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The distance between the fiber of maximum compressive stress and the neutral axis, c, is perpendicular to the neutral axis.
The value of k1 is determined using TS500 Table 7.1.
Concrete Class | C16 | C18 | C20 | C25 | C30 | C35 | C40 | C45 | C50 |
|---|---|---|---|---|---|---|---|---|---|
k1 | 0.85 | 0.85 | 0.85 | 0.85 | 0.82 | 0.79 | 0.76 | 0.73 | 0.70 |
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The design strength of concrete and reinforcement materials is given below.
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