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Code of Federal Regulations (Last Updated: May 6, 2024) |
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Title 46 - Shipping |
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Chapter I - Coast Guard, Department of Homeland Security |
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SubChapter O - Certain Bulk Dangerous Cargoes |
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Part 154 - Safety Standards for Self-Propelled Vessels Carrying Bulk Liquefied Gases |
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Subpart C - Design, Construction and Equipment |
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Cargo Pressure and Temperature Control |
§ 154.709 - Cargo boil-off as fuel: Gas detection equipment.
Latest version.
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§ 154.709 Cargo boil-off as fuel: Gas detection equipment.
(a) The continuous gas detection system required under § 154.706(a)(2) and (b) must:
(1) Meet § 154.1350(c), (d), and (j) through (s); and
(2) Have a device that:
(i) Activates an audible and visual alarm at the machinery control station and in the wheelhouse if the methane concentration reaches 1.5 percent by volume; and
(ii) Closes the master gas fuel valve required under § 154.708(c) before the methane concentration reaches 3 percent by volume.
(b) The number and arrangement of gas sampling points must be specially approved by the Commandant (CG-OES).
[CGD 74-289, 44 FR 26009, May 3, 1979, as amended by CGD 82-063b, 48 FR 4782, Feb. 3, 1983]