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m 25 Fe 500 150 kN/m 2 1.5 x 1.2 m 350 mm d 0.6 X 0.4 m 2 m Angle of dispersion 18 KN/m 3 70 kN 0 kNm weight due to soil above footing 56.16 kN including wedge 0.6 m 0.2 m 0.378 m 0.222 m Moment due to eccentricity 15.54 kNm 126.16 m 15.54 kNm Eccentricity from C.G of footing Total Load P Total moment M Axial load from the column Moment from the column C.G of footing from top C.G of column from top C.G of the load from top S.B.C of the Soil size of the footing (assumed) Thickness of Footing Dimentions of column Depth of the footing Density of Soil Eccentric Footing (Give Input only in Yellow Box) Grade of Concrete Grade of Steel

Eccentric Footing Xl

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Page 1: Eccentric Footing Xl

m 25

Fe 500

150 kN/m2

1.5 x 1.2 m

350 mm d

0.6 X 0.4 m

2 m Angle of dispersion

18 KN/m3

70 kN

0 kNm

weight due to soil above footing 56.16 kNincluding wedge

0.6 m

0.2 m

0.378 m

0.222 m

Moment due to eccentricity 15.54 kNm

126.16 m

15.54 kNm

Eccentricity from C.G of footing

Total Load P

Total moment M

Axial load from the column

Moment from the column

C.G of footing from top

C.G of column from top

C.G of the load from top

S.B.C of the Soil

size of the footing (assumed)

Thickness of Footing

Dimentions of column

Depth of the footing

Density of Soil

Eccentric Footing(Give Input only in Yellow Box)

Grade of Concrete

Grade of Steel

Page 2: Eccentric Footing Xl

70.0889 kN/m2

43.1551 kN/m2

Check

113.244 kN/m2 Safe

26.9338 kN/m2 Safe

34.40 kNm

268.524 mm2

Ast Min 420 mm2

Provide 12 at 175 mm centres

Ast Provided 646 mm2

59.3

V 19.4 kN

Vu 29.10 kN

TV 0.08315 Check

SafeTC 0.31919

212.97 kN

Stress 0.28975 Check

SafeTc' 1.25

Shear force at the distance D from the

column face

Two Way Shear

Punching shear

P/A + M/Z

P/A - M/Z

Moment Mu

Ast Required

Check for Shear

One Way Shear

P/A

M/Z

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Total overturning Moment 15.54 kNm

due to Soil Above Footing 33.70 kNm

due to Self weight of Footing 9.45 kNm

Total Moment 43.1 kNm Check

2.5 Safe

Check for Over Turning

Resisting Moment

Factor of Safety

Page 4: Eccentric Footing Xl

0.200

0.378

300 m

30o

1.2 m

kN/m2

26.934

59.3

One Way Shear

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0.45 m

175 mm

Two Way Shear

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0.6

350 mm

kN/m2

113.244 kN/m2

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0.75 m

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M 25

Fe 500

150 kN/m2

1.5 x 2 m

350 mm deff

0.6 X 0.4 m

2.5 m

18 KN/m3

70 kN

50 kNm

Gap between column face and Found 200 mm

Self weight of foundation 26.25 kN

Weight of soil above Foundation (Rec) 106.812 kN

Total load on foundation except Axial Load 133.062 kN

1 m

0.4 m

0.793 m

0.207 m

Moment due to eccentricity 42.00 kNm

C.G of footing from top

C.G of column from top

C.G of the load from top

Eccentricity from C.G of footing

Depth of the footing

Density of Soil

Axial load from the column

Moment from the column

S.B.C of the Soil

size of the footing (assumed)

Thickness of Footing

Dimentions of column

Eccentric Footing(Give Input only in Yellow Box)

Grade of Concrete

Grade of Steel

Page 39: Eccentric Footing Xl

203.062 m

92.00 kNm

Ecentricity 0.453063596 M > 0.333333

165.0096376 kN/m2

Revise

1.640809211 m

Length Top Reinforcement Required

0 kN/m2

other end

74.04133333 kN/m2

Ast Required 590.9301157 KN-m

Ast Min 420 mm2

Dia of Bar 12

191.3886812 mm

Critical Section

110 mm

1028.16 mm2

load Coming on Footing Due to Soil & Foundation 47.45 Kn/m

Shear at critical face -0.186271 kN

ζv -0.000931 N/mm2

pt 0.343

β 8.47

Spacing of Bar Provided

Ast Provided

Check for Shear

Maximum Pressure

Footing Contact

Intensity at

Moment Mu

Spacing of Bar Required

Total Load P

Total moment M

Page 40: Eccentric Footing Xl

ζc 0.41769 N/mm2

Safe in Shear

Wu 101.531

Stress Vu 254.335 kN

ζv 0.423892 N/mm2

β 2

Ks 1

ζc 1.25 N/mm2

Safe in Shear

Total overturning Moment 92.00 kNm

133.06 kNm

1.3 Revise

Check for Over Turning

Resisting Moment

due to Soil Above Footing and foundation weight

Factor of Safety

Two Way Shear

Page 41: Eccentric Footing Xl

0.4

1

2

0.206833

300 m

o 1.5

One Way Shear

CG of whole System

CG of Dead Load

Page 42: Eccentric Footing Xl

300 300

Critical Section 300

For Oneway

Shear 94.61343

2

1.3

47.45

Kn/m

0

150 150 0.55

1.5

175.82

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150

0.9 2

1.5

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