Posted 6/22/2020 04:35 (#8328690 - in reply to #8327809) Subject: RE: Pouring concrete on slag base
West Chazy, New York
Metal in slag tends to corrode, so be sure any rebar is chaired well away from the base. I dug some up once that had been used as fill under a driveway. It was wet while the surrounding dirt was dry, which makes me think that it holds water.
Pouring concrete on slag base
