Posted 11/21/2012 07:20 (#2708813 - in reply to #2708779) Subject: Re: tiling question 8" y into 2 6" tiles
NEIN
According to my Hancor slide rule, an 8 inch tile on .30 tenths grade will drain only 25 -30 acres at a 3/8 to 1/2 drainage coefficient. You can hook all the tile you want to up to it but the eight will be your limiting factor. I would go twelve inch and be safe for 60-80 acres.