What was a geotechnical benefit of the East Side Access tunnel project (NYC)?
A. Avoidance of glacial till
B. Integration with natural aquifers
C. Use of deep bedrock to bypass urban congestion
D. Freezing method for tunnel face
Answer: Option C
Solution (By Examveda Team)
The tunnel was designed to pass through deep metamorphic bedrock, avoiding soft ground and minimizing surface disruption in the dense urban area.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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