Pad Footing With Moment

PAD FOOTINGS SUBJECTED TO MOMENTS Project

RUMAH DAYAK

Crane Loadings Unfactored Overturning Moment Unfactored Vertical Load

10,120 kNm 4,260 kN

Trial Footing Length

7.5 m

Width

7.5 m

Depth

3.3 m

Footing Weight

4455 kN

Check Overturning Eccentricity, e

1.16 m Resultant Inside Middle Third - OK

Check Bearing Pressure Max. Pressure

298.9 kPa

Min. Pressure

11.0 kPa

Bearing Pressures Within Allowable Limits - OK

Final Footing Size

USE 7.5m x 7.5m x 3.3m PAD FOOTING

TOWER CRANE INFORMATION

Model

Potain E2/23b

Height Under Hook

13 m

Jib Length

45 m

Tip Load

2.3 tons

Mast Dimension

1.6 m

Unfactored Overturning Moment In service Out of Service

1012 t-m 707 t-m

Unfactored Vertical Load In service

427 tons

Out of Service

405 tons

ROCK INFORMATION

Rock Type Allowable Bearing Pressure

Lightly Weathered Limestone 300 kPa