Use this dialog to check that the structure meets the IS 13920:1993 standard requirements, and that it can undergo earthquakes without collapsing.
Access
Remember: Ensure that you are using the RC environment, and that you have selected the IS 456 : 2000 standard before you follow the instructions below.
Tip: If you haven't already, you can select the IS 456 : 2000 from the Job Preferences dialog.
- Click RC Element
New Column 
, or RC Element New Beam 
. - Click Analysis Calculation Options, and then click Seismic in the Calculation Options dialog.
Dialog elements
- Seismic zone
- Select the seismic zone in which the structure is located. Note: Select zone III, IV, or V to access the other options of the dialog.
- Number of stories
- Select a number of stories for the structure. Note: If the building includes more than three stories, the minimum grade of concrete is checked.
- Calculation options
- Select the options that you want to include in the calculations:
- Consider plastic hinges shear force.
- Column under discontinued walls (7.4.4).
- Column with significant variation of stiffness along its height (7.4.5).
- Frame joint satisfies the conditions point (8.2).