In deck building, make room for common sense , tribunedigital ,,Sep 11, 1993 , The contractor wanted to set the support posts for a new deck on an existing concrete patio, rather , In the Mid,Atlantic, for instance, the bottom of the concrete footing , Secure footings keep the support posts from heaving, or moving up , For instance, resting deck posts on an existing slab may be OK in,
The deck posts are mounted on the outside of the joists and while replacing deck boards, I would like to replace the deck posts and put them inside of the frame. One technic is by cutting a two inch slab at the bottom so half rests on the frame while the bottom bolts into the frame.
Try Pulling the Deck Post from the Concrete Patio Slab My initial approach was to pull the old 6×6 deck post from the concrete patio slab with a Hi-Lift jack. This would tell me how thick the slab is and how deep Ill have to dig to reach the old post footer.
Simply placing a post on a patio slab is not a good idea. The post should be resting on a pier that's got a spread footing and is separated from the patio. Also, you NEED my Stain Solver Certified oxygen bleach to clean off all the green algae from your deck post and your concrete.
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