.COF File

The cof file extension is commonly used by AutoDesk AutoCAD family of products for one of its data files.

The cof file is typically in ASCII format and can contain one or more type of data, including:

• TT channel manning's n data
• Channel or Culvert calculator manning's n data
• Runoff curve number
• Darcy-Weisbach friction factor
• Culvert diameter data
• Mannings coefficients data
• TC sheet flow manning's n data
• Hazen-Williams coefficients data 

A cof file extension is associated with Autodesk apps, like AutoCAD etc. A cof file stores data in ASCII format.

How to open:

Use AutoCAD to work with *.cof files.

How to convert:

Compatible tools may be able to export *.cof files to other formats.