Question 4693Deck General70% to pass
In order to withstand fluid head pressure on a MODU, stiffeners are often attached to the bulkhead _______________.
AI Explanation
The correct answer is C) plating.
Stiffeners are typically attached to the plating of a bulkhead on a Mobile Offshore Drilling Unit (MODU) to provide additional reinforcement and resist the fluid head pressure. The plating is the primary structural component that needs to be stiffened, as it is the surface that directly experiences the fluid pressure. Attaching stiffeners to the plating helps distribute the load and prevent deformation or failure of the bulkhead.
The other options are incorrect because brackets and penetrations are not the primary structural components that require stiffening, and framing, while important, is not the specific component that stiffeners are attached to in this case.
Related Questions
#4691 Fighting a rig fire in a watertight compartment with hoses could reduce the stability of the rig by _______________.#4692 The DEEP DRILLER departs a fresh water port at a draft of 20.5 feet. What will be the draft in sea water? #4694 While the DEEP DRILLER is operating as shown in Sample Form #4 (Drilling), casing is accidentally dropped over the port side. If the port aft inclination is slowly increasing, which tank is probably damaged? #4695 In a semisubmersible MODU, the columns contain void spaces above the waterline that used principally for _______________.#4696 A semisubmersible which flops between forward and aft angles of trim is likely to have _______________.