GroundRules
46 CFR 32.20-20: -20 Liquid level gaging—T/ALL.
Where this section sits in the code
- Title 46—Shipping
- CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY
- SUBCHAPTER D—TANK VESSELS
- PART 32—SPECIAL EQUIPMENT, MACHINERY, AND HULL REQUIREMENTS
- Subpart 32.20—Equipment Installations
On tankships, the construction or conversion of which is started on or after July 1, 1951, a method for determining the level of the liquid in a cargo tank without opening ullage holes, cargo hatches, or Butterworth plates, shall be provided on all tankships certificated for the carriage of Grade A liquids: Provided, That ullage holes fitted with sounding pipes tightly secured to the underside of the tank tops, open at the bottom, and extending to within 18 inches or less of the bottom of the tank shall be considered as complying with the foregoing requirement.
Collected 2026-08-27T02:26:22Z. Source file · JSON