tonnage

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Related to tonnages: Net Tonnage, Deadweight tonnage
See: cargo

TONNAGE, mar. law. The capacity of a ship or vessel.
     2. The act of congress of March 2, 1799, s. 64, 1 Story's L. U. S. 630, directs that to ascertain the tonnage of any ship or vessel, the surveyor, &c. shall, if the said ship or vessel be double decked, take the length thereof from the forepart of the main stem, to the afterpart of the stern post, above the upper deck, the breadth thereof, at the broadest part above the mainwales, half of which breadth shall be accounted the depth of such vessel, and then deduct from the length three-fifths of the breadth, multiply the remainder by the breadth and the product of the depth, and shall divide this last product by ninety-five, the quotients whereof shall be deemed the true contents or tonnage of such ship or vessel. And if such ship or vessel shall be single decked, the said, surveyor shall take the length and breadth as above directed, in respect to a double deck ship or vessel, and shall deduct from the length three-fifths of the breadth, and taking the depth from the underside of the deck plank to the ceiling of the hold, shall multiply and divide as aforesaid, and the quotient shall be deemed the tonnage of such ship or vessel.
     3. The duties paid on the tonnage of a ship or vessel are also called tonnage.
     4. These duties are altogether abolished in relation. to American vessels by the act of May 31, 1830, s. 1, 4 Story's Laws U. S. 2216. And by the second section of the same act, all tonnage duties on foreign vessels are abolished, provided the president of the, United States shall be satisfied that the discriminating or countervailing duties of such foreign nation, so far as they operate to the disadvantage. of the United States, have been abolished.
     5. The constitution of the United States provides, art. 1, s. 10, n. 2, that no state shall, without the consent of congress, lay any duty on tonnage.

References in periodicals archive ?
Forty-seven countries have now ratified the convention, substantially more than the 30 required, but whether the requirement for Parties to hold 35% of the worlds tonnage has been met is still being calculated.
Tonnage figures are derived from data supplied to the IMO Secretariat by IHS Maritime & Trade.
This noticeable increase in the numbers and tonnage of ships reflects the importance of establishing the new Suez Canal to increase the Canal's capability of receiving the expected increase in world trade passing through the Suez Canal," said Mohab Mamish, Suez Canal Authority Chairman.
The giant Danish container ship 'Mathilde Maersk', which is heading to Saudi Arabia from Belgium, was the largest vessel to pass through the Suez Canal from the North, with a tonnage of 200,000 tons.
Domestic mills, finding themselves short of supply, got into a bidding war for tonnage, driving up prices to historic highs.
With both the "but for" tonnages and the "but for" prices discredited, the "but for" revenues likewise were clearly impeached.
it should be noted that the 1990 total includes 1989 nonferrous tonnages because 1990 figures had not been released yet by the U.
Management believes that this tonnage will provide six to eight months of mill feed while the main Shafter resource is dewatered and further developed from the production shaft.
Marino stated that the "new contract terms, which provide for more tonnage, a longer term and more revenues, are an indication of the confidence that mining customers in northern Chile have placed in Ferronor and its role as a dependable source of rail service for their products.
Exploration targets consist of large tonnage, bulk-minable deposits as well as high-grade vein deposits.
Tonnage sales at 276,900 tons surpassed the 243,700 tons shipped in the first quarter and the 251,000 tons in the second quarter of 1995 by 14 and 10 percent respectively.
The major factors affecting the third quarter's profit include increased tonnage of beer sold, which was offset by an increase of 2.