ontario, CA 91761 <br />Storage Rack Date: 2/18/2022 <br /> Calculations By: DZ <br /> AXIAL CAPACITY OF POST <br />Ultimate Axial Load on Column: <br />Pu <br />Mo <br />NP( )d <br /> <br />0.2SDS N( ) <br />0.67W tLL W tDL+( ) <br />16 <br /> <br /> <br /> <br /> <br />+1.6 N <br />0.67W tLL <br />16 <br /> <br /> <br />+1.2 N W tDL <br />16 <br /> <br /> <br />+Wp+461.2 lbf=:= <br />Bending <br />Stresses: MsL <br />Vtotal <br />2 <br />B <br />2 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Ly( )2 <br />8 <br />9.9 lbf ft=:= <br />Ms Vtotal 6in <br />NP <br />78.8 ft lbf=:= <br />Bending Stress on <br />Column: <br />Mr max <br />Ms <br />Sx <br /> <br /> <br />MsL <br />Sy <br /> <br />,  <br />16.8 ksi=:= <br />ϕ 0.90:= <br />Bending Strength: ϕMn ϕ Fy29.7 ksi=:= <br />Magnification <br />Factor: <br />Cm 0.85:=αx 1:= <br />Combined Stress: Pu <br />ϕPn <br /> <br />Cm <br />Mr <br />ϕMn α x( ) <br />+0.595=Must Be Less Than 1.0 <br /> MOMENT AT BEAM CONNECTION: <br />Vtasd <br />Vtotal( ) <br />2 <br />.7220.7 lbf=:= <br />Total Seismic Base Shear (ASD): <br />Shear Force on Backside into Braces:Vb <br />Vtasd( ) <br />2 <br />110.4lbf=:= <br />Number of Shelf Racks Supported by Braces: <br />Nb 2:= <br />Tension Force Into Brace:Tb Nb Vb <br />2 Vb h( ) <br />B <br /> <br /> <br />2 <br />+398 lbf=:= <br /> Use: 0.75" x 16ga Straps <br />bs .75in:=Width of Strap- <br />Thickness of Strap:ts 0.068in:= <br />As b s ts0.051 in2=:=Area of Strap: <br />ft <br />Tb <br />As <br />7.8 ksi=:=Tension Stress in Strap: <br />Allowable Tension Stress:Ft 0.6 33ksi 19.8 ksi=:= <br />Shear on each Screw:Vr <br />Ms <br />4.625in <br />204.6 lbf=:= <br />Capacity of #14 Screw:Vs 600lbf:=Screw connection is adequate for moment connect from beam to post. <br />if ft Ft<"16 GA. Strap OK", "Redesign Strap", ()"16 GA. Strap OK"= <br />110 E 1st St - <br />1011174736/10/2024