Construction of RCC column in detail

Column Reinforcement work

As soon as the positions of the column are marked, reinforcement is set according to the structural drawing.

It is usually provided in the drawing as follow :-
C1-12#16 mm dia and stirrup-10 mm dia @ 4″ c/c.

It signifies that column C1 contains 12 numbers of 16 mm diameter bar as vertical bar and 10 mm diameter steel should be arranged 4 inch center to center as stirrup.

or

C2-8#20 mm dia + 10#16 mm⌀ and stirrup-10 mm dia @ (4″+6“) c/c.