Deck General · Stability Definitions
Deadweight tonnage (DWT) is defined as:
- AThe weight of the empty vessel including permanent ballast and fixed equipment
- BThe total weight of water displaced at the load draft
- CThe difference between displacement at load draft and lightship displacement✓ Correct
- DThe cargo capacity expressed in cubic feet divided by 100
Explanation
DWT is the difference between load displacement and lightship displacement. It represents the total weight a vessel can carry: cargo, fuel, stores, water, and crew. It is not a measure of volume.
Authority: Stability & Trim (USCG deck topic)
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