ABCDEFGHIJKLRSTUVWXYZAAABACADAEAFAGAHAI
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Web Yeilding / CripplingDate
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Dsn. By
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Chk. By
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Design SheetRev. No.
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Section Data
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WidthThk.
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Top Flange =
125,008,00mm
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Web =91,004,00mmh125,00
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Bottom Flange =
125,008,00bf75,00
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Size of Weld (Sw) =
5,00mm
(Flange to Web Weld)
tf8,00
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tw4,00
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Material Grade
Concrete Grade
w13,00
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A572Grade =M25I14490000,00
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Fu =45,00kN/cm2
Compressive Strength (fc') =
2,50kN/cm2Ze71800,00
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Fy =250,00kN/cm2
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Web Yeilding
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a) End Reaction
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Calculated End Reaction (R) =
23,00kN
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Length of Bearing (N) =
80,00mm
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Distance of Flange to Fillet (k) =
9,00mm
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Allowable End Reaction (Re) =
676,50kN
0.66 Fy tw ( N + 2.5 k )
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Concrete Pedestal
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Width (B1) =
100,00mm
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Length (N1) =
100,00mm
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Area of Concrete Pedestal (A2) =
100,00cm2( B1 x N1 )
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Beam without Bearing Plate
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Bearing Area (Ap) =
125,00cm2( bf x N1 )
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Calculated Bearing Pressure (fp) =
0,18kN/cm2R / Ap
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(n) =53,50mm ( B / 2 - k )
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Thickness Required (t) =
2,90mm
sqrt ( 3 fp n2 / 0.75 * Fy )
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Bearing Plate is Not Required
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Beam with Bearing Plate
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Width (B) =200,00mm
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Length (N) =
200,00mm
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Area of Base Plate (A1) =
400,00cm2( B x N )
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Calculated Bearing Pressure (fp) =
kN/cm2( R / A1 )
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Allowable Bearing Pressure (Fp) =
0,44kN/cm2
0.35 fc' sqrt ( A2 / A1 ) <= 0.7 fc'
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(n) =91,00mm ( B / 2 - k )
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Thickness Required (t) =
mm
sqrt ( 3 fp n2 / 0.75 * Fy )
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End Bearing Stiffener
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Stiffener Thickness (ts) =
10,00mm
Min (10, tf2 )
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Stiffener Height (hs) =
81,00mm( dw -10 )
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Area of stiffener (As) =
12,10cm2
ts x ( bf - tw )
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Effective Area of stiffener (Ae) =
14,02cm2
[ 12 tw2 + As ]
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k =0,75
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r =3,41cm sqrt ( I / A )
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kLs / r =17,83
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Allowable Compressive Stress (fc) =
123,29kN/cm2
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Allowable Compressive Force (Pc) =
kN( fc x As )
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b) Interior Reaction
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Calculated Conc. Load (P) =
23,00kN
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Length of Bearing (N) =
80,00mm
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Distance of Flange to Fillet (k) =
9,00mm
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Allowable Conc. Load (Pc) =
2062,50kN
0.66 Fy tw ( N + 5 k )
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Web Crippling
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Calculated Conc. Load (P) =
23,00kN
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1) When the concentrated load is applied at a distance not less than d/2 from the end of the member
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P1 <= 67.5 tw2 [ ( 1 + 3 ( N / d ) ( tw / tf )1.5 ] sqrt ( Fy tf / tw )
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Allowable Conc. Load (P1) =
433,01kN
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2) When the concentrated load is applied at a distance less than d/2 from the end of the member
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P2 <= 34 tw2 [ ( 1 + 3 ( N / d ) ( tw / tf )1.5 ] sqrt ( Fy tf / tw )
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Allowable Conc. Load (P1) =
218,11kN
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Intermediate Stiffener
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Stiffener Thickness (ts) =
10,00mm
Min (10, tf2 )
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Stiffener Height (hs) =
81,00mm( dw -10 )
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Area of stiffener (As) =
12,10cm2
ts x ( bf - tw )
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Effective Area of stiffener (Ae) =
16,10cm2
[ 25 tw2 + As ]
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k =0,75
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r =3,18cm sqrt ( I / A )
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kLs / r =19,11
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Allowable Compressive Stress (fc) =
120,62kN/cm2
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Allowable Compressive Force (Pc) =
1941,95kN( fc x As )
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