Q175
What is the main benefit of using shotcrete in underground development?
A.
Easy removal
B.
Ventilation control
C.
Ground stabilization
AnswerD.
Water drainage
Answer: Option C
Solution
Answer: Option C
Solution:
Shotcrete is sprayed concrete used for reinforcing tunnel walls.The correct answer is: Ground stabilizationPrevents rockfalls and supports weak ground.Can be applied quickly and conforms to irregular surfaces.