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Structural Concrete - Hassoun

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884 Chapter 21 Beams Curved in Plan<br />

Figure 21.11 Example 21.8.<br />

b. For the section at midspan, M u = 78 K⋅ft and actual d = 21.5 in.<br />

R u = M u 78,000 × 12<br />

= = 145 psi<br />

2<br />

bd 14 ×(21.5)<br />

ρ

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