The default size and shape of a junction is controlled by a standard.
The standard may also specify limiting values for some or all of the geometric parameters of the junction.
Topics in this section
About Junction Standards
All junctions are created in accordance with defined rules or standards.
About Viewing and Editing Junction Standards
Junction standards supplied by Autodesk can only be edited once they have been selected for a project. Then, any changes you make to the standard will affect the junction that uses it.