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SCHNABEL ENGINEERING <br /> BY...RLC....DATE...........3/15/22....... SHEET NO...........OF............ <br /> CHECKED BY...CMG....DATE............ JOB NO.................................. <br /> SUBJECT......TIMES MINE BULKHEAD............................................................................................................................................... <br /> CALCULATION - PUNCHING SHEAR (( ll <br /> l�l <br /> Concrete Shear Strength (fcs) fps:=2•�f�•Psi) =109.5 Psi <br /> Static Fluid Load on Bulkhead Face (Fs) FS:=H•-yv •hh•wh=192816 lbf <br /> Factored Static Fluid Load on Bulkhead (Fs' Fs':=Fs•Ofs=269942.4 lbf <br /> F ' <br /> Length of Bulkhead Required for Shear Ls:= S =0.8 ft <br /> (Ls) �2•�hb+wb�•f,5� <br /> Length of bulkhead required Fs'+PH <br /> for shear with Water _ <br /> Hammer (Lswh) Ls�l,n (2•(hb+wb).f s) 1 ft <br />