What was a key cause of failure in the St. Francis Dam (1928)?
A. Construction in sedimentary basin
B. Water overtopping
C. Geological instability due to schist
D. Fault slip
Answer: Option C
Solution (By Examveda Team)
The failure occurred due to geological instability in schist and faulted rock. Water seepage weakened the foundation, and the dam collapsed catastrophically.This Question Belongs to Geological Engineering >> Case Studies And Applied Geological Engineering Projects
Which geotechnical failure occurred in the 1963 Vajont Dam disaster in Italy?
A. Overtopping of dam
B. Foundation failure
C. Landslide into reservoir
D. Earthquake-induced cracking
What was the main geological issue in the Panama Canal expansion project?
A. Lava flow
B. Marine sediment instability
C. Hard rock tunneling
D. Seismic liquefaction
In the case of the Leaning Tower of Pisa, what caused the leaning?
A. Uneven settlement due to clayey soil
B. Earthquake damage
C. Poor construction material
D. Tectonic movement
Which engineering technique stabilized the Hong Kong slopes after landslide disasters?
A. Tunneling
B. Shotcreting and soil nailing
C. Earth reinforcement
D. Floating raft foundation
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