Question 4766Deck General70% to pass
While the DEEP DRILLER is loaded as shown in Sample Form #4 (Drilling), casing is accidentally dropped over the port side. Because the tank sounding level and port forward inclination are rapidly increasing, you decide that tank 1P is damaged. Your best countermeasure is to _______________.
AI Explanation
The correct answer is D) deballast from tank 2P.
In a damaged stability situation, the primary goal is to maintain or regain stability and prevent the vessel from capsizing. Since tank 1P is damaged and rapidly taking on water, the best countermeasure is to deballast from an undamaged tank, such as tank 2P, to offset the increased weight and heel from the flooded tank 1P.
Dumping mud (option A) or counterflooding into other tanks (options B and C) would not directly address the damaged tank and could potentially make the situation worse by shifting the vessel's center of gravity or adding more weight. Deballasting from an undamaged tank is the most appropriate action to stabilize the vessel in this scenario.
Related Questions
#4764 The DEEP DRILLER, loaded as shown in Sample Load Form #2 (Ballast to Survival), suffers major damage which results in flooding in tank 10S. Your best countermeasure is to _______________.#4765 While the DEEP DRILLER is loaded as shown in Sample Form #4 (Drilling), casing is accidentally dropped over the starboard side. Because the sounding level and starboard inclination are rapidly increasing, you decide that tank 1S is damaged. Your best countermeasure is to _______________.#4767 The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers severe damage to the starboard forward column below the waterline. You should pump from tank _______________.#4768 While the DEEP DRILLER is loaded as shown in Sample Form #4 (Drilling), casing is accidentally dropped over the port side. Because the sounding level and port aft inclination are slowly increasing, you decide that tank 10P has minor damage. Among the possible corrective actions is _______________.#4769 While the DEEP DRILLER is operating loaded as shown in Sample Load Form #4 (Drilling), casing is accidentally dropped over the port side. If the port forward inclination is slowly increasing, which tank is probably damaged?