For reinforced concrete the maximum bar diameter may be modified as follows: 0s = 0s fctm/(2.5) h/[10 (h - d)] T 0* (fctm/2.5) for restraint cracking

0s is the adjusted maximum bar diameter

0 s is the maximum bar size given in the Table 4.11 h is the overall depth of the section

Table 4.12 — Maximum bar spacings for high bond bars

Steel stress

Maximum bar spacing



Pure flexure

Pure tension

Prestressed sections (bending)

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