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409.3 Graspability

Minnesota Building Code 2015 > 4 Egress > 409 Handrails > 409.3 Graspability

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Handrails with a circular cross section shall have an outside diameter of at least 1.25 inches (32 mm) and not greater than 2 inches (51 mm) or shall provide equivalent graspability. If the handrail is not circular, it shall have a perimeter dimension of at least 4 inches (102 mm) and not greater than 6.25 inches (159 mm) with a maximum cross-section dimension of 2.25 inches (57 mm). Edges shall have a minimum radius of 0.01 inch (3.2 mm).

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Minnesota Fire Code 2015 > 4 Egress > 409 Handrails > 409.3 Graspability

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2020 Minnesota State Fire Code > 10 Means of Egress > 1014 Handrails > 1014.3 Handrail Graspability