I put two deck screws in wherever the deck boards ended on or crossed over a sleeper.
Building a deck over concrete porch.
Building a floating deck over concrete is one of the best ways to expand your living space while enhancing your property s aesthetic appeal.
Trim the plugs flush with a sharp chisel.
Or you can use the slab as the base of the deck and use wood as the top of this deck.
You ll end up with some funky recurring measurements to be sure especially if like our porch you find it s actually a little over 20 feet long so nothing is quite even.
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Fortunately there s a great alternative to removing the concrete pad and building a deck with joists and posts.
As the wood absorbs this excess heat and humidity it will twist warp and cup.
By building a floating deck made with capped composite decking materials you can swiftly transform a drab or dated concrete slab into a captivating living oasis for you and your guests.
Attach the wood composite decking to the top of the concrete stoop using the same masonry anchors.
Install plugs into the counterbored holes using hot melt glue.
For a good conditioned concrete base building a raised deck is easy.
I left about a 1 4 inch gap between each row of boards.
To keep step heights equal you ll have to raise the treads by the same distance you raise the patio 2 1 2 to 3 1 2 in.
On concrete steps that s a straightforward job.
You can build a raised deck over concrete base in two ways.
In most decks two by fours aren t acceptable to use as joists.
One is to demolish your concrete patio completely and then build a wooden one as the replacement of concrete base.
When they re flat on the ground or on a slab though they re called sleepers really just joists on a surface and can be used this way because the slab underneath is carrying most of the weight.