The sweep space between the deck surface and the bottom rail must be less than 4". Column 2. However, these guardrails still must be as strong as those on higher decks. Given that even short-distance falls may lead to chronic pain, serious injury, and even death for elderly people, adding hand railing to a low-rise deck is often a very good idea. The IBC requires Item. Support Posts. The following general OSHA requirements apply to all stairways and stair rails: Stairways with four or more risers or rising more than 30 inches (76 cm) in height- whichever is less- must be … The owner of all dwellings shall provide: (A) A safe handrail for every stairway that is used or intended for use by the occupant as required by 780 CMR: Massachusetts State Building Code… The International Residential Code (IRC) and the International Building Code (IBC) provides the staircase railings codes and guidelines in the United States. Column 1. The code has some very specific requirements for deck stairs: Stair rails on decks should be between The IRC requires guardrails to be at least 36" in height, measured from the deck surface to the top of the rail. The codes are based on the … Handrails are required for stairs and must meet standards as specified by R311.5.6.3 in the IRC code. handrails Serving Ramps. Deck rails are required for decks more than 30 inches above the ground. Building Code Article with Amendments UBTC, Article 2, Sec. Handrail ends must be returned and terminated at rail posts. The structural integrity of the railing depends heavily on the … Stairs 1 100 mm Wide. A safety factor of 2.5 is usually added to the testing. As a model code, the IBC is developed by the International Code Council for states, cities, and other local groups to both adopt and adapt for their use. Column 6. On decks tall enough to require guardrails, they must still be installed behind the benches, rising to the minimum 36 inches above the decking surface. The top edge of the handrail must be placed between 34” and 38” above the nosing of the stair treads. Column 5. Section 410.503 - Protective Railings and Walls. Code Article/with Amendments Article Section County Resolution/City Ordinance: 2018 IBC (Intl. Ordinance 51-069. 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. If you choose to install a guardrail on a deck lower than 30", you must still meet code requirements. 1938 Building Code. While a 12-inch drop will rarely prove to be fatal to a healthy adult or child or result in serious injury, it still can twist an ankle or injure a lower back. The code for deck railing height is actually 36 inches from deck floor to the top of the railing. One classic rule of thumb: a 4-inch diameter ball should barely be able to fit between the balusters. Get daily tips and tricks for making your best home. The minimum width for stairways shall not be less than 36 inches clear. The rise, or the vertical distance from one tread to the next, can be no more than 7 1/4 inches high. This is a minimum required height for residential structure—higher guards are acceptable. All proposed decks require approvals of the Zoning Officer and Code Strength of guardrails and balusters is usually simply estimated by a building inspector who will lean or push against the components. Copyright © 2021 Trex Company, Inc. All rights reserved. Deck Railing Code The International Residential Code (IRC), adopted by most US cities and towns, requires Rules. Local Laws. The Spruce uses cookies to provide you with a great user experience. North Carolina building codes for deck railings are the same as any other state's. The IRC requires guardrails to be at least 36" in height measured from the deck surface to the top of the rail. 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. Introducing "One Thing": A New Video Series. Minimum railing distance means the walking space between a handrail on one wall and an adjacent wall that has no handrail. Many code requirements, while important, rarely touch upon life and death matters. When built to code, cable railing is a very safe option for railing. Commercial deck guardrails, such as those found at restaurants, bars, and at multifamily homes such as apartments or condos, are required to be 42 inches high, minimum. The IRC requires that guardrails for single-family detached homes be at least 36 inches high, measured from the … A circular cross section of a handrail must have an outside diameter of between 1-1/4” and 2”. 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