Using this option, you can access a database to define a complex section. You can easily define a complicated section by defining relevant dimensions of a selected section type.
Access the option by:
After the option is selected, the Complex Section Definition dialog displays.

You can import to the Section Definition module a relevant section from the active section database specified at the top of the dialog. The middle part of the dialog has 3 parts:
To import a section to the Section Definition module:
List of available section types
| 
 Icon  | 
 Symbol  | 
 Section description  | 
|---|---|---|
| 
 | 
 A1  | 
 I-section with one symmetry axis  | 
| 
 | 
 C1  | 
 2 C-sections  | 
| 
 | 
 C10  | 
 I-section contained in a concrete rectangle  | 
| 
 | 
 C11  | 
 2 I-sections contained in a concrete rectangle  | 
| 
 | 
 C12  | 
 2 C-sections contained in a concrete rectangle  | 
| 
 | 
 C13  | 
 4 angles + 4 plates with concrete filling  | 
| 
 | 
 C14  | 
 I-section with 2 T-sections  | 
| 
 | 
 C15  | 
 I-section with 2 T-sections  | 
| 
 | 
 C16  | 
 I-section with 2 plates  | 
| 
 | 
 C17  | 
 I-section with 2 plates of different size  | 
| 
 | 
 C18  | 
 I-section with 2 smaller I-sections  | 
| 
 | 
 C19  | 
 I-section with 2 circular sections  | 
| 
 | 
 C2  | 
 2 C-sections  | 
| 
 | 
 C20  | 
 I-section with 2 C-sections  | 
| 
 | 
 C21  | 
 I-section with 4 angles  | 
| 
 | 
 C22  | 
 I-section with 4 angles  | 
| 
 | 
 C23  | 
 2 C-sections  | 
| 
 | 
 C24  | 
 C-section with 2 plates  | 
| 
 | 
 C25  | 
 C-section with 2 angles  | 
| 
 | 
 C26  | 
 C-section with 2 angles  | 
| 
 | 
 C27  | 
 2 angles  | 
| 
 | 
 C28  | 
 4 angles with 2 plates  | 
| 
 | 
 C29  | 
 4 angles with a plate  | 
| 
 | 
 C3  | 
 2 C-sections with 2 plates  | 
| 
 | 
 C30  | 
 8 angles  | 
| 
 | 
 C31  | 
 8 angles  | 
| 
 | 
 C32  | 
 4 angles with 2 C-sections  | 
| 
 | 
 C33  | 
 4 angles with 4 plates  | 
| 
 | 
 C34  | 
 C-section with 2 angles  | 
| 
 | 
 C34a  | 
 4 angles  | 
| 
 | 
 C37  | 
 3 I-sections  | 
| 
 | 
 C38  | 
 2 I-sections  | 
| 
 | 
 C39  | 
 2 C-sections with 4 plates  | 
| 
 | 
 C4  | 
 2 C-sections with 2 plates  | 
| 
 | 
 C40  | 
 I-section with 2 C-sections  | 
| 
 | 
 C5  | 
 2 I-sections  | 
| 
 | 
 C6  | 
 4 C-sections  | 
| 
 | 
 C7  | 
 Box with 2 I-sections  | 
| 
 | 
 C8  | 
 4 angles  | 
| 
 | 
 C9  | 
 I-section + C-section with a concrete rectangle  |