Function
Define control parameters of stress, crack and deflection for serviceability checks.
Call
From the Main Menu select [Design] tab > [Type : Meshed Design] > [Design Input Data] group > [Design Parameters] > [Slab Serviceability Parameters]
Input
Select a slab 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 Select functions (By Selection).
Deflection Control
Enter the limiting deflections for Serviceability load combinations.
Defection Amplification Factor
Enter the Deflection Amplification Factor.
Select a slab 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 Select functions (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 EN1992-1-1:2004(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 Control
Enter the limiting deflections for Characteristic combination of loads.
Defection Amplification Factor
Enter the Deflection Amplification Factor.