Cant

Learn about cant tools and calculation for use in railway design.

Topics in this section

About Cant
Cant is the change in level of rails in the horizontal curves in a railway. Cant is the rail equivalent of superelevation in roads.
About Railway Design Standards
Using the Calculate Cant wizard, you can specify railway design standards, including formulas for equilibrium cant and maximum cant deficiency, and tables for applied cant, transition length and attainment method.
About Cant Variables and Formulas
Use the following set of variables to calculate transition distances.
Examples of Cant Attainment Methods
View examples of the XML formats you can use for various cant attainment methods.
About Cant Pivot Methods
This section describes the pivot methods that are supported in Autodesk Civil 3D.
To Calculate Cant Along an Alignment
Specify the railway pivot method, gauge, and attainment method for calculating cant along an alignment.
About Cant Warnings
View warning messages that indicate issues that cause inaccurate cant calculations.
To Edit Cant Design Criteria on Curves
To Specify Cant View Feature Settings
To Create Cant View Styles
To Modify Cant View Properties
To Create a Cant View
To Grip Edit Cant Data
To Manually Edit Cant Data
About Resolving Overlapping Cant Curves
Correct a condition in which the cant region of one curve overlaps with the cant region of an adjacent curve.
To Resolve Overlapping Cant Curves
To Add a Cant Critical Chainage
To Delete a Cant Critical Chainage
To Clear All Cant Data From an Alignment
Cant Command Reference
You can use the following commands when you work with cant.

Parent topic: Rail