What is the main failure mode in columnar basalt rock slopes?
A. Planar failure
B. Wedge failure
C. Toppling failure
D. Flow failure
Answer: Option C
Solution (By Examveda Team)
Toppling failure is common in vertical or steeply inclined columnar basalt formations where blocks rotate forward due to gravity and insufficient lateral support.This Question Belongs to Geological Engineering >> Rock Mechanics And Rock Engineering
Join The Discussion