Firstly, what Civil 3D Surface from Contours ? Well, let's find out in this online training course.
Poly In 3D: Adding Breaklines to a Civil 3D Surface
The Civil Side: Dust Off That Civil 3D 2009 Box! AUGI - The world's largest CAD & BIM User Group
Solved: change color of contour lines by elevation - Autodesk Community - Civil 3D
Combining two surfaces - How to Fixing triangles and contours? : r/civil3d
Civil 3D - Create Surface, PDF, 3 D Computer Graphics
Civil 3D: Adding Contour Data The Right Way and the Wrong Way
Solved: Civil 3D Crashes when trying to create a surface from contour lines - Autodesk Community - Civil 3D
Understanding Data Settings for Surfaces in Civil 3D
Fixing Bad 3D Surfaces: Expert Solutions for Ideal Results