GSK Exit Exam • Set 3 Question 2 of 30
Proof Load of derrick / crane is
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Direct Answer
Option A: More than safe working load
The Proof Load of a derrick or crane is defined as the load that the equipment can withstand without permanent deformation or failure. It is always specified as being more than the Safe Working Load (SWL) to ensure a margin of safety.
All Options
A
More than safe working load
(Correct Answer)
B
Same as safe working Load
C
Less than
D
More than breaking strength
Detailed Explanation & Context
The Proof Load of a derrick or crane is defined as the load that the equipment can withstand without permanent deformation or failure. It is always specified as being more than the Safe Working Load (SWL) to ensure a margin of safety.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • General Ship Knowledge (GSK).
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