Note: The default calculation models:
Curtain wall, Deck slab (one way), Shell, and Slab—rigid diaphragm cannot be modified. If you want to use a customized calculation model, you need to create one.
- Click Model
Structural Elements, and then select a planar element such as a floor, a panel, or a wall.
- In the Properties panel, click

Edit Calculation Model Type.
- Modify the calculation model properties.
- Click
Save, and then click
Close.