Just jot those ideas down. 4). 2. Areas of deck wood that absorb water readily yet dry slowly will rot first. Go out to your proposed deck site and with a tape measure, figure out the rough dimensions: length, width, height. Four footings are common for a typical deck. Once your beams or rim joists have been placed, add joist hangers to the inner sections. This is important for stability, but even more so in colder areas where you need to check how deep your soil will freeze during winter months. 3). But it can delay rot for several additional years. Wear goggles to protect your eyes, a dust mask, and gloves. Next, tack the ledger in place temporarily with 16d nails, then level and lag bolt it permanently, spacing the bolts about every 16 in. Once the concrete hardens, you’re ready to build. You can choose from either of the two beam sizes shown there, either three 2x8s or two 2x10s nailed together. Again, always confirm your joist size with your building inspector. You don't have to be an artist. 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. The same thing happens when you space your posts farther apart. So they keep it out of sight, using it for the joists, beams and posts. 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. Moreover, stains come in many colors, so you can blend your deck into the color scheme of your home. They also require wider posts, 4x6s or 4x8s, to rest on. First, nail on the joists. 8, require careful nailing to ensure strength. In that case. Like a childhood Erector set, its exposed structure reveals how all the pieces fit together, from the bottom up. The guardrail feels firm, too, so you can lean against it confidently. Pour it into the holes to hold the posts. If you have to use them while they’re still wet, be sure to observe the safety precautions below. When your post spacing reaches about 10 ft., the beams get big and heavy, sometimes four 2x8s, three 2x10s or larger. Many deck builders don’t like the green color or knotty appearance of treated wood. 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. The size you need will depend on the size of your deck. high and so that a 6-in. 1 and 2 show five examples. A down to one 2x8 in Fig. Keep it at your side as you plan, design, and complete your own. Confidence is the key. Place steel connectors - the strongest way to attach posts to concrete. Both spread the deck weight over the entire end of the post, and so stress the wood fibers least. Example B is acceptable, but will rot sooner than the others. Continual moisture from ground contact rusts steel and rots wood posts faster, so avoid that situation if you can. Every time water soaks them, the wood swells. You’ll generally need around four footings for a standard, single-level deck. 5A. The result is a shabby deck. Even special formulations break down and peel under intense sunlight, causing the same recoating problems as paint. You will sense it every time you step out on your deck listen. Predrill holes to mid splitting ends. A good footing is wider at the bottom and narrower at the top to avoid frost heaves, and extends 6 in. To solve the problem caused by wetting/drying cycles. Now add the platform. Normally, if you need 1 cubic yard or more, it’s easier and faster to buy ready-mixed concrete, and invite (or bribe!) Most cities, towns, and neighborhoods require building permits for building a deck above ground. above the ground to help them dry off faster after rain. At some home supply stores, staff will even design an elevated deck for you if you buy your supplies from them. This wood costs 10 to 20 percent more but often comes with a lifetime guarantee. If this is your first DIY project, you might not be attempting an ambitious patterned inlay. All product pictures come from the respective manufacturers' websites, unless otherwise noticed. Deck Board Spacer: It’s easy to space deck boards evenly. No matter which option you choose, you’ll need to pour a concrete pad for the base of the stairs. Not so easy, but no less important, is to cut a groove for the flashing. These take longer to dry after the treatment process, so treatment facilities often ship them out before they’re dry. Make clean joints by cutting boards off perfectly square and butting them together over the center of a joist. Predrill nail holes near board ends to avoid splitting, Make these slightly smaller than the diameter of the nail passing through them. The yard personnel can be very helpful. Pressure-treated wood lasts longer — almost indefinitely, no matter what species of wood is used. You can see one of those beams in Fig. How far will you have to wheelbarrow the load? ), a 2x6 spans 8 ft. a 2x8 spans 10 ft., and a 2x10 spans 12 ft.