Cargo Operations and Stability Flashcards

What is meant by the term 'deadweight tonnage' (DWT)?

Answer: The total weight a vessel can carry including cargo, fuel, stores, and crew

Deadweight tonnage is the total weight a vessel can safely carry above its light displacement, including cargo, fuel, ballast, stores, and crew.

What is the significance of the Plimsoll mark on a vessel?

Answer: It shows the legal maximum load lines for different conditions and seasons

The Plimsoll mark (load line mark) shows the maximum depth to which a vessel may be legally loaded under various sea and seasonal conditions.

Dangerous goods carried by sea must be properly documented according to which international code?

Answer: IMDG Code

The International Maritime Dangerous Goods (IMDG) Code governs the stowage, segregation, labeling, and documentation requirements for dangerous goods carried by sea.

What is 'dunnage' used for in cargo operations?

Answer: To protect cargo from moisture and damage and prevent shifting

Dunnage consists of materials such as wood, matting, or airbags placed beneath or between cargo to protect it from moisture, damage, and shifting during the voyage.

A vessel's trim is defined as?

Answer: The difference in draft between the bow and the stern

Trim is the difference in draft between the forward and aft ends of the vessel; a vessel trimmed by the stern has a greater aft draft than forward draft.

What is the minimum freeboard for a vessel under load line regulations?

Answer: The amount specified on the vessel's load line certificate for current conditions

The minimum freeboard is the minimum distance from the waterline to the freeboard deck as specified on the vessel's load line certificate for the applicable zone and season.