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This question belongs to Geological Engineering Rock Mechanics And Rock Engineering

Rock Mechanics and Rock Engineering

?

In the Hoek-Brown failure criterion, which parameter is NOT required?

A) Uniaxial compressive strength B) Joint orientation C) Geological Strength Index D) Material constant mi

Answer & Solution

Correct Answer: Option B

Joint orientation is not directly used in the Hoek-Brown criterion, which is an empirical model using UCS, GSI, and mi to estimate rock mass strength.

Question posted by Examveda

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