What type of hazard is associated with abandoned quarries in urban areas?
A. Lava eruption
B. Slope instability and groundwater contamination
C. Glacier outburst
D. Saltwater intrusion
Answer: Option B
Solution (By Examveda Team)
Abandoned quarries often pose slope stability and water pollution hazards. These areas can collect rainwater and cause contamination if not managed properly.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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