(a) Each refrigerated tank must have:
(1) An alarm that operates when the cargo's pressure exceeds the vapor pressure described in § 153.371(b); or
(2) An alarm that operates when the cargo's temperature exceeds the steady state temperature described in § 153.371(b).
(b) The alarm must give an audible and visual signal on the bridge and at the cargo control station.
(c) The cargo pressure or temperature alarm must be independent of other cargo pressure or temperature sensing arrangements.
authority: 46 U.S.C. 3703; Department of Homeland Security Delegation No. 0170.1. Section 153.40 issued under
49 U.S.C. 5103. Sections 153.470 through 153.491, 153.1100 through 153.1132, and 153.1600 through 153.1608 also issued under
33 U.S.C. 1903 (b)
source: CGD 73-96, 42 FR 49027, Sept. 26, 1977, unless otherwise noted.
cite as: 46 CFR 153.438