Question 4705Deck General70% to pass
Structural stress on a MODU can be reduced by _______________.
AI Explanation
The correct answer is A) even and symmetrical variable loading.
Structural stress on a MODU (Mobile Offshore Drilling Unit) can be reduced by maintaining even and symmetrical variable loading. This ensures that the weight distribution on the MODU is balanced, minimizing the localized stress on the structure. Uneven or asymmetrical loading can lead to increased stress in certain areas, potentially compromising the structural integrity of the MODU.
The other options are not as directly related to reducing structural stress. Increasing the metacentric height (B) affects the stability of the MODU, but does not necessarily reduce structural stress. Lessening the effect of environmental forces (C) is important, but it does not directly address the issue of structural stress. Concentrating heavy consumables locally (D) may not evenly distribute the load, potentially increasing structural stress in certain areas.
Related Questions
#4703 The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers damage to the starboard aft column below the waterline. Pumping from tanks 8S and 9S is not sufficient to prevent increasing starboard list and stern down trim. You should consider counterflooding in tank _______________.#4704 The stability of a semisubmersible MODU would be seriously reduced if flooding occurred in the _______________.#4706 Structural stress levels in a MODU are the sum of loading stresses and stresses due to _______________.#4707 The mean draft of a MODU is the draft _______________.#4708 The DEEP DRILLER, at a draft of 60 feet, has 50,000 ft-tons of longitudinal moments. How much ballast should be transferred between tanks 1P and 10P to level the unit longitudinally?