It takes an hour or so but helps prevent mistakes. If you’d rather spend your free time relaxing on your deck than building it, we can help! above the ground, you can build the two sets of steps exactly as shown in Figure A. A few other important factors to keep in mind are: We’ve found this method to be the easiest and most reliable way to build a deck. The details of installing flashing and attaching these hangers to your house may differ from what we show, but a successful installation hinges on two key points. Rip 2x8s for the lower stair and build the stair platforms. Adjust the lines until the diagonal measurements are equal. Measure the overhang (it should be 1-1/2 in.) For a 12-by-12-foot deck, you will need 108 of these. You will need 18 boards of 2-by-6-inch lumber or nine 2-by-10 inch boards to build the joists, also known as the beams. We left a 1/2-in. The copper tubing will age naturally to a mellow bronze color, and after many years may turn green. The top of the horizontal boards should be close to level with the top of the stakes near the house. in diameter to allow room for slightly adjusting the position of the 6×6 treated posts. Our experts will also take care of any necessary deck staining or painting to ensure your new deck looks great for years to come. The amount of wood you will need for a 12-by-12-foot porch is determined by your deck plans and your experience as a carpenter. deck screws to support the 1×6 caps. Connect the posts to the beams with metal post-to-beam anchors (Photo 7). Photo 19 shows how to cut and nail the stair nosings and border pieces. Calculate size of the stair runs and make stringer supports for the stairs. hot-dipped galvanized nails will also work. If you need both, you can still use the calculator to estimate how much material you’ll need for the deck itself. Then drive 3/8-in. Before you order materials, submit a deck plan to your local building department. Cut decorative ends and splice the front 2x12s over the center of the posts. Cut the copper tubes and set them in their holes. The joists for the lower deck section fit inside the beams, rather than run overtop. Give us a call at 877.685.1377 or request service online and transform your backyard with a new deck! 2×4 to the bottom of a longer 2×4 and use this to tamp and flatten the top of the footings. Dig footings and pour concrete pads for the bottom stairs. Double-check measurements before cutting. Cut this angle and check the fit. To avoid having to special-order 22-ft.-long beam material, simply splice shorter pieces as we show (Photos 20 and 21). Then mark the post at the bottom of the joist and cut each post at the marks. Use a circular saw to cut the notches and finish them with a handsaw. Mark the 6×6 posts to fit under the beams and cut them to length. Be … Measure diagonally to check for square. Use 10d stainless steel ring shank nails. You may also choose to add three 1-by-12 inch boards as a skirt board. Line up the beams with the lower marks. Spindles are usually placed 4 inches apart and made from 2-by-2-inch boards. Use solid or square-edge decking for the treads. Cover the framing with 1×8 cedar riser boards ripped to fit. Stair stringers are constructed using two 2-by-12- inch pieces of wood and stair treads are constructed using either 2-by-4-inch or 2-by-6-inch boards. Codes vary slightly, so check with your building inspector before constructing the stairs. Then square and brace the beams (Photo 4). Measure 6 ft. along the house then 8 ft. out from the house and mark the string. By the DIY experts of The Family Handyman Magazine. Download one of these free deck plans so you can begin planning and … Here’s a freedeck plan that will help you create a spacious 10 x 18 ft. The key is to mark boards in place whenever possible. down from the house. Mark the post locations. In many cases, any deck over 18 inches requires a railing and stairs to meet code, so either keep your deck low or plan to construct a railing and stairs.