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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 - DEEP BEAM REINFORCEMENT <br /> Compressive Force (C ) C:=Q�,�•f�•b•� <br /> Tensile Force (T) T:=fy•® <br /> Minimum Concrete Depth to Balance Rebar (a) a:=.370 <br /> M <br /> Factored Bending Moment (M'u) M'2L:= 374920 in•lbf <br /> �rt <br /> Maximum Rebar Cover(d) d:=Lt—m,=72 in <br /> C1:= \f y•al 1=11100 <br /> 2 psi <br /> in <br /> Cz:=f,t•d• Off =4320000 <br /> C3:=M'u• 1 zn•lbf =374920 <br /> �C2 C22 —�4'Ci'Cs�) _ in <br /> Area of Steel Required (As) AS:= .087—0 <br /> 2•Cl ft <br /> Reinforcement Calculator (enter bar and spacing values) <br /> BarSize#:=6 <br /> BarSpacing:=12 <br /> 1 BarSize# 2 12 in <br /> AreaOfSteel:=—• •ar• =0.4 <br /> 4 8 BarSpacing f t <br />