Section 325.62107. Welding, cutting, and heating in confined spaces.

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Rule 62107. (1) Except as provided in subrule (2) of this rule and R 325.62109, either general mechanical or local exhaust ventilation meeting the requirements of R 325.62106 shall be provided whenever welding, cutting, or heating is performed in a confined space.

(2) When sufficient ventilation cannot be obtained without blocking the means of access, employees in the confined space shall be protected by air-line respirators in accordance with the requirements of Occupational Health Standard Part 451 ‘Respiratory Protection,’ as referenced in R 325.62102, and an employee on the outside of a confined space shall be assigned to maintain communication with those working within it and to aid them in an emergency.

History: 2014 AACS.

                    
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