Construction Safety · OSHA 2025 §1926.502(b)
Guardrail System Top Rail, Midrail and Strength
Guardrail elevation with the top edge at 42 in. plus or minus 3 in., midrail midway, 19 in. baluster gap, 21 in. parapet exception and the 200 lb and 150 lb strength tests.. Referenced to OSHA 2025 §1926.502(b).
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