Your old patio can be cracked or cratered. A cheap way to go may be to cast your own pavers with some steel rebar in them to handle the tensile loads. An old, cracked, partially sunken concrete patio can be an eyesore if not a safety hazard. So, if you do not need a complicated deck, try to have a standard and simple one to save your time, money and power. Use fascia board to cover the sleepers end. It only takes a small leak to ruin the whole project just like a roof. Plus you may need a forklift on site to unload. Fastening tile to a torchdown modified roof wont work either. Raised Floor Solutions offers a full in-house design service. Spacers cut from joist wood. It would also require, most likely, two drops. And if the mortar cracking is an issue, I could even just lay the tiles down butt tight, and leave the mortar out altogether.I was told by someone that he has done it to several customers decks.Any other ideas about this type of setup? And of course the tile mastic wont stick to it. The main material of a deck is obviously wood. You wont be saving a few bucks,movement will still happen and puting any weight on them like two people standing on one tile is a little ife I would not do it. Creet board is fine for water contact geting it sealed up is a little tricky. I can say timbertech has never disappointed me. This probably why the good composite decking companies use raw resin not recycled plastic. Read more, Your email address will not be published. It is also less expensive. Below is a link to a picture of a concrete deck, made to look like stone. It is a better idea to fill the reservoir with an exterior self-leveling compound. It looks really nice and should only need a real good power washing a couple of times a year. Branz Corporation, "Concrete Slabs and Conrol Joints", Build, Aug/Sept 2005, Branz, Moonshine Road, Judgeford, Porirua City 5381, New Zealand Post: Private Bag 50 908, Porirua 5240, New Zealand Phone: +64 4 237 1170 Fax: +64 4 237 1171 Email: branz@branz.co.nz Publication sales: publicationsales@branz.co.nz , Tel: Professionals helpline - 0800 80 80 85 - is available free to those … It's about the look. Toolassociate.Com | The New York City Innovation, by Kevin Anchukaitis . Provide adequate drainage, bed depth, and high-quality soil … That Jeff Mon puts down some mighty Fine work!!! On concrete steps, that’s a straightforward job: You can treat them just like the patio, screwing sleepers to the treads and risers and decking over them. I am considering installing a free standing deck off the back of my house. If you have an old deck, you have to clean the wood skirt, bolts and railing. If you make a basic deck, you can install the deck faster. Start by cutting all the posts to length. I am putting deck bearers onto discrete concrete paving slabs (approx 9" gap between the slabs) - the slabs are laying directly onto compacted earth. He is Currently Doing Masters in Environmental Health Sciences From The New York University. Multideck MD146 is the most advance trapezoidal steel deck on the market and is a direct alternative to precast concrete planks, delivering unpropped span capabilities of up to 6.0m MD146 is a long spanning deck installed on the top flange of the steelwork in exactly the same manned as MD60 and MD80 without the need for ASB steel beams to provide support. You need two drills; regular one and a hammer drill. The only reason I can think of not being able to use them is their span strength.Tom. It is an easy part of the process. Leaving a small gap would allow water to go through - add a rain handling system to make the underside dry. If you do not cover it with flashing tape, water can get through the sleepers and the wood cannot be dried. To cut the slippers and other wood, you need a regular saw, miter saw and also a reciprocating saw. Here is the website for any of you who are interested. It will also take your time. Just bring in the extra material and put pavers or travertine on grade. These are two to four story wood frame multi-family buildings on an elevated concrete slab, with parking directly below the elevated slab. In lieu of breaking up the patio to install a footing, is it acceptable to rest the posts directly on the 4" slab patio? Canada product. Why not just poured concrete? Once the concrete has gained strength to 2000 psi, typically within the 3 to 10 days recommended by PTI, the tendons are stressed. Buy a lot of screws. Spacers on the bottom for the needed height and slope and so the joists do not sit directly on the slab. Copyright © 2020 The New York City Innovation LLC, ALL RIGHTS RESERVED. IE: Stepstone is in California. Raised beds built on dark pavement will usually have higher moisture needs than those built on a lawn or natural substrate. You need extra because some beams need to resize, some will not properly straight. Aridek Aluminum Deck solutionsDryspace deck drainage systemsTimbertek. AND then lay down the thickest backer board possible. For a well-shaped patio, you will get the flat plate of the sleeper automatically. Dont even ask to see some of those jobs. Take a hammer drill and drill the sleepers and concrete. Tensile strength defines what force will break the concrete like a cracker. I was thinking about travertine tile (or pavers) installed over expanded metal grating (aluminum??) Exceed the compressive strength and it crushes. So much money you want to make sure you buy the right product. I am just an amatuer at deck building so am sure there are probably problems doing this I am not thinking of. You can keep a gap between the house and the patio. It is an Abbotsford, B.C. Pat yourself on the back for being so smart. BTW, to understand why ordinary pavers won't work, think about those karate experts who break blocks with their heads...;-] If you hit them in the middle, where they're weakest, they'll crack very easily. 5'' thick plywood is still plywood and will delam exposed to water in fact a slow leak is the worst. Generally, it depends on the condition of the patio surface. I am having trouble figuring out how to cover the patio slab since I only have 2-½" from the slab to the bottom of the threshold. The deck only needs to be about 18" off the ground. Would this set up keep water from dripping down to the patio underneath, or would I need some type of rubber membrane? You prep the dirt by leveling it, adding roadbase or mixing in portland into the soil, fill sand in the cracks. Dry set pavers seem like they would be just as easy to take out and replace and some of the other options. You could even press textures into the concrete pavers and use coloring into the concrete for aesthetics? As a beginning DIYer, you need to know details of how to build a raised deck over a concrete patio. Composites are expensive but they are worth the expense.