What major geological factor delayed the construction of the Boston Big Dig project?
A. Ground freezing
B. Bouldery till deposits
C. High groundwater levels and soft clay
D. Lava flows
Answer: Option C
Solution (By Examveda Team)
The Boston Big Dig encountered significant delays due to soft clay and high groundwater levels. Extensive dewatering, ground improvement, and monitoring systems were implemented to control settlements.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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