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Civil Engineering - RCC Structures Design - Discussion

Discussion Forum : RCC Structures Design - Section 1 (Q.No. 15)
RCC Structures Design
15.
Bottom bars under the columns are extended into the interior of the footing slab to a distance greater than
42 diameters from the centre of the column
42 diameters from the inner edge of the column
42 diameters from the outer edge of the column
24 diameter from the centre of the column
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
13 comments Page 2 of 2.
Aaisa kya said:   8 years ago
Thanks. @Archana.
UPSC Aspirant said:   7 years ago
What do they mean by inner edge of column? Is it the Top of Column?

Please explain.
Syed Adnan Aqib said:   5 years ago
Column bars transfer load to bottom of footing slab through compression action.

So the compression development length shall govern here which is normally 18xD and 21xD based on steel grade and concrete strength.
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