Autodesk does not offer a "free public download" for Civil 3D 2013. However, if you have a valid serial number from a legacy purchase, you can retrieve the installer via Autodesk’s Virtual Agent or your subscription center.
: For the first time, a dedicated survey panel lived on the ribbon, removing the need to hunt for survey points in separate menus. Cloud Beginnings : It was one of the first versions to integrate with Autodesk 360 Autocad Civil 3d 2013 64 Bit- Free Download