What type of failure occurred in the Aberfan disaster in 1966?
A. Tunnel collapse
B. Tailings dam failure
C. Coal tip landslide on saturated ground
D. Glacier outburst flood
Answer: Option C
Solution (By Examveda Team)
The Aberfan tragedy occurred when a coal spoil tip collapsed on a school after heavy rain, due to saturation and lack of proper drainage.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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