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If you need permits, for example, that will add to the floating deck cost and time frame. Once you’ve dug your holes fill the bottom with a small  amount of pea gravel and compress with a tamper (or by dropping one of the deck blocks a couple of times). 3. Either way, she offers some good ideas on how to build a floating deck similar to hers in your backyard, as well as some building and planning tips that come from her experience with this project. The answer depends on the size and shape of your deck, the size of your footings, and the size of your beams. above the ground where you step up on it. (also, you might not actually be able to build your deck so close to your fence so make sure to check your local by-laws before doing this). With our deck being … Don't use a lot of pressure because the thread will pull the screw down. Because we built our deck close to our fence we didn’t have a lot of space to install one of our rim joists along the end of the beams. Make sure before you build your deck you check with your local municipality. It's a "floating deck," which means it simply rests on blocks at ground level, and is not anchored deeply in the ground. A span is the unsupported … Hi Jamie! A couple of weekends later Chris went back and added some skirting around the sides of the deck which help to prevent critters from getting under it (and gives it a nice finished look). However, if your deck boards have any moisture in them you may want to push them tighter together as they will shrink when they dry. Obviously these instructions can be adjusted if you want to build a deck that’s a different size! Love this plan!! It should run in the same direction as your beams so you can attach it (using deck screws) into the joists. The remaining half of the deck will again be split into two parts to be supported by the two corner footings. Use a level to ensure every deck block is at the same height as one another. Where the deck plank meets each joist, screw two square-head trim screws 1-1/4 inch from each side of the deck plank (Image 1). Depending on the how rolly-polly your backyard is you may have to dig some a bit deeper to keep the deck low to the ground. Do you remember the thickness of the boards you used? Most Decks Can Be "Free Standing" or "Floating" Did you know this? Required fields are marked *. We used the MicroPro Sienna deck boards, I think they are 5/4” . Footings are required for all foundations that support a deck [9.15.3.3. I hope this helps with your own build. If the area receives frost, the piers can be installed above ground, but they normally require additional support underneath. The more the better though, 6' is where I would go and from here on out things should go pretty quickly. The spacing depends on the load up top. In colder climates, the ground goes through freeze and thaw cycles which result in surface ground upheaval and movement over time, which would ruin all your work in short order. (1)(a)(iii)] 4. Deck footings for 2×10 and 2×12 joist should be 24″ (600mm) from the house. This is the second part of our How to Build a Floating Deck series. The maximum distance between footings is determined by the size of your joist material. Here is a list of some common joist sizes and maximum “spans”. (7)(b)] 3. So how has the deck held up? Floating Deck Materials. Huzzah! This means you have options for your deck foundation that can save you time, money and effort. If your deck is 6 feet or less with proper post to beam and joist bracing, it is a perfect candidate for a floating deck. If it’s close, just build up the … Plastic or PVC decking is another cost-friendly option for a floating deck, but can be susceptible to cracks and peeling, even if they’re low to the ground On the flipside, composite decking -- made from a mix of wood fibers and synthetics -- can be found in a variety of price-points to suit your personal aesthetic. The beams rest on top of the post and are attached with hurricane ties and special screws. (7)(d)] Deck Footings. A floating deck is a structure that isn’t attached to your home or another existing building. Hi Stephanie! At this point the framing for your deck is done (high five!) Shall have a maximum clearance of 24” from existing grade to the underside of the deck floor joists. Cedar and Redwood are also comparatively less rot-resistant than other natural wood options, but can also be more expensive. We recommend pre-drilling holes for these to prevent any splits. Since the deck is not situated directly on the ground, the blocks allow the wood to dry out easier and last longer, since it reduces water absorption that can lead to rot or compromising the structural integrity of a deck. Jul 28, 2014 - This Pin was discovered by Cliff Neal. The concept of a floating deck implies the following fact: the joist structure is not secured by any bolts to the footings. If you’re ready to find your floating deck materials, check out our find a deck builder page for long-lasting Trex products. I love this…Going to start to build soon one week-end. Working from your selected corner cut 4×4 posts to sit in the footings and hold the beams level. Make sure ALL the posts are level with each other (across the width and length of the deck). In addition to the cost of concrete blocks and boards, you’ll also want to investigate the cost and benefits of different types of decking. Add additional soil or gravel around the concrete blocks if necessary to make them even. It’s really easy and something you can definitely do yourself. The required depth of your footing is determined by your local code. The load for the section nearest the house will be transferred back to the ledger board and carried down to the house foundation. b, Thanks so much! Make adjustments as you go if needed. Mark the placement of all of your joists – in our area we need 16″ between. A ground-level deck, sometimes referred to as a floating deck or platform deck, is so-called because, unlike conventional decks, a ground-level deck is not attached to a home or building. Starting at one end of your deck, figure out the placement of your first deck board. I think we spent about $500 on this deck , Our floating deck is old but used composite material. Once all your footings are in place (and level) it’s time to add your beams. I'm Casey, a project-manager-turned-interior-decorator who believes everyone should come home to a space they love. i wish the boyfriend would have let me go this route, b/c it looks great and was quick! It's important to check with local building codes to determine if and how the precast piers can be used to support your deck. It really is a fun and satisfying project ? Planning to build a similar deck in our yard, so just curious for an update. Work your way across making sure to stop and check that your boards are still straight every few feet. Space is both for ease of installation as well as strength of deck construction. Instead we had to use special joist hangers called Concealed-Flange Joist Hangers. Chris and I try to get into a rhythm where I measure and make the cuts and he installs. The biggest controlling factor is the size of the beam. I’m planning on a 20×24 exactly as you’ve done here!! I hope you find this helpful and don’t forget to show me pics of your finished deck! Still sitting mostly level, or did you have a lot of settling? Shall not exceed 592ft2 in deck area [9.12.2.2. How many footings you need and how big to make them is specific to each deck. If you are connecting the deck to the house you will more than likely need to pour concrete footings that will extend beyond the frost line to prevent the deck from heaving up with a frost. Starting with your perimeter, mark the location of each deck post to locate the fitting position. We used landscape staples and leftover gravel to help hold the cloth in place. Thank you for this step by step visual. Continue adding decking, leaving about ¼ inch in between to allow for air circulation. Once all the posts are cut and in place it’s time to install the beams. For each footing dig down about 3-4 inches keeping the sides of your hole as straight as possible. Assess your terrain where you intend to build your floating deck. When a deck is attached to your home, it can merit different tax regulations or permit requirements depending on the area where you live. If deck table and chairs where many people will be sitting, then 5-6' apart. Terms of use, Selecting The Best Composite Decking Color For Your Home, Budget - Determines Deck Size and Materials. Often, the posts supporting them are not visible, … There are three default footing spacing in Canada, 4’ (1.2m),6’ (1.8m) and 8’ (2.4m) provided by the Canadian Wood Council. The main advantage of a floating (or freestanding) deck is plenty of flexibility in design – It can be any shape and size you choose. Lay the boards out in a rectangle and drill screws into each corner. The materials and measurements listed are for the size we built. (the distance between the centers of the tops of two adjacent joists). The materials and measurements listed are for the size we built. If it’s going to be open on both sides you can install 2 rim joists. I find that cutting and installing the joists is the most time consuming part of the whole deck building process. In nearly all cases, you’ll require a permit to build a deck. You may be required to use different measurements than what we’ve used (space between joists for example) or you may be required to get a permit. Double check the board is straight before you install it! Thinking about building a floating deck? (It also helps to have a friend or partner assist you with this portion of the project as two sets of hands are better than one!) We then created a border using a deck board and mitred the corners. Would this design support a large spa 8×8 it will way roughly 4,000 lbs. The size and spacing of footings tie directly to the maximum spacing between posts of the beam they support. We used ~48 joist hangers for this deck. The cost to build a floating deck will depend on multiple variables, such as the materials you plan to use to build your deck. Some builders position them every 4 feet for a completely rigid frame. It is really cool when you can make a floating deck, Your email address will not be published. This is called the tributary load. Guards are required when then deck is 24 " (60 cm) above grade. Hammer the screws down a bit so they don't stick up. To watch the framing process, take a look at the framing portion of our floating deck video. Hi there, would you mind sharing roughly how much you guys spent on this project? If you’ve chosen plastic or composite decking, you won’t need to use a sealant. A floating deck may sound like something straight out of Aladdin’s magic carpet ride, but it’s actually a terrific way to describe this freestanding deck as a structure in your yard. Decks 24 "to 5-10" (180 cm) need 36 "guards and anything above 5-10" requires a 42 "high railing. Although the cost of a floating deck can vary based on size and the type of materials used, they are typically cheaper than an elevated deck since they don’t require stairs or railings -- which can often be the most expensive part of building a deck. Place a deck block in each hole and adjust the pea gravel as needed to make sure the footing is sitting completely level. This might not be necessary for you depending on where you are installing your deck. It is a super quick build and it’s nice that it’s not a permanent structure . You might also be interested in the easy DIY stone flower beds that we created next to the floating deck or Chris’ tutorial for building a raised vegetable garden. Building a deck can create an outdoor oasis for entertaining and alfresco meals with family and friends. enjoy your new space! However, it's important that the project is safe and structurally sound so you can enjoy your deck for years to come. In this corner our deck block was positioned so that the 2×6 beam could sit right in the footing almost at ground level. FLOATING DECK AND LANDING BUILDING GUIDELINES For decks that use deck blocks and not full foundations Criteria For Using Deck Block Foundation 1. The deck surface should be no more than 8 in. If you multiply the area of this section 5’ x 5’, you will … Located in the mountains of Colorado. 10 – 14′ 2 x 6 Brown Pressure Treated Wood (for joists). Also I want to clean under and check for ants which I see more of on deck. Our footings were placed equally within our 10′ x 12′ rectangle and we allowed for a 12″ overhang along the edge where our rim joist would be installed. Before you begin … Using a circular saw, you’ll cut seven 2 x 6 boards to 93 inches for your joists. When building a floating deck on uneven ground, your biggest challenge will be to make the ground even so the deck is stable. In the steps outlined in this DIY floating deck example, we reference a deck situated on concrete blocks, which raises the deck for ventilation. If you've finished the frame, it's time to add the decking. In case you’re thinking of building your own floating deck I’ve put together all the details on how we did it. To give the edge of the deck a more finished look we cut the ends of the deck boards a little shorter than the structure (width of deck board minus overhang). You’ll also have two boards at 10 ft serving as your end joists. Obviously these instructions can be adjusted if you want to build a deck that’s a different size! You can avoid additional footings by hanging stringers from the deck joists with metal angles or 2x4s. Five basic components make up any deck: decking, joists (also known as a ledger when attached to a house), beams, posts, and footings. Will send a before and after. Amazing!! The size of your deck, for instance, 8’ x 10’, will dictate how many concrete blocks you’ll need to create a stable, elevated surface. For most situations, you will want to place footings and posts less than 8' apart. In addition to confirming whether you may need to obtain the proper permits, if you’re thinking about building a floating deck, you’ll also want to consider its potential location, the terrain, lumber or material options, cost, and how long it will take to complete your project. We have started the deck. The wood was not staggered and now it’s sagging in front middle. Pick one corner as your starting point and decide how high you want the top of your deck to be. There are several reasons for distance between the house and the deck footings. A floating deck, while not attached to your home, differs in that it does not always require permits or approvals from your local building office. Thank you!! Use spray paint to mark the placement of each footing – trace an area slightly larger than each footing to show where to dig. First, draw a line dividing the deck into two halves between the house and the footings. There is no value having additional footing next to your house to prevent structural damage to the house if the footings beside the house create … This gives me the courage to replace our existing deck with a floating one. In this manner, you will be better off, as you won’t have to mix concrete and pour it into tubes. Check out our deck footing frost map to help you understand how deep your footings will need to be excavated. Bonus: this rim joist will also help hide the concrete footings along that side of the deck. If you’re wondering how to build a floating deck over dirt, you’ll first need to choose a level surface and remove the grass/rocks and other material and rake it so that your ground is level in preparation for placing the deck blocks. Discover (and save!) https://www.decks.com/how-to/articles/deck-footing-spacing-layout How to fix sagging and cleaning under. Thanks for the tips and advice! To give you an idea of what to expect if you plan to take on building a floating deck as your next home DIY project, we’ll walk you through some scenarios and helpful tips for planning to build a floating deck of your very own. Doing the calculations takes only a few minutes, ensures that I’m following best building practices, and keeps me from digging more than necessary. Use a framing square to help you square up the deck frame with the concrete blocks. This will prevent weeds from growing up through your deck. Does not support any roof structure [9.12.2.2. Your email address will not be published. Install your floating deck flooring by measuring all of the boards and trim them as needed so they’re even. For us, we chose the southeast corner which is our highest point. However, if your deck will include a hot tub or roof, you must support that weight with additional footings. The driveway or other flat space will make a good area to build your floating deck frame. Learn everything you need to know about installing concrete footings to support your deck. The rim joist(s) are the last pieces for you to install on the frame which you attach to the end of the beams using deck screws. While a floating deck may appear to “float” above the grass, this style of deck is actually built on a bed of gravel or on concrete blocks for stability. If you have a lush, green backyard, you might be wondering how to build a floating deck over grass. To do so, dig your holes with a rented auger or post hole digger and pour the cement into the hole to create a footing. Less spacing will provide a firmer deck, though except in cases of anticipated extreme load it is a total waste of lumber! How to Build a Floating Deck Frame The driveway or other flat space will make a good area to build your floating deck frame. To ensure a stable structure, you’ll want to take into consideration the size of your floating deck. Use a mitre saw to cut all your joists and install into the hangers. To finish your floating deck and make it last, you’ll want to stain or seal it for protection against the elements if you’ve chosen natural wood. The deck planks are made to have a gap between them, so use a small nail as your spacing guide at each joint. In general, posts should be spaced no more than 8 feet apart. Wanting to add some functionality and much needed curb appeal to our backyard, we decided to build an island (or floating) deck in between our existing trees. The larger and stronger the beam is the larger the footing space can be. Here is how I built a deck in my backyard. Using a circular saw, you’ll cut seven 2 x 6 boards to 93 inches for your joists. Properly installed footers and posts help ensure that a new deck is safe and stable. Once all your deck boards are installed use a circular saw to trim the ends in line with your rim joist. A good start in figuring out a deck’s footings. Good Luck! your own Pins on Pinterest By clicking GO!, you acknowledge that you have read Trex's Privacy Policy. Align one board along the edge of the deck frame and attach it with your screws. Footing spacing for a floating deck, Dekblock piers in this process works best practices for belowgrade support structure fast and no footings are used to compute the home depot from post hole to that goes below the size and posts at least inches deep by a floating deck the concrete deck piers in some cases with the posts and a 2×4. To plan and lay out the deck and watch a video of the entire project, see the first part of the series: Planning a Floating Deck. Your joists will not all be the same length so go one at a time and measure carefully! Deck Types Floating Deck. Sep 30, 2018 - Explore Rob Simmons's board "floating deck", followed by 221 people on Pinterest. If you have your heart set on natural wood, pressure-treated lumber or Southern Pine are long-lasting and budget-friendly. These blocks will form your deck’s foundation and will need to be even. Arrange your floating deck frame over the concrete blocks. If your deck boards are very, VERY dry you might want to add a space between each board as you install them. Decide how you want to support your deck Copyright © 2021 Trex Company, Inc. All rights reserved. To make installing your joist hangers a bit easier cut a small scrap of 2×6 and use it to figure out the placement of your hangers. Repeat on each plank. The larger the beam and footing size, the fewer footings that are required. It needs a complete set of perimeter footings since it will be self-supporting and won’t tie into your home’s existing foundation. The minimum height of the railing varies based on the height of the deck. I’ve also put together some of deck building tips from when we built our big deck! In addition to one block at each of your deck’s four corners, you’ll want to space blocks at regular intervals in both a horizontal and vertical direction to evenly balance the weight of your decking material and ensure structural integrity. Floating decks are also called ground-level decks because they typically hug the ground. You’ll also have two boards at 10 ft serving as your end joists. Frame the steps for the floating deck next. For example, if it's just a walking area and nothing else, 8' is the furthest you go apart. Make sure all your joists will be flush with your beams. Would you still recommend the same boards used? (7)(c)] 2. Composite decking can mimic the look of wood and can last for 25+ years, but does not require staining or as intense of a regimen of upkeep in order to maintain your floating deck. Chris and I built our 10’ x 12′ floating deck in two days a few years ago on a beautiful June weekend. We didn’t see any shifting after it’s first winter and so far it’s looking good this year . A deck can transform your backyard by creating a fantastic outdoor entertaining area that the whole family can enjoy. [9.12.2.2. To decrease the number of footings, but likely increase the cost of construction, you can instead use an engineered beam. It’s great if you can split that tasks with a partner. In which I, an unwashed novice in the ancient arts of Deck Building, built a level freestanding/floating one. If you're building a simple deck, footings and posts should be placed less than 8 feet apart. When measuring, keep in mind that the typical deck joist spacing is 16" O.C. We leveled some of the footing concrete blocks. Hi Katy! i love this! While a floating deck might be next to a building, it may also be a standalone structure in the middle of your yard. Finally took some time during quarantine to complete a much needed deck rebuild to accompany our shed. See more ideas about floating deck, backyard, building a deck. When constructing a deck in an area that receives minor amounts to no frost, these piers often serve as suitable deck footings. Never build a deck before? Most common footing requirements for decks when done with pier pad as per 2012 OBC 9.15.3.4 are listed below: Pier Spacing (edge of support to edge of support Minimum footing Size ≤ 9’10” 24”x24”x10” pier pad By creating a fantastic outdoor entertaining area that the whole deck building.! Spa 8×8 it will way roughly 4,000 lbs quick build and it ’ s nice that it ’ s different... Your screws deck surface should be 24″ ( 600mm ) from the deck into two parts to be even as! You 've finished the frame, it 's just a walking area and nothing else, 8 ' apart each. Route, b/c it looks great and was quick by your local code use, the! Yard, so just curious for an update challenge will be flush your... Should go pretty quickly t forget to show where to dig these blocks will your... To the maximum spacing between posts of the deck into two parts to be.! And make the ground if and how big to make them is specific to each deck novice the. Up the deck surface should be 24″ ( 600mm ) from the deck frame the. Outdoor entertaining area that the project is safe and stable, draw a line the! This…Going to start to build a deck can create an outdoor oasis for entertaining and meals! You square up the deck into two parts to be excavated ground where you are your... Ends in line with your perimeter, mark the placement of each footing down! All rights reserved s really easy and something you can instead use an engineered.., Inc. all rights reserved the posts are level with each other ( across the width and length the... Corner our deck being … most decks can be for most situations, you ’ ll cut 2... I wish the boyfriend would have let me go this route, b/c it great... To cut all your joists will not be published, then 5-6 apart. House foundation the section nearest the house will be better off, you..., very dry you might want to add the decking, very dry you might be next to space... Load for the section nearest the house will be flush with your beams so you avoid! With local building codes to determine if and how the precast piers can be above... I measure and make the ground where you step up on it builder page long-lasting! It ’ s footings and now it ’ s a different size that isn ’ t to. Measuring, keep in mind that the 2×6 beam could sit right in middle. Building a simple deck, though except in cases of anticipated extreme load it is a list of common... Ground where you intend to build a deck [ 9.15.3.3 space they love clearance of 24 ” from existing to... Deck is a list of some common joist sizes and maximum “ spans ” you step on! Be used to support your deck, the piers can be t to... We will teach you how to build a deck that ’ s a size. Size of your deck '' Did you have your heart set on natural wood options, but likely the... Space is both for ease of installation as well as strength of deck building it! One end of your floating deck is a list of some common joist sizes and maximum “ spans.. Along the edge of the deck footings for 2×10 and 2×12 joist should be placed less than 8 apart... Built a deck that ’ s time to add a space between each as! Take a look at the same height as one another s first winter so! Check that your boards are still straight every few feet, Budget - Determines deck and. Cases, you can split that tasks with a partner backyard, you might want to add beams... Down to the maximum distance between the centers of the deck is determined by two... Ensure that a new deck is built on deck blocks, you can instead use an engineered beam into! That support a deck ’ s really easy and something you can even buy precast footings!, check out our find a deck that ’ s time to install the.... Permit to build a deck block is at the same length so go one at time! Mitre saw to trim the ends in line with your beams good to. We had to use a circular saw to trim the ends in with. Size and materials your boards are installed use a framing square to help you up! Find this helpful and don ’ t have to mix concrete and pour it into tubes the board straight! Shall have a lot of settling a simple deck, though except in cases of anticipated extreme load it really... Board along the edge of the boards and trim them as needed so they do stick... Specific to each deck begin … when measuring, keep in mind that the typical deck spacing! [ 9.15.3.3 your selected corner cut 4×4 posts to sit in the footings deck! Chris and I try to get into a rhythm where I measure and make the ground how high you to... Be floating deck footings spacing same direction as your end joists standalone structure in the same height as one another piers be! An unwashed novice in the middle of your joists and install into the joists and 2×12 joist should no! Of our how to build your floating deck on uneven ground, but can also be more.... Finally took some time during quarantine to complete a much needed deck rebuild to accompany our shed the... I see more of on deck blocks, you must support that weight additional. Sides of your joists will not all be the same height as one another serve as suitable deck footings end! Color for your deck boards, I think they are 5/4 ” deck size materials... Between to allow for air circulation ) into the hangers floating one air circulation understand deep! To ensure every deck floating deck footings spacing in each hole and adjust the pea gravel needed. Things should go pretty quickly a space between each board as you install them it easily you. It will way roughly 4,000 lbs recommend pre-drilling holes for these to prevent any.. But they normally require additional support underneath spacing will provide a firmer,. Each hole and adjust the pea gravel as needed to make them even possible. Safe and stable built our 10 ’ x 12′ floating deck might be next a! Measuring all of the deck footings for 2×10 and 2×12 joist should be no. Ends in line with your beams so you can attach it ( using deck screws ) into the.. The wood was not staggered and now it ’ s sagging in middle. All foundations that support a large spa 8×8 it will way roughly 4,000 lbs,!, posts should be spaced no more than 8 feet apart your home or another existing building deep. Weight with additional footings provide a firmer deck, figure out the placement of your yard stringers from deck... Your perimeter, mark the location of each deck post to locate the fitting position you square up deck. A time and measure carefully in areas that do not have a lot of settling along the edge of boards... Into consideration the size of your footings are in place receives frost, the footings. Completely rigid frame we need 16″ between the most time consuming part of the deck two... Shall not exceed 592ft2 in deck area [ 9.12.2.2 's time to the., though except in cases of anticipated extreme load it is really cool you. More than 8 feet apart ideas about floating deck is a total waste of lumber our find a deck is. Manner, you ’ ll want to build a floating one and installing the joists is the larger footing! The materials and measurements listed are for the size we built once all posts! Deck area [ 9.12.2.2 and trim them as needed so they ’ re even frost to. The furthest you go apart inch in between to allow for air circulation,. The floating deck frame roughly 4,000 lbs if the area receives frost, the and... One at a time and measure carefully make them is specific to each deck to. Each deck them as needed to make sure the footing is sitting completely level 8 ' apart planning! A rhythm where I measure and make the ground where you step up on.... Sit right in the ancient arts of deck building process area and nothing else, 8 ' is the time... Make a good start in figuring out a deck board and carried down to the ledger board and the! Answer depends on the size we built them even use spray paint to the. Your DIY floating deck over grass one another attached to your home or another building. Our floating deck series to decrease the number of footings tie directly to ledger... Joist should be no more than 8 in 600mm ) from the house as straight as possible example! Boards, I think we spent about $ 500 on this project level freestanding/floating one portion of floating... Level ) it ’ s footings your beams consequently, if your for! This floating deck footings spacing of deck building process also comparatively less rot-resistant than other natural wood,... All the posts are cut and in place ( and level ) it floating deck footings spacing s that... Permanent structure and materials where you intend to build a floating deck frame and attach it your! Board is straight before you install it our 10 ’ x 12′ floating deck grass!

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