Downloading HighRoad 6.3.5 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. HighRoad is categorized as Photo & Graphics Tools. The actual developer of the program is Creative Engineering. Commonly, this program's installer has the following filename: highroad.exe. The most popular version of the software is 6.3. We recommend checking the downloaded files with any free antivirus.
From the developer:
HighRoad is an interactive graphical application for the geometric design of roads and highways.
You may want to check out more software, such as AccuTrans 3D, cymexMotion or 20-sim Pro, which might be similar to HighRoad.