1926.451(a)(1) Solid sawn wood, fabricated planks, and fabricated platforms may be used as scaffold planks following the recommendations by the manufacturer or a lumber grading association or inspection agency. Scaffold planking must be able to support, without failure, its own weight and at least four times the intended load. What are the requirements for scaffold planking? The space must not exceed 9.5 inches (24.1 centimeters) when side brackets or odd-shaped structures result in a wider opening between the platform and the uprights. What are scaffold platform construction requirements?Įach platform must be planked and decked as fully as possible with the space between the platform and uprights not more than 1 inch (2.5 centimeters) wide.
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