A surface is a three-dimensional geometric representation of an area of land, or, in the case of volume surfaces, is a difference or composite between two surface areas. Surfaces are made up of triangles or grids, which are created when Autodesk Civil 3D 2020 connects the points that make up the ...

A surface is a central object for Autodesk Civil 3D 2023, and can be referenced by alignments, parcels, and other objects throughout the design process. Learn how to create and add data to a surface. Then, find out ways of working with large surfaces. This surfaces course will get you started wor...