153.934—Entry into spaces containing cargo vapor.
(a)
No person may enter a cargo tank, cargo handling space, pumproom or enclosed space in the cargo area without the permission of the master.
(b)
Before permitting anyone to enter a cargo tank, cargo handling space, pumproom or other enclosed space in the cargo area, the master shall make sure that:
(2)
Those entering the space wear protective equipment with self-contained breathing apparatus as described in § 153.214(b) and an officer closely supervises the entire operation.
[CGD 73-96, 42 FR 49027, Sept. 26, 1977, as amended by CGD 78-128, 47 FR 21210, May 17, 1982]