Place Mesh from Surveyors Data
Tips and Tricks • Andras Bognar • 23 October 2020
AEC - Tip of the Day, Archicad, Site survey

Try to get the pure x y z data from your site surveyor (or create your own) as a simple *.txt file and then you can place your site mesh easily to your ArchiCAD project.
File > Interoperability > Place Mesh from Surveyors Data…

You can try with this attached *.txt file.