What failure mechanism caused the collapse of the Teton Dam (USA, 1976)?
A. Cracking due to earthquakes
B. Hydraulic piping in erodible material
C. Fault rupture
D. Snow melt flooding
Answer: Option B
Solution (By Examveda Team)
The Teton Dam failed due to internal erosion (piping) through vulnerable soil in the dam�s right abutment. This is a key lesson in seepage control and foundation assessment.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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