Click Rigid Route
in the Compass Toolbar.
The 3D Part / Product DS dialog box appears.
Enter details and click Finish.
The balloon appears.
Select Insert Point
> Select Point
.

Select a point in the 3D graphics area.
This will be the another extremity of the branch pipe.
In balloon, choose Select
>
Branch
.
The Branch Definition dialog box appears.
Note:
All the boxes in the Branch Definition dialog box are unavailable.
Select a point on the run.
Direction line is drawn mentioning an angle.

Also, all parameters are initialized and displayed in the Branch Definition dialog box.
Select Rigid branch
.

Modify the parameters as necessary.
Click OK.
The rigid branch is
created.