Mathematics, 12.10.2019 19:10, QueenFlowerCrown98

Two masons are preparing to work on a rolling scaffolding system. mason a says that since the scaffolding is greater then 6 ft high, it must have guardrails and toe boards. mason bsays that the guardrails must be 42"from the walking surface of the scaffolding and be able to with stand 200 lb of impact. which mason is correct?

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Two masons are preparing to work on a rolling scaffolding system. mason a says that since the scaffo...