Tendon Prestress Loads

 

 

 

Define the prestress loads to be applied to the selected tendons.

 

 

 

From the Main Menu select Load > Prestress Loads > Tendon Prestress Loads

 

Select Static Loads > Prestress Loads > Tendon Prestress Loads in the Menu tab of the Tree Menu

 

 

 

06-TPL-1.jpg

 

00-Check.jpg Load Case Name

 

Select a load case. Click 00-Point.jpg to the right to add new or modify/delete previously defined Static Load Cases.

 

 

00-Check.jpg Load Group Name

 

Assign a load group in which the tendon prestress load is to be included. Click 00-Point.jpg to the right to add new or modify/delete previously defined Load Groups.

 

 

00-Check.jpg Select Tendon for Loading

 

Select the tendons to be applied with the prestress load. Multi-select the relevant tendons from the tendon list with the mouse and click 06-TPL-2.jpg. To delete the selected tendons click 06-TPL-3.jpg.

 

 

00-Check.jpg Stress Value

 

Specify the magnitude of the tendon prestress.

The prestressing location(s) may be either or both the beginning or/and end of the tendons.

 

Stress: input in stress unit

 

Force: input in force unit

 

1st Jacking
When both ends are stressed, specify which end is stressed first.

 

Begin: Jacking Force at the beginning of the tendons

 

End: Jacking Force at the end of the tendons

 

Both: Jacking Force at both ends of the tendons

 

Note

In case of Pre-tension load type, the 1st Jacking option of Tendon Prestress Loads will not apply. Therefore, analysis results will not be affected whichever is selected

 

 

 

 

00-Check.jpg Grouting: after n stage

 

Define the stage at which the tendons are grouted in the ducts (sheathes). The grouting stage determines the timing of using the transformed section with the grouted tendons.

 

Click 0-Add.jpg to include the selected tendons with prestressing loads in the tendon list. To 0-Modify.jpg the prestressing data, select a tendon, change the data and click Modify. After selecting unwanted tendons, click 0-Delete.jpg to eliminate the tendons form the list.