Function
- Specify pretension loads for Truss elements or tension-only elements (hook & cable). Or, modify or delete previously specified loads.
- This load cannot be used for performing analysis with materials having nonlinear properties.
Call
From main menu, select [Load] tab > [Type : Prestress] > [Prestress Loads] group > [Pretension Loads]
Input
Pretension Loads dialog box
Load Case Name
Assign the load case name. Click to the right to enter, additional load cases and modify or delete existing load cases.
Load Group Name
Select the desire Load Group that will include the entered Pretension Loads data. Select "Default", if a Group assignment is unnecessary. Click to the right to add, modify or delete Load Groups.
Option
Add : To enter new or additional pretension loads
Replace : To replace previously entered pretension loads
Delete : To delete previously entered pretension loads
Pretension Load
Enter positive (tension) or negative (compression) pretension load.
If Pretension Loads are unspecified in Cable Elements, midas Civil calculates the initial stresses using the weight density and the cable geometry.