.CTR File

File extension ctr is associated with CTRAN/W, a finite element software product that can be used to model the movement of contaminants through porous materials such as soil and rock, developed by Geo-Slope International.

A .ctr file contains various data stored in the CTRAN/W define data file format.

How to open:

Use CTRAN/W to open and work with .ctr files.

How to convert:

Unfortunately, there appears to be no way how to transform .ctr files to other formats.