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Civil Engineering - Structural Design Specifications - Discussion

Discussion Forum : Structural Design Specifications - Section 3 (Q.No. 10)
Structural Design Specifications
10.
Pick up the correct statement applicable to cased columns.
Single I-beam or channels back with or without flange plates may be used
The overall dimensions of the steel section do not exceed 750 x 450 mm over plate if used
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
The surface and edges of the steel column should be provided a concrete cover not less than 50 mm
All the above.
Answer: Option
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