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This question belongs to Geological Engineering Engineering Geology For Construction

Engineering Geology for Construction

?

What type of excavation support is commonly used in weak rock during tunneling?

A) Timber shoring B) Rock bolts and shotcrete C) Concrete piles D) Grouting

Answer & Solution

Correct Answer: Option B

Rock bolts and shotcrete stabilize weak rock surfaces and prevent loose material from falling during tunnel construction.

Question posted by Examveda

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