View Full Version : what size rebar?

04-14-2008, 11:58 AM
I'm putting two layers of 6x6x8 PT timbers for a border along a driveway. should I use 1/2" or 3/4 rebar?

Mark Bogart
04-14-2008, 11:42 PM
Go with the 1/2" rebar on the first course. 3/4" is a nightmare to drive in. On the second layer use 10" Timberlock heavy duty wood screws for PT timbers.