33 CFR § 155.805
Closure devices
August 2, 2023
§ 155.805 Closure devices.
(a) Each end of each transfer hose on board which is not connected for the transfer of oil or hazardous material must be blanked off with butterfly valves, wafer-type resilient seated valves, blank flanges, or other means acceptable to the COTP or OCMI.
(b) New, unused hose is exempt from the requirement in paragraph (a) of this section.
[CGD 75–124, 45 FR 7175, Jan. 31, 1980, as amended by CGD 86–034, 55 FR 36255, Sept. 4, 1990]