help!help!化学翻译6
4.1.1 Works in Cold Box
Work in the cold box is considered confined space work. A work permit validated by ALE is necessary to enter and work inside the cold box. Works inside the cold box shall always be performed by at least two Workers.
The Contractor and ALE shall set up an entry/exit procedure for the cold box : watching, access permit, communication tools, work areas, …
Any Employee working in the cold box shall wear his PPE and
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