Question 3484Deck General70% to pass
The time required to ballast the DEEP DRILLER to survival draft, when threatened with heavy weather, while under tow, is about _______________.
AI Explanation
The correct answer is A) 2 hours.
When a vessel like the DEEP DRILLER is under tow and threatened by heavy weather, the time required to ballast the vessel to its survival draft is typically around 2 hours. This is because the ballasting process to achieve the proper survival draft needs to be done quickly to ensure the vessel's stability and safety in the approaching heavy weather conditions.
The other answer choices of 3, 4, or 5 hours would likely be too long and jeopardize the vessel's ability to properly prepare for the heavy weather in a timely manner. The 2-hour timeframe is the typical standard for this type of emergency ballasting operation to reach the survival draft.
Related Questions
#3482 During a storm, the mooring line on a MODU should be long enough so that the angle between the anchor shank and the ocean floor is _______________. #3483 The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Severe motion makes it necessary to ballast down to survival draft. It is decided to check stability at the intermediate draft of 32 feet. If the added ballast has an average VCG of 9.03 feet, and the sum of free surface moments is 56,244 foot-tons, what is the new GML? #3485 In case of damage to the DEEP DRILLER on location, the immediate objective is to reduce the unexpected inclination and return the unit to _______________.#3486 The KG of the DEEP DRILLER increases from 57 feet to 59 feet while drilling at a 60 foot draft during an ice storm. What action should be taken? #3487 The most doubtful and unpredictable factor in a mooring system is the _______________.