![]() ![]() Circular HandrailsĬircular handrails can have an outside diameter of no less than 1 1/4 inches and no more than 2 inches. In the IRC (2018) code, you can split the rules regarding handrails size into two broad categories: circular and non-circular handrails. Old handrails that are not up to code may also be grandfathered in and don’t have to be updated or replaced. Additionally, there are many exceptions in the IRC where specific rules don’t apply in particular situations. Other Things To Considerĭepending on where you live, the IRC may be the only code that you must follow, or there may be local, county, state, or other building codes that take precedence. ![]() There should also be a minimum of 1 1/2 inches of space between the handrail and the wall. The height of a handrail from the floor should be between 34 and 38 inches and should not stick out from the wall more than 4 1/2 inches. ![]() In addition to the rules regarding finger recesses on handrails made from 2x4s, you still must follow the other standard handrail requirements laid out in the IRC code. The width of the handrail above the finger recesses should be between 1 1/4 and 2 3/4 inches.The required depth must continue for at least 3/8 inch and must extend at least 1 3/4 from the top of the handrail profile.The recesses must not have a depth less than 5/16 inch.The recesses must begin within 3/4 inch from the top of the handrail profile.2×4 lumber has a perimeter much greater than the minimum stated above, so handrails made from 2x4s must have finger grooves on both sides.īelow is a quick overview of a few of the other requirements for the finger recesses on handrails with a perimeter greater than 6 1/4 inches: The IRC (2018) Section R311.7.8.5: Grip Size states that all handrails with a perimeter greater than 6 1/4 inches must have finger recesses on both sides. The IRC (2018) is the most recent version of the International Residential Code, which outlines the requirements for constructing residential homes and properties. However, things get tricky when you begin to consider building codes. ![]() Regarding the physical appearance and strength of 2×4 lumber, it is an ideal material for handrail construction. However, there are strict regulations that you need to follow.Ģ×4 is a popular and standard lumber size used in various situations, from DIY projects to professional construction sites. In this article, I will take you to a more in-depth look at if you can make a handrail using a 2×4, what type of wood is best, how you might go about it, and many other common questions. There are some pretty strict codes and regulations regarding handrails. Porch and deck guardrails made from 2x4s laid horizontally are permitted. Using a 2×4 as a handrail laid vertically is not allowed. You can use 2×4 wood in a lot of projects, but what about making handrails or guardrails?Īccording to the IRC (2018), you can use a 2×4 to make a handrail, but you must cut finger recesses along both sides of the board and position the lumber lengthwise on its end. 2×4 wood is a very popular size of lumber that you can use in nearly any building project and situation. ![]()
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