Serviceability Parameters

Define stress parameters, control parameters of crack and deflection for serviceability checks.

Note
Concrete Serviceability Parameters are applied to beam members only.

From the Main Menu select Design > Concrete Design Parameter > Serviceability Parameters

Select Design > Concrete Design Parameter > Serviceability Parameters in the Menu tab of the Tree Menu

Select a beam member from the Model View to enter the following parameters:

Option

Add/Replace: Add a new value or modify a predefined value.

Delete: Delete a predefined value.

Selection Type

Select all the members ('All' or select the members by using 'By Selection'

Exposure Class

Select the Exposure Class (For further details, refer to Table 4.1 of EN 1992-1-1:2004(E)).

Note
Depending on the selected Exposure Class, Stress Parameters and Crack Control options are automatically inputted and, in addition, can be modified by the user.

Stress Parameters

Enter the strength reduction coefficients. The default values can be changed according to the specified national annex in Concrete Design Code.

Crack Control

Enter the limiting crack widths. (For further details, refer to Table 7.1N of EN 1992-1-1:2004(E)).

Note
Crack Control menus become activated or inactivated depending upon the Exposure Class.

Quasi-permanent Deflection Ctrl

Enter the limiting deflections for Quasi-permanent combination of loads.

Characteristic Deflection Ctrl

Enter the limiting deflections for Characteristic combination of loads.

Deflection Amplification Factor

Enter the Deflection Amplification Factor.