Pick up the correct statement applicable to cased columns.
A. Single I-beam or channels back with or without flange plates may be used
B. The overall dimensions of the steel section do not exceed 750 × 450 mm over plate if used
C. The column is unpainted and is solidly encased in ordinary dense concrete with 10 mm aggregates having a minimum of cube strength 160 kg/cm2 at 28 days
D. The surface and edges of the steel column should be provided a concrete cover not less than 50 mm
E. All the above
Answer: Option E
This Question Belongs to Civil Engineering >> Structural Analysis
A. 5 mm less than the minimum clear distance between the main bars
B. 5 mm less than the minimum cover to the reinforcement
C. Smaller of A and B
D. Greater of A and B
The fixed support in a real beam becomes in the conjugate beam a
A. Roller support
B. Hinged support
C. Fixed support
D. Free end
A. The centre of gravity of the load system is midway between the centre of span and wheel load under consi-deration
B. The centre of span is midway between the centre of gravity of the load system and the wheel load under consideration
C. The wheel load under consideration is midway between the centre of span and the centre of gravity of the load system
D. None of the above
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