Question 6 of 30
What is the least you must do before entering a cofferdam in the engine room?
A
Open up the manhole and enter the cofferdam
B
Complete an enclosed space checklist
C
Enter the cofferdam and simultaneously start ventilation
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Answer & Explanation
The correct answer is Option B: Complete an enclosed space checklist.
Entering any enclosed space, including a cofferdam, requires a formal permit and verified safety checklist to ensure the atmosphere is safe and all hazards are controlled.