They also allow you to use shorter deck boards and can eliminate the need to butt boards together to span the width of the deck. Use wood rated for ground contact when necessary for the project. As an alternative, consider upgrading the decking and railings with composite materials (bottom right). The wider base also helps prevent frost heave from lifting the deck. This series of articles and videos shows you how to build a deck with each material. This provides even, consistent and professional looking deck-board spacing. Non-elevated patio covers […], Armstrong’s deck and siding wood stain has nondrying conditioning oils that separate from the drying side of the formula. amzn_assoc_region = "US"; Use the recommended nails and fasteners for the metal connector you’re installing. 3. Mark the post hole locations on the ground with paint. Don't use pressure-treated wood as mulch. To ensure safety, individual communities in the … Mark the width of the deck on the house as well to help you position the frame later. If a visualization marker isn’t available, Virtual Reality (VR) mode can be used to view and customize the AZEK home in 3D. Uniform Load Test: The top rail must be able to sustain 125 lbs … The ledger board attachment supports one end of the deck and bears about half the weight of the deck, the other half borne by the posts and footings. STAIRWAYS — Section 1009 of the CFC is adopted in its entirety, stated below. Exterior stairs must have lighting at the stair's top landing while interior stairs require lighting at the top and bottom of the stairs. Once installation is complete, remove the board and paint/stain the rim. The ledger board requires continuous flashing against the house and over the ledger to prevent water intrusion. A patio at ground level could be an alternate option for an elevated deck. Once you have determined your joist size, use this size lumber for all components of the deck frame, ledger, perimeter rim joists and blocking. Since we did not design a beam in this deck, the outside rim joist is then tripled, and is supported by the deck posts. NOTE – The latest building codes require decks supported by a house to be built with a “positive attachment” to resist lateral loads. A 3/8-in. The DTT1Z deck tension tie is a safe and time-saving alternative that eliminates the need to access floor joists from inside the house. We use our speed squares to space the deck boards from each other during installation. Once the ledger is attached to the house we install a rim joist on each side and a rim or beam opposite the ledger. Once the ledger is attached to the house we install a rim joist on either side and one rim or beam opposite the ledger. In the AR experience, a 3D home appears and the user can personalize the house, rotate it 360 degrees, change product colors and then zoom in to make sure it’s perfectly designed. overhang on the deck surface, we first temporarily face-nail a 3/4-in. Additional metal connectors can be used to connect stair stringers to the deck frame. These oils penetrate deep into the deck or siding wood fiber where the wood’s natural oils used to be. We also like to install protective flashing to the joist tops. Mark a level line at this height along the house. Building a deck is the ultimate backyard DIY project. A building code, as stated by Wikipedia, is a set of rules that specify the minimum acceptable level of safety for constructed objects such as buildings and non-building structures. If the lumber is wet — it typically is when delivered from the store — butt it together tightly when building. As the project in question is a deck, not a balcony, Article 3.2.2.7. does not apply. To reduce cost and material waste I always try to work within readily available pressure-treated lumber lengths, such as 8-, 10-, 12-, 14- and 16-ft. long boards. Also, make sure to install a properly sized nail or fastener into every metal connector hole provided. Decks can be built with all sorts of designs. (By code, any step down to the finish decking, which sits atop the ledger, must be 4 to 7¾ inches below the door sill.) Use two through-bolts and a metal tension tie for the upper bolt connection. Foot Traffic Paths The posts should be a minimum 4×4 size and be solidly anchored to the deck joist and rim joist of the structure. The main purpose of building codes are to protect public health, safety and general welfare as they relate to the construction and occupancy of buildings and structures. STEP 1: plan before you building your stairs. Treads must be at least 10 inches deep, measuring from front to back. For exterior use, we always use pressure-treated lumber for our framing. amzn_assoc_search_bar = "true"; Mark the post hole locations on the ground with paint. The rule of thumb says that 15 feet is your maximum allowable span for generic 2×10 joist (16” on center. You want to ensure that your deck support posts resist lateral and uplift movement. TIP: If the joist has a crown—a slight arc along its edge—install it crown-side up. If you plan on building a deck on your own, we still recommened seeking the advice of a professional deck builder. I lay out the deck using 12-in. In the 3D experience, a user will scan what is known as a “visualization marker”, such as the cover of any AZEK catalog or a downloadable image from www.azek.com/iPad, to enter the exciting world of Augmented Reality (AR). The diameter of the holes for your footings especially large ones, create significant concentrated loads within the soil. Ontario Building Code is a set of minimum provisions respecting the safety of buildings regarding public health, fire protection, and sufficiency. Install blocking in each joist bay, alternating the block along the chalk line to allow direct nailing. Business Hours: Mon. A deck with no or inadequate railings is an accident waiting to happen. The average frost line in Massachusetts is between 30 and 35 inches. We let the end of the decking run long, off the deck, and cut it later with a track saw. 57.1009. temporary board. Alternative solutions – What are they? amzn_assoc_linkid = "a5c999be9298f1e4ecbd7006090939c1"; The tests include: Infill Load Test: The strength of the balusters are tested so that a one-square foot area must resist 125 lbs of force. Product costs, availability and item numbers may vary online or by market. Before marking for the posts, remove the sod if required by code. Toe-nailing or direct nailing of joists is no longer an acceptable way to secure joists without additional support, so we add metal joist hangers afterward. See the complete deck series at Lowes.com/BuildaDeck. After ensuring that the sheathing is structurally sound, we cover the area above and below the ledger board location with self-adhering rubber. Deck posts should be 4×6 pressure-treated lumber and have galvanized or stainless steel connectors attaching them to the rim joist. The best source of information regarding your frost-line depth is your local building department. See our Deck Planning and Materials Buying Guide to get details on different options. For more information, contact The City of Oshawa’s Building Department at 905-436-5658. Our deck is freestanding, so it won't be attached to the house. Guards are required when then deck is 24" (60 cm) above grade. If the building complies with Part 9 of BCBC, which regulates the construction of houses and small buildings, then the structural requirements must meet the Once this frame is built we take diagonal measurements and use the 3-4-5 method to square the frame. I like this method because it allows me to place my footings exactly where I want them and eliminates all the layout work with strings and batter boards that’s otherwise required to locate the footings. British Columbia Building Code (BCBC)³ dictates the structural requirements for exterior decks and balconies including stairs and guardrails. The owner preferred an open, no-railing look. In this situation, the soil under each deck footing may be called upon to support 3,000 plus pounds. Our local stores do not honor online pricing. When choosing deck lumber based on joist span, I use the following easy-to-remember rule of thumb that works for most of the treated wood species that. After exploring the two-dimensional visualization and customizing the product color schemes, the user can then take the design to the level of cutting-edge 3D technology to bring an entire house to life. A freestanding deck should be no more than one inch away from the house. The code has some very specific requirements for deck stairs: Stair rails on decks should be between 34 inches and 38 inches high, measured vertically from the nose of the tread to the top of the rail. We install a metal or PVC flashing cap over the ledger board using roofing nails, and only place fasteners high up on the flashing. The post layout depends on the size of the beams, local building codes and your deck design. A free new app, the AZEK iPad App, provides the power to reimagine home and outdoor living spaces in realistic 2D and 3D renderings. The distance your joists can safely cantilever or overhang a drop beam is determined by the size of the joists, the wood type and grade of the lumber and the spacing between joists. Local codes were created to keep us safe, and many existing decks do not meet current safety codes. Wear a dust mask and eye protection when handling or cutting wood. It is the first board to be installed because it sets the base for the rest of the deck. Check local codes for requirements in your area. amzn_assoc_ad_type = "smart"; The International Residential Code requires decks supported by an adjacent house to be built with a “positive attachment” to resist lateral loads. Joists typically extend from the ledger-board connected to the house. My general rule is to use 16d galvanized nails everywhere I can. The posts of the railing system should be connected to the rim and joists or blocking using through-bolts and metal tension ties, such as the Advanced Lateral Anchor System available from DeckLok (www.deck-lok.com). Wash your hands after working with treated wood. The BC Building and Plumbing Code, which set the technical requirements for building construction throughout B.C. Use metal joist hangers to connect all joist ends. Once we locate the ledger board height, we level it and temporarily fasten it to the house with 16d galvanized nails. Mark the post positions on the strings. If your deck is more than 30 inches off the ground it requires guardrails or handrails. What is the cost? Ontario Building Code is divided into 12 Parts. The reader must always exercise reasonable caution, follow current codes and regulations that may apply, and is urged to consult with a licensed professional if in doubt about any procedures. Larger diameter footings spread the weight out over more soil area. What is Econodek. When poured in place most folks use footing forms from Bigfoot Systems, Sonotube or an equivalent concrete form. If there is space I will run rubber 10 inches up and as far down as necessary to keep water from getting into the house. The new Strong-Drive SDWH Timber-Hex HDG screw with an integral washer attaches the tension tie to the supporting structure with a minimum of 3 inches of penetration. Mark the post positions on the strings. Either way, the temporary supports will hold the deck in place until we install and connect the deck posts to the footings. The ledger board must be located 4 to 7-3/4 inches below the door sill. See our video Why Is a 2 x 4 Not 2 by 4? - Fri. 8am to 4pm PST. What is the BC Plumbing Code? The layout is square when the diagonal measurements of the area are equal. I prefer to build the outer perimeter or the “sandbox frame” as we joke on the jobsite. We used 12-in. Think about size in terms of the decking as well. I prefer to cut our ledger board 3 inches shorter than our final frame width, which allows us to nail rim joists directly to the ledger board’s end grain. deviation from one another is allowed by code but should be avoided. Accessibility – What are the requirements in the BC Building Code? Install the blocking flush with the top of the deck frame. You’ll often see decking boards listed with a common (or nominal) measurement of 5/4 inch thick. I use 1/2-in. This requires accessing the basement rim joist area. We then install all of our perimeter trim on the rim boards prior to applying decking. Building maintenance-free decks in Calgary since 2005. This code establishes minimum requirements for safety, health, accessibility, fire and structural protection of buildings and energy and water efficiency. Depending on the porch load, the diameter of the hole will probably range between 8 and 24 inches. The depth of the deck footings will be determined by your local frost line and building codes. This will make it much easier for you to know where the best location of your stairway should be. Whether you’re building off a napkin sketch or a detailed architectural drawing, you need to transfer the deck design onto the ground to get started. Metal brackets make a strong connection while raising the wood post away from standing water. Home; Section 9 of the Ontario Building Code; Section 9 of the Ontario Building Code Or, you can lag-screw through post bases and decking into the top of a deck joist or beam. You can eliminate some of the necessary posts by attaching a ledger board to your house, but it can cause problems later if not done right. We snap a chalk lines across the joists to lay out blocking. Measuring from the house, locate the post lines with additional batter boards and strings. NC Building Code Requirements for Decks. Building a deck requires careful planning. 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