According to OSHA, portable step ladders longer than 20 feet ___________. must be made of fiberglass shall not be used must have a Class II rating must have a Class III rating m…

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asked Sep 2, 2024 185k views

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Chemoish · Answer 1 · 2024-09-08T11:11:23+0000

According to OSHA (Occupational Safety and Health Administration), portable step ladders longer than 20 feet shall not be used.