I am framing a elevated deck that will be covered with 4 inch exposed agg. concrete. I was told that concrete weighs 4000 lbs per cubic yard. I think that I did the math right making a 4 inch slab about 50 lbs per square foot.
Concrete Condition: If the concrete slab is broken or in terrible shape, you might be better off ripping it up and starting over. Not for Driveways: In general, this isn’t a good method for driveways.
The simplest way to support a deck off a concrete slab is to jack hammer a sufficiently large hole through the slab so you can install a footer of appropriate size and depth. This is not really all that difficult, you rent the jackhammer and an auger.
How can I properly support a raised concrete patio? ... that's technically called a "raised patio" rather than a deck. At 40' long, your challenge will be to prevent cracking...so I'd count on putting in expansion joints. ... I can add tie backs if you feel it is needed. Drainage is not a problem but I could install drain tile. The job is in ...
They initially contacted us about the possibility of resurfacing concrete steps leading to the front door and pouring a new sidewalk from the driveway to the steps. ... then put one of our cast-in-place overlay systems over the wood deck. ... we came in to install a vapor barrier and pour a slab underneath where the deck and steps would go ...
Watch this video to see how easy it is to install our deck tiles over an old concrete patio: This entry was posted in Decking Tiles , Do-It-Yourself , How-to Build and tagged concrete and decking , decking on concrete , decking over concrete patio , how to build deck over concrete on July 21, 2015 by Mr. Ipe Hardwood .
Raised decking over an existing concrete slab patio. ... Walkyrie New Member. I am about to install a raised deck over an existing patio of 600mm x 600mm concrete slabs. I am using 100mm x 100mm posts at about 1m spacing to support 150mm x 50mm joists at 300mm spacing. The deck (4.4m x 3.25m) will be fixed to two walls of the house. ...
Drilling into the concrete below will cause it to crack in the winter. Water will get into the holes and freeze and expand and crack. If you attach the deck to the house with a ledger I see no reason to attach it to the cement. Make sure to use treated lumber and reseal the cut ends of the posts that will sit on the concrete.
Can I put decking strait on the cement slab without any joists??? It would make my life easier if I could because the dek-blocks plus the framing makes the decking the perfect height to do this. ... Deck over existing cement slab concrete moves, you need to tear it out Last edited ... If the integrity of the concrete slab is good and level, you ...
Deck is just below slab level. Brick ledge is three feet down. ... Seems like it would be a better match for a raised deck, but then again I've never been around a project like what you're describing. ... Raised Concrete Deck I would use "Hydro-Stop" Waterproofing membrane. Advertisement « Previous Thread | Top of ...
Concrete under raised deck My back deck is about 6ft off the ground. the only thing under it is mudd and slippery clay. I would really like to put concrete or pavers under it so its not just mudd and clay.
A concrete slab in this condition has to be either broken up and carted away or decked over. This was the ultimate bad patio: severely cracked and cratered, some areas raised by frost, others sunken after 50 years of settling. Step-by-Step Perfect Patio Combo Raising Patio Pavers How to Lay Deck Flooring on a Concrete Patio
Installing Deck Flooring on a Cement Patio. My husband Harrison and I have wanted to change out our patio floor since the day we bought the house. Ripping up concrete and building a deck seemed like a daunting and expensive task, so when we saw NewTechWood Deck-A-Floor, we thought it would be absolutely perfect for our space. Within a day, our concrete slab went from drab to fab.
Re: Raised Concrete Deck Don't have a drawing. The lumberyard I use has an in house engineer and he specked out the package. 2x12's on 16" centers. 3/4 inch plywood.
Building a wood deck over a concrete slab - Straight Dope Message ... Building a wood deck over a concrete slab General Questions. ... I've been looking online and it doesn't seem that hard to put a wood deck on top of it. ... partly over existing concrete and partly over a new raised extension.
The deck (4.4m x 3.25m) will be fixed to two walls of the house. The question I have is whether I may fix the 100mm x 100mm posts direct to the patio or whether I must lift up appropriate slabs and sink the posts to a depth of 600mm in concrete.
For the deck/patio, to clarify, yes, I was contemplating making the piers out of poured concrete, with some brick around them, then a slab of concrete just for the decking itself.
As the joists reach the edge of the slab, their bottom edges should be getting further away from the slab because the slab is sloped to carry water away from the house—the shims should be thicker. This provides much needed room to make the transition off of the slab and into a standard deck support system.
If the integrity of the concrete slab is good and level, you can install some "click together" decking products. There are quite a few new products that just click together like puzzle pieces but are either wood, tile, or composite decking.