In the construction of the Metro in Kolkata, ground settlement was mainly due to:
A. Sand boils
B. Fault displacement
C. Loose alluvial deposits
D. Rock bursting
Answer: Option C
Solution (By Examveda Team)
Loose alluvial deposits in Kolkata's subsurface led to significant ground settlement during metro tunneling. Compensation grouting and careful TBM operation were used to manage it.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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