tonnage

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tonnage

, tunnage
1. the capacity of a merchant ship expressed in tons, for which purpose a ton is considered as 40 cubic feet of freight or 100 cubic feet of bulk cargo, unless such an amount would weigh more than 2000 pounds in which case the actual weight is used
2. the weight of the cargo of a merchant ship
3. the total amount of shipping of a port or nation, estimated by the capacity of its ships
4. a duty on ships based either on their capacity or their register tonnage

tonnage

[′tən·ij]
(naval architecture)
A measure of the size of a ship; it is usually taken to mean gross tonnage or net tonnage, but may also refer to deadweight or displacement tonnage.
References in periodicals archive ?
ARCO unveiled its new Millennium Class of crude oil tankers in a July 1997 announcement that it had commissioned Avondale to build two 125,000 deadweight ton (DWT) ships.
Industry experts said that maritime firms were expected to scrap more than 30 million deadweight tons in 2011, surpassing 26.
It is also widening and deepening the canal so that by 2010 it can accommodate Vcry-Large-Crude-Carrier (VLCC) and Ultra-Large-Crude-Carrier (ULCC) class tankers with oil cargos of up to 350,000 deadweight tons.
headquartered in New York City, is a leading global owner of Supramax dry bulk vessels, which are dry bulk vessels that range in size from 50,000 to 60,000 deadweight tons, or dwt, and transport a broad range of major and minor bulk cargoes, including iron ore, coal, grain, cement and fertilizer, along worldwide shipping routes.
The company's fleet currently consists of six very large crude carriers, which are tankers ranging in size from 200,000 to 320,000 deadweight tons, or ''dwt,'' two Suezmax tankers, which are tankers ranging in size from 130,000 to 170,000 dwt, and four Aframax tankers, which are tankers ranging in size from 80,000 to 120,000 dwt.
Sungdong"), a highly-regarded Korean shipyard, to build two Suezmax tankers of 158,000 deadweight tons each to be delivered to NAT in the third quarter 2016 and the first quarter 2017.
The company's fleet currently consists of four very large crude carriers, which are tankers ranging in size from 200,000 to 320,000 deadweight tons, or ''dwt,'' two Suezmax tankers, which are tankers ranging in size from 130,000 to 170,000 dwt, and four Aframax tankers, which are tankers ranging in size from 80,000 to 120,000 dwt.
given the significant offshore activity expected in the oil and gas sector in india, osl intends to expand its business operations by acquiring two platform supply vessels/anchor handling tug supply vessels (psvs/ahtss) of more than 3,000 deadweight tons.
The company's fleet currently consists of three very large crude carriers, which are tankers ranging in size from 200,000 to 320,000 deadweight tons, or ''dwt,'' two Suezmax tankers, which are tankers ranging in size from 130,000 to 170,000 dwt, and four Aframax tankers, which are tankers ranging in size from 80,000 to 120,000 dwt.
Vale said that it would transfer ownership of 4 very large iron ore carriers of 400,000 deadweight tons to Cosco.
The PC-1 class ship will be 600 feet long, displace about 49,000 deadweight tons and have a cargo capacity of 331,000 barrels.
Star Bulk owns a fleet of seventeen dry bulk carriers, consisting of five Capesize, two Post Panamax, two Ultramax and eight Supramax dry bulk vessels with a combined cargo carrying capacity of 1,610,935 deadweight tons and an average age of approximately 8.