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What is the cross sectional area at a given bar spacing?

02-02-2017 | A. van Wijngaarden

Cross sectional area of reinforcement [mm2/m] at a given bar spacing.

Bar spacing [mm]5075100125150175200225250300
Number of bars per m 2013.31086.675.754.443.3
OBar cross-sectionCross sectional area [mm2 /m]
5mm19.6mm²39226119615713111298877865
6mm28.3mm²56637728322618916214212611394
7mm38.5mm²770513385308257220193171154128
8mm50.3mm²1006671503402335287252224201168
9mm63.6mm²1272848636509424363318283254212
10mm78.5mm²15701047785628523449393349314262
12mm113.1mm²226215081131905754646566503452377
14mm153.9mm²30782052153912311026879770684616513
16mm201.0mm²4020268020101608134011491005893804670
20mm314.0mm²6280418731402512209317941570139612561047
25mm490.6mm²9812654149063925327128032453218019621635
32mm804.0mm²160801072080406432536045944020357332162680
40mm1256.0 mm²25120167471256010048837371776280558250244187


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