making mud deep

Can some one please tell me how to make mud deep. Ive done the mud textures I just want to make it deep now. How can I do this?? I've looked everywhere and can't find out out

 

This answer, and the following answers after it cover the depth map:
http://www.beamng.com/threads/3615-...ures-act-as-sand?p=39866&viewfull=1#post39866

have fun!

 

You should look at the game "spintires" they have really good mud mechanics. And it is a great game.