Which tunnel encountered methane gas hazards during construction?
A. Hsuehshan Tunnel (Taiwan)
B. Channel Tunnel
C. Banihal Tunnel
D. Sela Tunnel
Answer: Option A
Solution (By Examveda Team)
The Hsuehshan Tunnel in Taiwan experienced methane gas pockets, posing explosive risks. Continuous gas monitoring and ventilation were necessary for safe construction.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
Join The Discussion