A steel pipe column resting on a steel base plate concrete pedestal supports an axial load of P = 1200KN, as shown. The column has an unbraced length of 3.5m, outside diameter of D = 280mm and can be assumed hinged at both ends. The allowable compressive strength of column is 60MPA and the allowable bearing strength of concrete is 9.6MPA. P it L d D D, Base plate Concrete pedestal

Steel Design (Activate Learning with these NEW titles from Engineering!)
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Chapter9: Composite Construction
Section: Chapter Questions
Problem 9.1.2P
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What is the minimum thickness of the column in mm? 

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SITUATION 34
A steel pipe column resting on a steel base plate concrete pedestal supports
an axial load of P = 1200KN, as shown. The column has an unbraced length
of 3.5m, outside diameter of D = 280mm and can be assumed hinged at both
ends. The allowable compressive strength of column is 60MPA and the
allowable bearing strength of concrete is 9.6MPA.
P
it
L
d D D,
Base plate
Concrete pedestal
Transcribed Image Text:SITUATION 34 A steel pipe column resting on a steel base plate concrete pedestal supports an axial load of P = 1200KN, as shown. The column has an unbraced length of 3.5m, outside diameter of D = 280mm and can be assumed hinged at both ends. The allowable compressive strength of column is 60MPA and the allowable bearing strength of concrete is 9.6MPA. P it L d D D, Base plate Concrete pedestal
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