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2021-02-12

[EN] FAQ 004942 | After the design was performed using RF‑/TIMBER Pro, I optimized a cross-section ...

Question:
After the design was performed using RF‑/TIMBER Pro, I optimized a cross-section. Why is the utilization of the optimized cross-section exceeded now?

Answer:
The optimization of cross-sections in RF‑/TIMBER Pro is based exclusively on the ultimate limit state (ULS), not the serviceability limit state (SLS); see the image from the RF‑TIMBER Pro manual.

More information about the cross-section optimization can be found in the RF-TIMBER Pro manual on pages 76-78 (also available using the F1 key in the add-on module).