Question 5086Deck General70% to pass
If a MODU takes a sudden severe list or trim from an unknown cause, you should FIRST _______________.
AI Explanation
The correct answer is D) determine the cause before taking countermeasures.
When a MODU (Mobile Offshore Drilling Unit) experiences a sudden, severe list or trim from an unknown cause, it is critical to first determine the root cause before taking any corrective actions. Assuming the cause and immediately responding could potentially make the situation worse. The appropriate first step is to assess the situation, gather information, and diagnose the problem before implementing any countermeasures. This is in line with standard maritime safety practices, which emphasize the importance of identifying and addressing the underlying issue rather than reacting hastily. The other options, while potentially relevant in some scenarios, do not represent the prudent initial response to an unknown severe list or trim.
Related Questions
#5084 The DEEP DRILLER is loaded as shown in the Sample Load Form Number 5 (Survival) when an unexpected slowly increasing starboard list and bow down trim occurs. A leak in 1S is found. By deballasting from ballast tanks 2S and 3S, the inclination slowly decreases. The increase in the transverse free surface corrections is _______________.#5085 After jacking down your liftboat you have an unexpected list. You find that the only cause of this list must be a flooded leg. To keep adequate stability you should _______________.#5087 The DEEP DRILLER is loaded as shown in the Sample Load Form Number 5 (Survival) when an unexpected slowly increasing starboard list and bow down trim occurs. A leak in 1S is found. By deballasting from ballast tanks 2S and 3S, the inclination slowly decreases. The increase in the longitudinal free surface correction is _______________.#5088 After jacking down your liftboat you have an unexpected list. You find that the only cause of this list must be a flooded leg. Raising the flooded leg further would adversely affect the boats stability by _______________.#5089 Among the possible causes of unexpected rapidly increasing inclination of the DEEP DRILLER while on location is _______________.