Posted 8/5/2014 21:40 (#4003924 - in reply to #4001834) Subject: RE: plow options for 12" tile
I figure it is way less stress and not a lot more time to put in two 10" or even three 8". The main drawback would be if you were wanting to go with laterals from both sides of the main and were wanting to use the same start hole for connections.