From: Parametric Study of Different Unbonded Tendon Layouts in Pre-stressed Concrete Flat Plates
Layout | X-direction \( \left( {\left| {\frac{{M_{\text{Ed}} }}{{M_{\text{Rd}} }}} \right|} \right) \) | Y-direction \( \left( {\left| {\frac{{M_{\text{Ed}} }}{{M_{\text{Rd}} }}} \right|} \right) \) | ||||||
---|---|---|---|---|---|---|---|---|
Column strip | Middle strip | Column strip | Middle strip | |||||
At column B2 | In span A1–A2 | At column line B2–A2 | In span B1–B2 | At column C2 | In span D3–C2 | At column line C2–C1 | In span D4–C1 | |
A | 0.85 | 0.70 | 2.68 | 2.00 | 1.22 | 0.87 | 0.26 | 0.32 |
B | 0.85 | 0.70 | 2.68 | 2.00 | 0.57 | 0.47 | 1.30 | 0.64 |
C | 1.34 | 1.08 | 0.67 | 0.73 | 0.57 | 0.47 | 1.30 | 0.64 |
D | 1.13 | 0.91 | 0.91 | 0.91 | 0.57 | 0.47 | 1.30 | 0.64 |
E | 1.13 | 0.91 | 0.91 | 0.91 | 0.79 | 0.60 | 0.51 | 0.41 |