Answer / prashant

it is depend upon the type of bar(like10mm bar,8mm bar)
SPACING=((area of one bar)*(width))/(area of rienforcement calculated)
where,
width=generally 1000mm,
area of reinforcement is calculated from design load,
and area of one bar is calculated from dai of bar which we havw taken(usually 10mm and 8mm fro slab)

Answer / omar

(Area of steel-required- /1000) = (Area of one steel bar/S)

find S

then:
the answer will be ΦX/ each S

Answer / babu

Depends upon structural drawings, minimum 6" square gap

Answer / somnath deore

IT IS DEPENDS UPON THE SPAN.FOR LONG SPAN, SPACING WILL BE
6"& FOR SHORT SPAN SPACING WILL BE 7" TO 8".

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