From the STAIRS LADDERS HANDRAILS tab in the Tools group, click Tidy, select Joints from the drop down list to display the Tidy Joints window.

From the STAIRS LADDERS HANDRAILS tab in the Tools group, click Tidy, select Nodes from the drop down list to display the Tidy Nodes window.

The functionality available is identical to that in the Structural application, for more information, refer to Tidy.