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The Analysis Settingsdialog will open.
Select In the General tab, select the Seismic Forces Calculation Method as the Mode Combination Method Using Response Spectrum.
Select Use Semi Rigid Diaphragmsfrom the Slab Diaphragms Modelling Method section.
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Check the slab parameters.
Click the OK button to close the dialog.
Click the Rebar Selection command from the ribbon menu.
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The Steel Rebar Selectiondialog will open.
Click the Column tab.
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Check the column longitudinal and transverse reinforcement diameters.
Click the Beam-Coupling Beam tab.
Check the beam longitudinal and transverse reinforcement diameters.
Click the OK button to close the dialog.
Click the Analysis+Design (F9) command.
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