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TunnelCAD import or export data
File type: 3d graphics, CAD-CAM-CAE file
A dtn file extension is related to the TunnelCAD and used for its import / export data.
File type category:
3d graphics, CAD-CAM-CAE file
Date updated: November 14, 2017
The dtn file extension is associated with the TunnelCAD, a software for tunnel volume calculations and geometrical study, developed by IQSoft.
The dtn file contains imported or exported data from TunnelCAD.
Use TunnelCAD to work with *.dtn files.
TunnelCAD may be able to export *.dtn files to other formats.
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