GroundRules
46 CFR 119.470: Ventilation of spaces containing diesel fuel tanks.
Where this section sits in the code
- Title 46—Shipping
- CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY
- SUBCHAPTER K—SMALL PASSENGER VESSELS CARRYING MORE THAN 150 PASSENGERS OR WITH OVERNIGHT ACCOMMODATIONS FOR MORE THAN 49 PASSENGERS
- PART 119—MACHINERY INSTALLATION
- Subpart D—Specific Machinery Requirements
(a) Unless provided with ventilation that complies with § 119.465 of this part, a space containing a diesel fuel tank and no machinery must meet one of the following requirements:
(1) A space of 14 cubic meters (500 cubic feet) or more in volume must have a gooseneck vent of not less than 65 millimeters (2.5 inches) in diameter; or
(2) A space of less than 14 cubic meters (500 cubic feet) in volume must have a gooseneck vent of not less than 40 millimeters (1.5 inches) in diameter.
(b) Vent openings may not be located adjacent to possible sources of vapor ignition.
Collected 2026-08-27T02:26:22Z. Source file · JSON