Problem 6: A 2m square footing supports a 400-mm square column. The column supports an axial dead load of 1250kN and an axial live load of 1860kN. Concrete strength f'c 21MPa and steel yield strength fy = 275MPa. Use 25mm bars and 75mm concrete cover. (a) Determine the thickness based on wide-beam shear. (b) Determine the thickness based on punching shear. 2.00 m 400+ d c.s. punching shear 2.00 m Pu c.s. moment c.s. wide beam shear d
Problem 6: A 2m square footing supports a 400-mm square column. The column supports an axial dead load of 1250kN and an axial live load of 1860kN. Concrete strength f'c 21MPa and steel yield strength fy = 275MPa. Use 25mm bars and 75mm concrete cover. (a) Determine the thickness based on wide-beam shear. (b) Determine the thickness based on punching shear. 2.00 m 400+ d c.s. punching shear 2.00 m Pu c.s. moment c.s. wide beam shear d
Principles of Foundation Engineering (MindTap Course List)
9th Edition
ISBN:9781337705028
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Braja M. Das, Nagaratnam Sivakugan
Chapter11: Load And Resistance Factor Design (lrfd)
Section: Chapter Questions
Problem 11.1P: A continuous foundation is required in a soil where c=10kN/m2, =26, and =19.0kN/m3. The depth of the...
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Transcribed Image Text:Problem 6: A 2m square footing supports a 400-mm square column. The column
supports an axial dead load of 1250kN and an axial live load of 1860kN. Concrete
strength f'c 21MPa and steel yield strength fy = 275MPa. Use 25mm bars and 75mm
concrete cover.
(a) Determine the thickness based on wide-beam shear.
(b) Determine the thickness based on punching shear.
2.00 m
400+ d
c.s. punching
shear
2.00 m
Pu
c.s. moment
c.s. wide beam shear
d
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