The use of 3dsMax amongst civil engineers for planning, modeling, and previsualization is growing every day.  3am has released the latest version of their DynamiteVSP tool for 3dsmax to include support for the latest versions:

Primary areas of focus in this new release include full 64-bit support for Autodesk 3ds Max and Autodesk 3ds Max Design 2010, a range of performance and user interface improvements, support for AutoCAD Civil 3D 2010 point groups, and a new render-time sight distance analysis tool.

In addition, it improves interoperability with other common civil engineering tools like AutoCAD Civil, Bentley, and 12D Model.

via Jul 2 – 3am Releases Dynamite VSP v4.0 for 3ds Max Design.