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  2. Net tonnage - Wikipedia

    en.wikipedia.org/wiki/Net_tonnage

    Net tonnage is used to calculate the port duties and should not be taken as less than 30 per cent of the ship's gross tonnage. [2] Net tonnage is not a measure of the weight of the ship or its cargo, and should not be confused with terms such as deadweight tonnage or displacement. Also, unlike the net register tonnage, the net tonnage is ...

  3. Gross tonnage - Wikipedia

    en.wikipedia.org/wiki/Gross_tonnage

    Gross tonnage, along with net tonnage, was defined by the International Convention on Tonnage Measurement of Ships, 1969, adopted by the International Maritime Organization (IMO) in 1969, and came into force on 18 July 1982. These two measurements replaced gross register tonnage (GRT) and net register tonnage (NRT). Gross tonnage is calculated ...

  4. Tonnage - Wikipedia

    en.wikipedia.org/wiki/Tonnage

    Net register tonnage (NRT) is the volume of cargo the vessel can carry—that is, the gross register tonnage less the volume of spaces that do not hold cargo (e.g., engine compartment, helm station, and crew spaces, again with differences depending on which port or country does the calculations).

  5. Net register tonnage - Wikipedia

    en.wikipedia.org/wiki/Net_register_tonnage

    Net register tonnage (NRT, nrt, n.r.t.) is a ship's cargo volume capacity expressed in "register tons", one of which equals to a volume of 100 cubic feet (2.83 m 3).It is calculated by subtracting non-revenue-earning spaces i.e. spaces not available for carrying cargo, for example engine rooms, fuel tanks and crew quarters, from the ship's gross register tonnage.

  6. Gross register tonnage - Wikipedia

    en.wikipedia.org/wiki/Gross_register_tonnage

    Gross register tonnage (GRT, grt, g.r.t., gt), or gross registered tonnage, is a ship's total internal volume expressed in "register tons", each of which is equal to 100 cubic feet (2.83 m 3). Replaced by Gross Tonnage (GT), gross register tonnage uses the total permanently enclosed capacity of the vessel as its basis for volume. Typically this ...

  7. Deadweight tonnage - Wikipedia

    en.wikipedia.org/wiki/Deadweight_tonnage

    Deadweight tonnage is a measure of a vessel's weight carrying capacity, not including the empty weight of the ship. It is distinct from the displacement (weight of water displaced), which includes the ship's own weight, or the volumetric measures of gross tonnage or net tonnage (and the legacy measures gross register tonnage and net register tonnage).

  8. Gross vs. Net Income: Understanding the Difference - AOL

    www.aol.com/gross-vs-net-income-understanding...

    Planning your budget based around your gross income is going to create issues as you should plan for your net income after taxes to be about 30% lower to be on the safe side — but it could be ...

  9. Ship measurements - Wikipedia

    en.wikipedia.org/wiki/Ship_measurements

    GT replaced Gross register tonnage (GRT) which is now an obsolete unit. Net tonnage – NT – Not expressible in units of mass or weight but is based on the cargo volume of the vessel in cubic meter with a formula applied. NT replaced Net register tonnage (NRT) which is now an obsolete unit.