Posted 4/28/2012 19:52 (#2358426 - in reply to #2356641) Subject: Re: Wire mesh or re-rod for concrete?
For 12" spacing it would take 79 each direction. Or 79 x 80 plus a bit for splicing overlaps each way. 158 x 80' = 624 pieces 20' long. 12,840 running feet.
18" spacing would take 2/3 as much, 416 pieces 20' long, 8, 560 running feet.