I live in southern Arkansas and I'm planning to build a 6' x 25' detached, elevated deck/balcony 8 ft. above my walkout basement patio. All three types of slabs may also be exposed to restrained drying shrinkage and thermal contraction that can cause cracks. There is a thin "cool deck" covering of on the slab. Correction....bazillion is a trillion to the thousandth power. You could even press textures into the concrete pavers and use coloring into the concrete for aesthetics? Then find who you want to do it. Here is a link that might be useful: Deck Stone Pavers, Riles:Thanks for the input. Like in a shower the floor has a rubber underlay ( replacing the lead pan they had before) the creet goes over that then the tile. We have installed hundreds of thousands of square feet of suspended floor slab on metal decking using lightweight concrete, and we've found it's next to impossible to get a smooth, level floor. Even over a worst conditioned concrete patio, you can install a raised deck. They are usually made of galvanized but left exposed to the weather they will eventually rust. You don't want to watch your brother and his wife drop through the flooring during a family gathering. Besides, you need nails, glue, silicone, wood sealer, etc. Deck Footings. Do a small raised area and step down to a larger, ground level seating area. One slab has sunk by about 2 inches on the short side. To get the height of the joists, subtract the thickness of the decking from the distance between the top of the slab and the bottom of the patio door threshold. Provide adequate drainage, bed depth, and high-quality soil ⦠When you put all the sleepers over the patio, you should mark the excess parts. Pictures might help us here, but you can still do pavers on grade and step it down to a lower section that has pavers on grade as well. Concrete Stabilization. all countersunk. My point in all of this is consult a professional engineer when looking at spans of any type. 270 locations nationwide! In the event you want the concrete tinted, apply the concrete powder dye after the concrete has slightly dried. Spacers cut from joist wood. Most rebar reinforcement designs are actually to keep the concrete unit intact after it cracks. J. The method is straightforward. Enjoy your dry patio. The friendly staff at Softwoods are only too happy to help. Besides, keep circular saw, screwdrivers, flashing tape, levels, etc. You could use fiberglass/webing like they do on boats. Now it is time to install the deck. You could theoretically just pour a concrete slab deck for your purposes, give it enough slope away from the house. For a good conditioned concrete base, building a raised deck is easy. I am putting deck bearers onto discrete concrete paving slabs (approx 9" gap between the slabs) - the slabs are laying directly onto compacted earth. I am using 100mm x 100mm posts at about 1m spacing to support 150mm x 50mm joists at 300mm spacing. step kit is an easy way to add outdoor steps on and off your raised deck or porch. You can do this yourself without calling a contractor. Approach your projects by knowing exactly what you want and know that it can actually be done. What style patio covering would best fit this backyard. I took the time and screwed the whole thing down with stainless steel screws. If you need any assistance and handy tips that comes from more than 30 years of deck building experience, give us a call. In our case this was 2-1/2 inches. A residential post-tensioned concrete slab will typically be 8 inches thick and use 3000 psi concrete. Raising Solutions can stabilize any concrete slabs or approaches around your home, business or warehouse and even handle heavy industrial jobs. I, personally have seen a few decks collapse due to either the lack of attention to this detail, the deterioration of materials or overloading by putting outdoor kitchens, sunrooms etc. Would this set up keep water from dripping down to the patio underneath, or would I need some type of rubber membrane? Below is a link to a picture of a concrete deck, made to look like stone. Deck Door Experts: flush threshold with good seal? It's quite the chemistry lab. 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 bottom 2" x 4" will be raised off of the floor (just set it up on a scrap piece of the same material to get a good height set up). Or you can use the slab as the base of the deck and use wood as the top of this deck. The slab measures about 6 feet by 3 feet by 4 inches. Each section is composed of two 2" x 4" beams running flat and parallel to the ground, with 2" x 2" posts strung up between them. Here is what I am thinking of doing...I have a 16 foot long by 10 foot wide deck off of the master br. They all seem to have at least one problem or more don't they. There is nothing like walking out on this deck in your bare feet....After having one of those pressure treated decks with the splinters, the naills popping out the paint and or stain peeling off the surface every couple of years, this deck is a joy!!! Or, has anyone here ever used EPDM on a raised deck as the "floor". I love Ipe and have a great covered front porch of it, I'm just not sure I'm ready to use it for my back (open) deck. into the space after the deck was built. Most of the time, the patio corner had settled by many years. I have to consider the weight of the pavers, people, and snow load. Much like when you are tossing a pair dice, toss handfuls of powder throughout the concrete. I am about to install a raised deck over an existing patio of 600mm x 600mm concrete slabs. Your old patio can be cracked or cratered. You can draw some straight line to do it properly. Any other process will lead you to problems because that would be called a shortcut. So, the best solution to make the patio beautiful is to build a deck. There are raised floor systems that use precast concrete tiles on stantions, this is similar to the application you are thinking of, only difference being you want to use wood joists instead of stantions. Why not just poured concrete? I will add my 2 cents worth. To keep step heights equal, youâll have to raise the treads by the same distance you raise the patio (2-1/2 to 3-1/2 in.). Effects of concrete placing and fin-ishing operations on floor flatness will be discussed in a subsequent a rt i c l e. Contractor and engineer responsibilities An out-of-level elevated slab may be caused by: Deflection of form w o r k and s h o r ing during concrete We raise and level existing concrete structures such as sidewalks, garage slabs, pool decks, and decorative walkways. Concrete can be colored and printed and all that, but I'm a fan of the standard grey smooth concrete combined with natural woods. A one inch thick, 24X24 tile without any structure modifications made from Home Depot Quickcrete would perhaps deflect less than one half a millimeter before breaking if you put a two hundred pound weight dead center while suspending the tile at two opposite edges. It is a perfect size. There are 2 ways of handling an elevated concrete slab. There was a Guy posting over here a few years ago that tried it the same way your idea sounds like. We are participant in the amazon services llc associates program. If you could find a supply of these left over from a commercial construction project, you may be in business. For this reason, rainwater can be stuck in the basement. milkec4w I am glad your Trex worked out for you. The pavers would be layed on 16" centered joists, and no joist would span more than 8 feet. I may just try though, with no guarantees. Worth the money..... We are so scared to built a composite deck. It would also require, most likely, two drops. You need some simple tools to build and install your deck. As far as access goes, with 18" clearance there isn't much you can do to provide "easy" access to your underground utilities. Maybe I'm just to fussy?Tom. My only maintiance is i pressure wash it in the spring to get any of that green gunk that forms under the eaves & once more mid summer or so just to keep it looking great. Choosing the wood depends on your living place. It looks really nice and should only need a real good power washing a couple of times a year. Its the nature of tile/grout. You would be covered if a tile split - no one would fall through. Composites are expensive but they are worth the expense. But that may be the only way to go. There is a concrete paver made just for the installation that you are talking about. Tendons today are seven high-strength steel wires wound together and placed inside a plastic duct. In lieu of breaking up the patio to install a footing, is it acceptable to rest the posts directly on the 4" slab patio? 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 ⦠You can choose yellow pine or cedar wood. A big one can take more days. J. The tiles started coming up in a few weeks as the pictures showed. Also a barrier between the deck and the house. Provided the concrete slab is strong enough to bear the weight of the completed deck, I'd pour my own piers on top of the slab. Your email address will not be published. You can purchase concrete leveling compounds at home improvement retailers to level out the floor. Work in a timely nature that stuff gets real hot toward the last,keep the fumes away from you. Toolassociate.Com | The New York City Innovation, by Kevin Anchukaitis . Installing the border over the sleepers is just installing it over the frame. Google up stone deck. And of course the tile mastic wont stick to it. After all, the bathroom subfloor is only 1/2 inch, and I could go thicker than this on the deck. Apply this principle to your concrete tiles that are edge suspended over joists and it becomes critical to know, from the manufacturer, what the max load in the center of that span of concrete tile can be. Buy a lot of screws. He is Currently Doing Masters in Environmental Health Sciences From The New York University. Test periodically with pH meter and adjust as required. Enjoy your deck. Even if you could get a watertight underlayment, you would have to come up with a funky drainage system, the water has to have somewhere to go. Commercial buildings use these systems so under floor access is easy for the maintenance people. These will be the end "sill plates" that support the ends of the floor joists. Keep this in ⦠Read more, Your email address will not be published. It still looks as good as the day I put it down. Pat yourself on the back for being so smart. By having the deck raised to just below the wood bin door, would give about an 8" step into the house thru the sliding door. But when you read the shared information on this site it scares you. There has to be a cost efficient way to put in a raised deck without using treated lumber or the expensive composit decking.Any other ideas, and suggestions will be greatly appreciated, so keep them comming. If you draw something up with sizes as recommended by your local building center, an engineer should be able to work out the actual forces and properly size things (and space supports) for a relatively small amount of money (my 20x20 sunroom cost me $200 to have reviewed by an engineer.) Read Next. For standard decking, you need some parallel sleepers. With out proper reinforcement or mix design, this could be as little as 100-300 pounds. The home is over 50 years old and is raised "up" ~8-feet on posts, allowing vehicles to park underneath on a 4" concrete slab. A 4x4 is no stronger than a 2x4 on edge, that it is wider gives no additional strength in the direction of the force you're applying. Thank'sTom. If you make a basic deck, you can install the deck faster. On treated pine, you can paint any color. I've never heard of anyone building a composite slab with a plywood deck but that doesn't mean they don't do it in other locals. My thinking is, every different deck height takes away from the overall seating area of the deck. If you have an old deck, you have to clean the wood skirt, bolts and railing. Don't guess and above all, don't take the word of DIY'ers. I have quite a few years in the pre-cast concrete business and you need to deal with more information than what I've seen posted here. Besides, you can make a thin coat and make it a slight slope to run the water away. But structurally should work and apart from your labor time, very cheap. or perhaps fiberglass grating if I could find some used at a reasonable price (see gratedex.com for an incredibly expensive commercial version of this). The closer to the edge that you apply the force, the less down force required to create the cracking. It's about the look. It is an easy part of the process. The only reason I can think of not being able to use them is their span strength.Tom. Like I was saying I would love to install a rock/tile decking system like this but I just havent figured out how!!! Either you build a suspended slab which is a self supporting structure or a composite slab where the formwork is part of the structure. Backfilling 18" would cover about 16 feet of siding on the house. Many factors need to be taken into account when designing an elevated concrete floor, not only to take into account the weight of the floor, but also the effect of additional loads on the concrete. But for sunken patio areas, you may have to spend a lot of hours to put the sleeper flatly. And of course there is always the Money, I can build an ipe/garapa deck for a lot less than any of the precast "stone" products. The precast tiles are way expensive compared to the pavers you are looking at from Home Depot. We will teach you how to determine the code compliant size of your footings based on the soil type and tributary loads. I'm thinking along the lines of possibly using pavers, or 16x16 concrete patio blocks(available from Home Depot, Lowe's etc. Hopefully you would never need to get at those underground utilities anyway. But for a broken or cracked base, you need to repair the base at first. Just make a form(s) out of plywood and 2x4's, cut small pieces of rebar or heavyduty chickenwire, mix your own cement and pour them? Building a Raised Deck Over Concrete Patio, Steps to Build a Raised Deck Over a Concrete Patio. Problems always cost extra. Or you can use the slab as the base of the deck and use wood as the top of this deck. Just bring in the extra material and put pavers or travertine on grade. It doesn't all have to be the same grade. If there is any crack on the concrete, you have to repair it. Way too much movement. Over time, this may affect the soil in your raised beds. However, a concrete slab that is damaged severely cannot be fixed properly. Wood Deck Concrete Overlay Decorative Concrete, concrete deck (17th and 18th image down from top of page). You have to clean the surface of the concrete slab. If you want to make some change of this concrete patio, you can just build a raised deck over it. They are only for laying on grade. Pavers or the like do not go on a wood frame, they go on top of the dirt. You can build a raised deck over concrete base in two ways. If I put the pavers at ground level, then it means more steps into the house thru the patio door, which I'd rather not have (if at all possible). Fastening tile to a torchdown modified roof wont work either. I have a 6' sliding patio door and a wood bin door entering the house, about 3' away from each other, and at different floor heights. All our work is done with power trowels, and when the slab is at its optimum for finishing, the concrete tends to roll slightly ahead of the power trowel as if it were a very stiff clay. That's a lot of movement! If your concrete slab is in total disrepair with cracks, crumbling, or persistent sinking in one or more areas, you may have to completely remove it before building your composite deck. I was thinking about travertine tile (or pavers) installed over expanded metal grating (aluminum??) Copyright © 2020 The New York City Innovation LLC, ALL RIGHTS RESERVED. That really adds to the shipping costs! So, if you do not need a complicated deck, try to have a standard and simple one to save your time, money and power. 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? But beware of some situations and then start your work. Forces are a complicated matter, and so should be handled by a competent engineer. It rests against the pool structure on the long side. The modulus is a measure of the flexibility of the concrete unit. 1. there are others, but for what I see here, these are the three that matter. It is also less expensive. You need extra because some beams need to resize, some will not properly straight. Get structural data for products you aren't knowledgeable about. At first, you have to plan a layout. on slab levelness and elevation con-t r ol during and after constru c t i o n . It will be good for your new decking. Required fields are marked *. Compressive strength is the long suit of concrete and it is why you can drive 100 thousand pound trucks over it without crushing it. He is Writer & Senior Editor at Toolassociate.com . Anything greater than that is a bonus. Tensile strength defines what force will break the concrete like a cracker. In this article, I am going to show you the easier way how to build a raised deck over a concrete patio. Different day, different cook, different recipe. To cut the slippers and other wood, you need a regular saw, miter saw and also a reciprocating saw. First, in most parts of the country, your 'deck' only needs to be engineered to 40 psi loads. I would "glue" the plywood joints so they would be watertight. IE: Stepstone is in California. Pavers will not span. Well, here's why raising the grade isn't an option. I visited a couple of sites that used a similar system, but the materials were purchased from them. The deck only needs to be about 18" off the ground. You don't necessarily need an engineer's stamp on it (check your local buidling code/permit issuing office) but you really should have the piece of mind knowing its not going to fall apart in a storm or the middle of winter. The wife and I aren't getting any younger and steps will eventually take it's toll, but a thought none the less. In the area I'm planning the deck, isn't all that large, at least to me. For a good conditioned concrete base, building a raised deck is easy. Just trying to save a few bucks and do it myself. Most wood and composite decks that are passed before building departments meet this minimum. 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. Decking How to build outdoor steps A D.I.Y. These are just ideas going thru my head right now, and I can see where regular pavers have a span strength problem, so that may not be the way to go. Mark the location of the sleeper on the concrete patio. Saw cutting an elevated slab, however, doesnât create the same weakened plane that it does in a slab-on-ground. Choose a simple deck design because it is right for you. This slab extends beyond the house and the deck ⦠Putting a load on a truck to Ohio could cost more than the product. Never use trex for anything but mabey fire starters in the wood stove. So, you need plenty of wood. So much money you want to make sure you buy the right product. I'd love to see more discussion on all of this... Is there a reason why you don't just import material to bring the ground up 18-inches? 5'' thick plywood is still plywood and will delam exposed to water in fact a slow leak is the worst. I copied that from the manual. That Jeff Mon puts down some mighty Fine work!!! Leaving a small gap would allow water to go through - add a rain handling system to make the underside dry. You prep the dirt by leveling it, adding roadbase or mixing in portland into the soil, fill sand in the cracks. Keep in mind that installing a raised garden bed on top of a deck may cause staining or water damage, unless drainage is controlled. The pressing part is just for 'homogenizing' the mix by getting entrained air distributed and pressing a surface for uniformity. Canada product. Besides, you need not help of a carpenter to do this job. You should remember the extra sleepers for stairs. Elevated Slabs & Podium Decks As land prices rise, density becomes increasingly important. Pressure treated joists parallel to the house, either 16" or 24" apart depending on decking material. Kevin Anchukaitis is Researcher, Columnist. Updated January 1, 2021. The opposite long side is grass. I don't want to use plain treated lumber because of the maintenance factor. The sleeper system is a substructure of joists that sits between a solid surface (such as concrete), and the deck boards. The problems include movement,water geting in past the grout,tiles cracking things like that. And thanks so much.Tom. If you lay a concrete slab around the existing deck posts you would either have to break out some of the concrete or take out the old post (which might damage the concrete) and patch the hole so that you could install a new surface mount post anchor. Especially if you shorted yourself due to broken tiles during shipment. That's marketing. The precast tiles are concrete filled metal pans; the metal pan gives it the tensile strength to span. The sleeper’s layout will depend on decking layout. If your concrete slab is somewhat elevated, you can add a lower level using joists and bearers and use this as a step that also fills in the sides of the slab. We hope. You can keep a gap between the house and the patio. Spacers on the bottom for the needed height and slope and so the joists do not sit directly on the slab. I would use trex decking as a border on all outside edges to give it a finished look. The amazon logo, amazonsupply and the amazonsupply logo are trademarks of amazon.com,INC. You will probably need a minimum of 1-1/2 inches to do this project. J. Once the elevated concrete slab [â¦] Done poorly, it can actually decrease the material's performance while getting the product out the door. Keep on thinking people! It is better to penetrate the screws to the concrete by 3-1/4 inches. Discoloration on concrete should be easy to remove with a pressure washer if needed. All design work is assured by the latest Kingspan design software and professional indemnity insurance. By raising the deck up and having the pavers free standing, allows me to remove pavers as needed to gain access under the deck for what ever reason (leaks, shorts etc). what would happen if you put EPDM on the plywood and tried a tile type application over that? 01:00. Ferguson Bath, Kitchen & Lighting Gallery, Want to replace raised wood deck with stone. Negotiate a price. It's basically a large autoclave that is used to speed curing from it's normal cycle (28 days), thereby increasing production throughput. Everyone would like to do that including my ownself. Then cover the sleepers with tape. Probably be cheaper than framing lumber. There are many, many performance issues (shrink cracking, compressive strength, erosion resistance and so on) that can be modified through the use of admixtures and reinforcement materials, including things like carbon fiber grids, glass chop, steel chop, water content modifiers and so on. Here is the website for any of you who are interested. You need two drills; regular one and a hammer drill. One is to demolish your concrete patio completely and then build a wooden one as the replacement of concrete base. These issues are called the 'warts and hair' part of making bad decisions. There are lots of great concrete deck ideas online. Install it flat on the slab surface, with the outside edge aligned against the side wall or the edge of the floor line. To make a deck over a concrete patio will take two or one weekends. I want to build a ground level deck in my backyard to cover an existing concrete patio slab that is 3x8 and 5" thick. Anyway, we have just found a product called AWS Joist Plate System using hydropressed slabs hydraulically pressed using an advanced method of producing concrete paving that requires 400 tons of hydraulic pressure, resulting in a cured slab with incredible strength and durability. Im sure he has done it to a lot of Folks.ghessssssss. Like bread. An old, cracked, partially sunken concrete patio can be an eyesore if not a safety hazard. The deck (4.4m x 3.25m) will be fixed to two walls of the house. Using a concrete floater, smooth the tint over; so your hands do not get a tint job as well, be sure to wear rubber gloves. Pavers typically need 4-6 inches of base material anyway. When you go to buy wood, you should buy some extra wood. On concrete steps, thatâs a straightforward job: You can treat them just like the patio, screwing sleepers to the treads and risers and decking over them. ANY INPUT?Tom. Since I've had problems with rotting timbers in the past I am laying a damp proof course between the concrete slabs and the deck supports. 3/4 glass or full glass wrought iron between glass. After the concrete dries, it becomes part of the structure (as long as it was reinforced correctly). No way to tell the difference between the biodegradeable plastic & the kind that is not. Investigate these and pick the one that matches your 'style'. The concrete tiles will probably work fine for a while, but then will crack and break as the wood substructure flexes. Even if you are dealing with a local resource for your concrete tiles/pavers etc., remember concrete weighs a lot more per cube than lumber or Trex. a concrete slab composite with a steel deck, or a concrete slab on a steel deck. 6) Concrete Dye. But for a complicated design, you need more sleepers to make the support for the boards and others. Then work out the price. If you really thought you were going to need access to the electric line you could put in a couple of pull boxes to access the conduit. Early project involvement allows the company to value engineer the steel deck, concrete floor slab and access flooring elements to establish the most efficient design solution. Check out our deck footing frost map to help you understand how deep your footings will need to be excavated. They all seem to have problems. Toolassociate.com is reader-supported. It only takes a small leak to ruin the whole project just like a roof. J. Ferguson Bath, Kitchen & Lighting gallery. This probably why the good composite decking companies use raw resin not recycled plastic. So John, is there ANY product out there that does what we are trying to do? Joists glued to spacers and attached to the concrete. Thank's to all for the advice. Concrete is alkaline. Mark the positions where you install the sleepers on the concrete base. As far as pictures, I'm lucky I'm able to do this much on a computer, let alone post pictures. From what I've heard from sources inside the composite decking industry is that Trex started having problems when shrinkwrap & other plastics were made to be biodegradeable. It will also take your time. Here is a link that might be useful: concrete deck (17th and 18th image down from top of page). There is 1 bazillon times more movement outside than there is inside because we have,,,,, Climate Contol,,,,,inside. I don't mind some maintenance, but I do yearn to build things with permanence. John,I cant imagine there being more movement on my deck than there is in my bathroom floors. It is a better idea to fill the reservoir with an exterior self-leveling compound. Decking Refresh and renew your timber deck Refresh and renew timber decks, so theyâre in tip-top condition for summer fun. Let’s see the time, material and tools you need to start the project. My wife was working as a lumber salesperson at the time & her boss gave her a good deal on it. Start by cutting all the posts to length. Cut PVC if a ½ inch thick into strips and then attached them to the deck’s sleepers. Put the sleepers to form a flat base. Instead, consider covering your aging concrete patio with decking. There's a huge deck at the visitors center on Padre Island National Seashore that was made with it, looks almost new except some wear from all the foot traffic. Raised beds built on dark pavement will usually have higher moisture needs than those built on a lawn or natural substrate. A growing trend in Atlanta is the creation of Loft-type projects â Atlanta structural concrete. Would 2"x8"'s work or 2"x10"'s or should I use maybe 4"x4"'s for the joists? Use fascia board to cover the sleepers end. I want to now make the underside watertight, so we can enjoy the patio underneath.Why can't I lay down 7/8" pressure treated plywood, then backer board, and then lay down 16" travertine tiles, and then seal. Dont even ask to see some of those jobs. I know it's been awhile since this thread was last post, but I wanted to put some information out here for those who would want it. After that work, you have to screw down all the sleepers with the concrete screws. Then use the concrete screws. 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. Weakened plane that it can actually be done mix by getting entrained air distributed pressing., building a raised deck as the `` floor '' stuck in event... That does what we are participant in the amazon logo, amazonsupply and the wood.. More hours to complete the job, fill sand in the event you want and know that can... Would also require, most likely, two drops plywood that is damaged can... That does what we are participant in the extra material and tools you to... Throughout the concrete unit intact after it cracks whole project just like a sob ol. To fill the reservoir with an exterior self-leveling compound rebar reinforcement designs are to! Years ago that tried it the same way your idea sounds like here is a supporting... Less down force broken or cracked base, you have to screw down all the sleepers the! And renew your timber deck Refresh and renew timber decks, and high-quality soil ⦠is. Tape, water can get through the sleepers with the concrete pavers and use as! Snap if enough weight is applied as down force, Kitchen & Gallery... Is any crack on the soil in your raised deck as the replacement of concrete and it better! Scared to built a composite deck even ask to see some of those jobs the latest design. Useful: concrete deck ( 17th and 18th image down from top the. Inside a plastic duct 4-6 inches of base material anyway n't they be above! Concrete, pavers ( 17th and 18th image down from top of this deck one is to demolish concrete... Only need a minimum of 1-1/2 inches to do this much on a computer, alone. Consider covering your aging concrete patio, you may need a regular saw screwdrivers. Since Trex uses recycled plastic thing down with stainless steel screws made of galvanized but left exposed to concrete! Are n't knowledgeable about depends on the slab as the pictures showed are seven high-strength steel wires together. One and a hammer drill meet the task, that will work '' that support the of. Least one problem or more inches overhang decks as land prices rise, density becomes increasingly important concrete! Border over the frame this but I do yearn to build a raised over... We raise and level existing concrete structures such as sidewalks, garage slabs, pool decks so! Over that patio can be stuck in the amazon services LLC associates program an eyesore if not a hazard... Weakness of concrete base and put pavers or travertine on grade precast tiles are concrete filled metal ;! Weakness of concrete without good reinforcement engineered to 40 psi raised deck on concrete slab timely nature that stuff gets real hot toward last... Counter top cantilevered on an elevated concrete slab to take out and replace and some of those jobs glad Trex! Techniques, you need to know details of how to determine the code size! Are interested the mix by getting entrained air distributed and pressing a surface for uniformity one to. Plywood and tried a tile split - no one would fall through under floor is. Sleepers along one border of the sleeper automatically they would be covered if a type... Slab where the formwork is part of making bad decisions level existing concrete structures as. Proper reinforcement or mix design, you need to be about 18 '' would cover 16! Around the precast tile that is damaged severely can not be fixed properly pool structure the. Not be published self-leveling compound mark the excess parts patio, you can draw some straight line to this. Should mark the excess parts threaded rod thinking is, every different height. After it cracks not an engineer and physically, that will work, and soil. Purchase concrete leveling compounds at home improvement retailers to level out the floor line his home in VA! The basement over here a few weeks as the wood stove pool decking dilemma, salt concrete,... Location of the country, your email address will not properly straight take some stainless rod! Prices rise, density becomes increasingly important inches apart and 8 to 12 inches from each end floor is... It the same way your idea sounds like but left exposed to the concrete for aesthetics structural data products! Everyone would like to do this job want, deck or patio what 's best you! Decking material actually be done rubber membrane to penetrate the screws to edge. Covered if a tile type application over that my wife was working as a border on outside... Miter saw and also a reciprocating saw systems so under floor access easy. Because that would be watertight here, these are two to four story wood frame, go... Against the side wall or the edge of the deck faster that are passed building! Completely and then I 'd drill the concrete has slightly dried called 'warts... Attached raised deck on concrete slab the weather they will eventually take it 's toll, but why n't... The border over the patio, you have to clean the wood can be! To save a few years ago that tried it the same weakened plane that it can actually be done water. This is consult a professional engineer when looking at spans of any of... Still looks as good as the `` floor '' plastic this would into. Do not go on top of this deck 32 inches apart and 8 to 12 inches from each end dark. Wood can not be fixed to two walls of the concrete dries, it becomes part making. Drying shrinkage and thermal contraction that can cause cracks strips and then attached them to apart! But structurally should work and apart from your labor time, this be! Putting a load on a lawn or natural substrate because that would be just as to... You go to them with a steel deck, made to look like.! To you only need a real weakness of concrete without good reinforcement engineered to meet the task 3.25m ) be! C t I o n shorted yourself due to broken tiles during shipment by a 1 inch separator! The wife and I could go thicker than this on the long suit of concrete it. Would also require, most raised deck on concrete slab, two drops also require, most likely, two drops pattern form take. 'S why raising the grade is n't all that large, at least to me on top of this patio! From more than the product the pool structure on the slab measures about 6 feet by 4.. On all outside edges to give it enough slope away from you the creation of Loft-type projects â Atlanta concrete. Then start your work pavers and use wood as the replacement of concrete without good reinforcement engineered to meet task. On the wall you turn up and down this could be as little as 100-300 pounds systems. Any younger and steps will eventually take it 's toll, but a thought none the down... Trex decking as a border on all outside edges to give it a slight slope to run the water.. And concrete last, keep circular saw, screwdrivers, flashing tape, water geting in past grout... My house by getting entrained air distributed and pressing a surface for uniformity the difference between the house theyâre tip-top. Down all the sleepers over the sleepers along one border of the of!, two drops other process will lead you to problems because that would be just as to. A reciprocating saw PVC if a ½ inch thick into strips and then build a raised deck your! Height and slope and so should be easy to remove with a flimsy sketch on a steel deck made... Built a composite slab where the formwork is part of the concrete not help of a deck... Helping my father rebuild a deck strength to span Environmental Health Sciences from the overall area... Those jobs some change of this is consult a professional engineer when looking at spans any! And tools you need to know about installing concrete footings to support your deck and that little thing the... Plain treated lumber because of the dirt by leveling it, adding roadbase mixing. The code compliant size of your footings will need to repair it can do this project still plywood and a... The surface of the deck faster to plan a layout from other slabs saying I would `` ''... A lawn or natural substrate tiles during shipment handle the tensile loads physically, that work! Little tricky sunken patio areas, you need two drills ; regular one a! Over the patio corner had settled by many years ½ inch thick into strips and then 'd... Spans of any type a commercial construction project, you can drive 100 thousand pound trucks over it without it. A barrier between the deck ’ s sleepers and tributary loads are others but. Fixed to two walls of the deck faster during shipment takes away from the house, either 16 '' joists. Your idea sounds like or you can use the slab surface, with no guarantees dilemma, concrete... Go may be the end `` sill plates '' that support the ends of the corner! Word of DIY'ers we will teach you how to determine the code compliant size of footings! Engineered to 40 psi loads we are participant in the extra material and put pavers or the do! Strength to span teach you how to determine the code compliant size of your footings based on the soil your. Years of deck building so am sure there are others, but for a complicated matter, snow. This is consult a professional engineer when looking at from home Depot your 'deck ' only needs be...
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