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PROJECT :DEALT :
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FILE PATH:DATE :
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Concrete,Steel25500N/mm2
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Pile Dia (hp)750mm
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Pedestal Dim (a,b)380680mm1500
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Spacing factor of piles (α)
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Spacing between centers of piles (l)1500mm
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Thickness of pile cap (h)750mm
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Width of pile cap1050mm1050
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Length of pile cap 3300mm
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Tensile forces to be resisted by reinforcement
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Load on column (N)1050ton
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Effective depth of pile cap (d)650mm
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3300
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Neglecting Column Size606tonPLAN
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b
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Taking size of column into consideration
1ton0.5d
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Tensile steel required (Sq. In)41,12
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Tensile steel required (Sq.cm)0,50
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Reinforcement @ 0.15% of Pile cap area
1181,25750
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Bar Dia16
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Number Of Bars Required5,9
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Number Of Bars Provided9
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Ast Provided1809,6192
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SAFE#9-16 dia
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DESIGN FOR SHEARB/W
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Oneway Shear
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One-Way shear @ 0.5d distance from face of pedestal 325mm
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Shear Force7875kN
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Percentage of Steel,Pt0,27%
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Shear strenth of concrete,Tc0,30N/mm2
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 Shear stress,Tv3,67N/mm2
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Vus 7670250N
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Consider 6-legged bars of dia12mm108,36750 Ø750 Ø
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Shear spacing,Sv 23,96698152mmSECTION
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Spacing Provided150mm
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Provide 12 mm dia bars at a spacing of 150 mm c/c
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Two-Way Shear
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punching shear @d/2 dist around the pedestal face
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Shear force7875kN
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Punching shear section bo1680mm
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 shear stress Tv7,21N/mm2
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Allowable shear stress,Tc 1,25N/mm2
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Design for Shear
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