The minimum number of main steel bars provided in R.C.C_______________

1.	The minimum number of main steel bars provided in R.C.C________________?
A.	Rectangular columns is 4
B.	Circular columns is 6
C.	Octagonal columns is 8
D.	All the above
Answer» E.

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The minimum number of main steel bars provided in R.C.C________________?

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