Then set the beam on top and nail it. So they keep it out of sight, using it for the joists, beams and posts. Homeowners can no longer buy powerful commercial preservatives, so this method won’t make your wood as rot resistant as pressure-treated wood. You can even chat with neighbors who have built similar structures and understand … As you know, decks are versatile; you can put them almost anywhere and build them almost any way you want. With your ledger in place, you can use it as a height reference for the other beam. Once you’ve got your permit in hand, you’re ready to buy your materials. They’ll hold decay at bay until water slowly leaches these chemicals out of the wood. When your post spacing reaches about 10 ft., the beams get big and heavy, sometimes four 2x8s, three 2x10s or larger. The functional parts are done. Confidence is the key. The minimum height is 34 inches. Is the site directly accessible to the truck? Sometimes referred to as an elevated deck, a raised deck is a great option for entertaining outdoors. Good quality treated lumber will contain no more than a trace of heartwood, the darker center of a tree. Respect their time. Put scraps in the trash instead. Ledger. 5B and 5C are okay, but will weaken sooner. 6), nailing it securely to each joist with galvanized 16d nails, three nails per 2x6, four per 2x8, five per 2x10, etc. Create a level space for entertaining, eating al fresco, or just sitting out and enjoying the sunshine. Allow the concrete to set. The wood/concrete connections are good in A, C and D. Before you mix and pour the concrete, decide how you want to attach the posts to it. 4). Now add the platform. The first thing you will want to do, when building a raised deck, is to plan out your new deck. Budget factors to consider include how big you want your deck to be and the type of lumber you’ll use. Installing these anchors will keep the stairs steady and safe. Read How to build a raised deck. Once you’ve dug your footing holes, it’s time to position your posts in the holes and check that they’re plumb (exactly vertical). Use a level to draw a line on the siding the whole length of the deck. I am not a builder or a professional and the reason I chose to do this project was simple. Also reject wood with chemical residue on its surface; you should see what looks like an even coat of green or brown stain. Avoid Saturdays, when they're likely to be most busy. Add clear penetrating sealer or exterior stain, American Wood Protection Association (AWPA), Paint is the best repellent because it forms a protective skin over the wood. But having footings on the ground, and then joists, followed by your deck boards work just fine. You can find helpful staff at your local building supply store who will help you make sure you have everything you need, including the right size lumber, concrete for footings, and other items. You can use them to join the joists to the ledger. This can be tricky, especially on sloped sites. Once the concrete hardens, you’re ready to build. How to paint, stain or oil your decking. Your attachment should also meet code requirements for bolt-through details into a solid part of the house. This wood costs 10 to 20 percent more but often comes with a lifetime guarantee. Do they feel solidly connected to the framework when you push on them? Decking can look amazing in your garden, and gives you and your family the perfect space to dine, relax and play. Place steel connectors - the strongest way to attach posts to concrete. A standard single-level raised deck needs only four footings parallel to the house, but the extra footings are necessary on this deck to handle the additional weight of the roof and future remodeling project structures. above the ground to drain off water. According to the span table, one 2x8 does the job, though a second 2x8 was added for additional stiffness. Building a Wood Raised Garden Bed to Install on Concrete Step 1: Build or Obtain a Raised Garden Bed Frame. However, starting with a good foundation will prepare your deck for years of hard use. When you dive into your next deck project, plan to stop these enemies right from the start, and you’ll keep your deck healthy for a long, long time. Before adding the deck boards, set the posts for your guardrail. With most of the parts in place, it’s time to start connecting each of them to one another. Count every board and bolt. Building inspectors have found that many homeowners, designing by “rules of thumb,” make beams too small. Decking Refresh and renew your timber deck Refresh and renew timber decks, so they’re in tip-top condition for summer fun wooden dowels, or the diameter of the spacing you desire, into several scrap 2x4 pieces. Predrill both the nail and screw holes. higher so water will run off. Simply add more posts (Fig. Make sure your posts are perfectly vertical with a level, then bolt on 2x4 or 2x6 braces between the posts and beams at a 45-degree angle. Notice the two weaknesses in Fig. A stair run or tread is the part of a stair that you step on. Most treated wood doesn’t contain a water repellent, but you can brush one on to accomplish the same thing. Adding posts shortens the spans, and as you can see in the table, sharply reduces the beam size needed. Second, the concrete foundation widens toward the top, inviting frost to catch its sides and heave it upward. Fig. Cap the ends of the joists with a band joist (Fig. The staff at your local home supply store can share recommendations to help you stay within your allotted budget. Dig the holes for your posts - make sure to go beyond the frost line. Fungus quickly takes root in moist areas. They soon wear off high-traffic areas and weather away from areas exposed to direct sun and rain. Get the seams of the decking board to be centered over the joists. provide enough support when they rest on a good base. Decide the size, the height, whether or not there will be stairs. Place the dowels between adjacent deck boards and fasten the boards in place. Every time water soaks them, the wood swells. These step-by-step directions on how to build a raised deck will help you build the deck of your dreams. No matter which option you choose, you’ll need to pour a concrete pad for the base of the stairs. Note: Most jurisdictions will require a building permit for the addition of a hot tub or spa on a raised deck. Wear goggles when cutting it to keep sawdust away from your eyes. The heartwood contains natural chemicals that are toxic to fungus. Don’t skimp in your rail design. Example A fails on both counts, but C and D are good. on center (from the center of one to the center of the next. Below are all the tools i use and a link to free drawings and material lists of two decks. Reinforce with wood blocks cut from the same size wood material as the joists (called blocking) between the joists to prevent the joists from twisting. Typically, projects take longer than you first imagine, but the quality you achieve is worth it. Usually 4x4 posts spaced every 6 in. It lasts the longest too. You don’t have to treat the entire deck, only the vulnerable areas (Fig. Measure diagonally from post to post or use a set square to check the area is square. 5A. Examples B and C are okay, but their smaller bearing area mean more strain on the wood fibers. To create a framework, cut the 100mm x 50mm tanalised timber to the required length, then join using exterior wood screws. above the ground to help them dry off faster after rain. For recoating ease, your best bet is to apply a clear penetrating sealer or an exterior stain that also seals. When the lumber comes, you're ready to go. You’ll find three types of wood readily available to do the job: The “heartwood” of redwood and cedar is the deeper-colored core of a tree as compared to the cream-colored outer wood called “sapwood.”. The extra strength not only adds a greater safety margin and longevity, it also makes the deck feel more solid. Predrill holes to mid splitting ends. A water repellent simply keeps the water out.). So don’t buy boards that seem waterlogged or unusually heavy. 3 from two 2x10s spiked together with 16d galvanized nails. You can review images online to choose a design and talk with specialists at a building supply store for input. Even special formulations break down and peel under intense sunlight, causing the same recoating problems as paint. Cut two of the three pieces to a point at one end as these form stakes that will be driven into the ground. All other material should be at least 2x2 or stronger. This will take approximately 48 hours. Predrill your holes for lead lag shields or expansion bolts with a hammer drill and special carbide drilling bit to make this job easy. Lay out the post and foundation locations. Normally, if you need 1 cubic yard or more, it’s easier and faster to buy ready-mixed concrete, and invite (or bribe!) However, staggering the adjacent rows of decking is a simple way for even DIY beginners to achieve the most aesthetically pleasing pattern for their deck, resulting in a polished look. You will sense it every time you step out on your deck listen. Beams made from stronger wood can often be smaller. Example B is acceptable, but will rot sooner than the others. In addition, for posts use rot-resistant wood like pressure-treated (a .40-lb. The metal post/beam cap shown in Fig. Depending on your deck size, posts may be 4 - 8 feet apart with rail height of 36-42 inches. They, like the wood posts themselves, should be set at least 6 in. The result is a shabby deck. Cut three 600mm lengths of 22mm x 100mm timber for each profile. Areas of deck wood that absorb water readily yet dry slowly will rot first. First, nail on the joists. Then when the sun bakes them dry, the wood shrinks. How to Save Money by Building Your Own Deck. I like having something to do outdoors, I like the challenge of it all and I had priced the build with professionals and was shocked at the charges they had come up with. We can help you find the balance you’re looking for, an experienced elevated deck builder at a reasonable price. Install the ledger first, especially if you have a door opening onto the deck. Cut posts using your ledger as a height reference. The 2x8 block behind the post adds strength. And it might if you put it together right. Once the concrete has been cured, brace the posts for stability, adding beams or rim joists. Building your own elevated deck can be accomplished in a few weekends, depending on the size and shape of your deck, as well as your skill level with DIY projects. If it bends too much, your deck will feel unstable underfoot. Lay the first row perpendicular to the joists at the ledger beam (or along the side of the house) and install them with deck screws. Decks often fail because their beams aren‘t strong enough. Using bags of concrete you’d purchased when you were gathering your materials, you can premix the concrete using a small cement mixer (that you can rent) or mix the appropriate amount in a wheelbarrow. 2. Explain your plan, listen for new ideas and techniques, and go out into the yard and chock the wood. In that case. With a little bit of know-how and some hard work, you'll be sitting out on a deck that you built yourself. Answer the following questions: Bolt rail posts to joists. Work out where exactly the pads are required and dig holes roughly 150mm square and 150mm deep at intervals of 1.2m around the deck. Your budget will also play a role in the type of materials to choose, the size of your deck, and what types of add-ons you may want to consider. Gather your decking boards and start laying them (temporarily) in the middle of the deck. For more detailed information, we recommend consulting the installation guides provided by the manufacturer of your decking materials. You can dig the footings by hand or rent a power auger to make the process easier. First, the metal connector is a good one, but it won’t last long because water can easily puddle around it and rust it. Let your imagination run. That’s where fungus takes root. From the line you just marked, measure down the thickness of the deck boards (usually 1 to 1 1/2 inches, or 2.5 to 3.75 centimeters), plus the height of the ledger board. Before you break ground and start laying the foundation for a deck you’ll enjoy for years to come, weigh the various factors involved in building your deck and how it can impact your options. For example, you’ll need a 2’ x 12’ foot ledger for a 24’ x 14’ deck. Gaps appear at joints. ), a 2x6 spans 8 ft. a 2x8 spans 10 ft., and a 2x10 spans 12 ft. Check the frame is square by measuring from corner to corner. A “beam” is usually the biggest chunk of wood that lies horizontally like a spine under or at the ends of the rib-like spacing row. They’ll want to know specifics like the size, height, and type of lumber to determine if it meets safety regulations. This pad is typically 4 inches thick. A “.40” rating should be stamped right on the board, which means it contains .40 pounds of preservative per cubic foot of wood. Start by laying out the joist spacing on opposing rim joists. In reality, these beams are simply too heavy to handle. Jun 11, 2014 - Build a single-level raised deck explained. Continual moisture from ground contact rusts steel and rots wood posts faster, so avoid that situation if you can. No under deck mess; An Allan Block raised patio may be just what your project needs. Lay the three common decking boards — 2x6, 2x4 and 5/4x6 — bark side up for better drainage. Here is a great tutorial on how to build a DIY floating deck, from ‘Home Depot‘. Pressure treatment is a process that forces chemicals that are toxic to fungus (termites, too) virtually throughout the wood fiber of your lumber. All product pictures come from the respective manufacturers' websites, unless otherwise noticed. Nail the ends of bowed boards first, forcing the bow against the previous row. Widen and flatten the bottoms to get a wide support base. An above-ground deck works especially well for those living in elevated homes that are closer to sea level or in a flood zone, as well as for homes that have a backyard with a steep incline. New Deck Installation Cost. (Concrete dealers limit their offload time and charge beyond that limit.). Remember, you can always add another beam to support the joists mid-span if you need to. 2A that make this detail unacceptable: Should you mix your own concrete or buy ready-mixed from a truck? Decking How to build outdoor steps A D.I.Y. D), especially joints where moisture sinks in and dries out slowly. But always ask your building inspector to confirm your design in advance. 5 Simple Steps. Keeping an eye on that structure, you will understand the entire deck-building process. Keep it at your side as you plan, design, and complete your own. Wear goggles to protect your eyes, a dust mask, and gloves. Your first step is to attach a ledger board. In such cases use machine bolts, because you can steady their heads with a wrench. D). Be sure to buy the proper size joist hangers and nail through all the holes with galvanized joist hanger nails (sometimes called galvanized truss nails). Attach the post anchors to the deck footings using a hammer drill designed for heavy-duty work. Use a level to measure and trim the tops of the posts to ensure that they’re even to create an attractive, symmetrical look to your deck. Other designs, like the one in Fig. Just insert 3/8-in. Technically, we are still working on it, but the remaining work is all cosmetic. You can review images online to choose a design and talk with specialists at a building supply store for input. Step 3. Beam sizes in this table are based on the strength of Ponderosa pine, a relatively weak species. Fill the holes with a quick-drying, ready-to-use concrete to just above ground level. You can cut them all off evenly after nailing them all down. How long will it take? Rails that pass over the tops of the posts are strongest and easiest to fasten. C, simply because they make the deck feel a bit stiffer underfoot and fit better atop 4x4 posts. In order to be compliant with building codes and safety regulations, stairs need guardrails with handrails. Use 10d galvanized casing nails on the edges of the 2x4 and 2-in. They’ll review your plan, help size beams and joists, check the railing and generally be a good source of technical information. Both spread the deck weight over the entire end of the post, and so stress the wood fibers least. By clicking GO!, you acknowledge that you have read Trex's Privacy Policy. But when you recoat the deck, you don’t have to scrape off the old finish, so sealers and stains are much easier to reapply than paint. 2 Mark the place where the bottom of the deck is to go. It lasts the longest too. The chemicals bond to the fiber and remain there. Pergolas are quickly becoming the in-demand outdoor living structure, and as a result, you can find pergolas for sale at more places than … You can see one of those beams in Fig. Posts, beams, ledgers, and joists support the deck’s weight. Where they butt directly into a beam or ledger, fasten them with metal joist hangers, and where they rest on top of the beam, toenail them with three 16d galvanized nails (Fig. The connections in Fig. Follow along as Rick uses his experience to show us how to make deck building simple and easy. Most contain a section on layout; or ask someone who understands layout principles to help you check your work. Are there enough of them, at least one every 6 ft.? Inspect the boards to make sure they’re dry. Again, always confirm your joist size with your building inspector. You can incorporate curves , corners or even stairs into your patio design. One of the pleasures of building a good, solid deck is believing that it’ll last forever. 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