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46 U.S.C. 3306, 3703; DHS Delegation No. 00170.1, Revision No. 01.2.
CGD 74-125A, 47 FR 15272, Apr. 8, 1982, unless otherwise noted.
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(a) Each refrigerated space that is accessible to the vessel's personnel and that can be locked from the outside so that it cannot be opened from the inside, must have an audible alarm system that can be operated from within the refrigerated space.
(b) The alarm activator must be in the refrigerated space at its exit.
(c) The audible signal must sound at a manned location.
(d) If there is a common audible signal for more than one lockable refrigerated space, there must be an annunciator for locating the space from which the signal was initiated.