You'll see also that instead of a 4" sphere or ball, a 6" sphere may be used to test certain areas along the bottom of a guardrail along a stairway. In an interesting refinement that I quote below, some officials want balusters on an outdoor deck, perhaps using wet pressure-treated wood balusters, to be constructed on 3 1/2" centers so that even after wood shrinkage (as it dries) the 4" maximum opening width will be preserved.
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On by (mod) - example of building code on guard rail baluster spacingĭepending on the codes that apply where you live, balusters should be spaced from 4" apart. Pounds of resistance against a handrail allowed. Handrail assemblies and guards shall be able to resist a single concentrated load of 200 pounds (0.89kN), applied in any direction at any point along the top, and have attachment devices and supporting structure to transfer this loading to appropriate structural elements of the building. Handrail assemblies and guards shall be designed to resist a load of 50 pounds per linear foot (pound per foot) (0.73 kN/m) applied in any direction at the top and to transfer this load through the supports to the structure. On 15:23:40.526828 by (mod) - guardrail strength - pounds of force IBC 1607.7.1 Handrails and guards. were posted originally at BALUSTERS, STAIR & RAILING - be sure to review that article as well. These questions and answers about proper design, installation, strength, and spacing of balusters that enclose guards along stairs, balconies, decks, etc.
Questions & Answers About Balusters along Stair Guards, Balcony & Landing Rails We also provide an ARTICLE INDEX for this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need.
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This article series describes procedures for performing safety inspections of the balusters used on indoor or outdoor stairs, railings, landings. Stair baluster safety & code specification FAQs. We have no relationship with advertisers, products, or services discussed at this website.
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