Deck: Safety

1. A As the dock begins to support the weight of the vessel, stability calculations are based on the ship and dock as a single unit.
2. B The stability of the vessel increases as a dock is pumped out due to the support of the keel blocks.
3. C When the ship touches the blocks, the beam for stability purposes increases to the beam of the dry-dock.
4. D Every ton of weight bearing on the blocks acts as if a ton of weight was removed at keel level.

Tip: press A-D to answer