How to replace dia of bar in beam like 25mm 3no.S at bottom
But due to some reason on site 25mm bar is not available
Then is it ok to provide 20mm 4no.S? Give description or
Formula to calculate area of steel and replacement?
Answers were Sorted based on User's Feedback
Answer / iqbal
Due to some reasons required diameter of steel is not available then we required to compensate the availability of steel at site. i,e if 25 mm 3nos to 20mm the formula is
total area of 25mm steel X nos of rods Divided by area of 20mm dia of one rod
| Is This Answer Correct ? | 37 Yes | 0 No |
Answer / krishna
Dia of bar pi/4*d2* no of bars.
If u replace the bars So pi/4*d2
:dia of bar/ replace of bar gives the total bars of available
| Is This Answer Correct ? | 4 Yes | 0 No |
Answer / manoj kumar
The formula or the thumb rule for finding of no of bars with spacing .
Let the d= dia of the bar which is to be provided at the place of given bar.
D= dia of given bar in the drawings.
Spacing = d2/D2x(given spacing of bar in dwg.)
for Eg.
d=20, D=25 spacing=200
s=(400/625)x200=128
| Is This Answer Correct ? | 12 Yes | 10 No |
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