Answer:
The load cases marked in red, such as LC4 in the image, cannot be designed: Such a load case contains either no loading, or imperfections only. When selecting the load case, a corresponding warning appears.
Load Cases Displayed in Red in STEEL EC3
Why are some load cases displayed in red in RF-STEEL EC3?
Author
Ing. Martinec takes care of customer service and student licenses in the Czech office.
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