After exporting a workflow type, two files (.CSV and .ITX) are placed on the application server in a subfolder is called ItemTypeExport.
.CSV — The file with the extension of CSV is the metadata for the workflow type. It explains what fields and other data components are needed to restore the workflow type.
.ITX — The file with the extension of ITX and is the actual query that is run to add the workflow type to the database.
The folder is located in the web application server \\<TARGETDIR>\Deltek\PMCompass\ItemTypeExport.
See Export a Workflow Type for more information.