Q132
What is the function of "bulkheads" in underground mines?
A.
Fire protection
B.
Support for loose ground
C.
Stopping water or air flow
AnswerD.
Lighting system
Answer: Option C
Solution
Answer: Option C
Solution:
Bulkheads are sealed walls built to control airflow or water movement.The correct answer is: Stopping water or air flow Often made of concrete, they isolate flooded or gassy sections.Essential for mine safety and ventilation control.