What monitoring method was used in the Sikkim Hydro Project to track tunnel deformation?
A. Resistivity imaging
B. Seismic tomography
C. Convergence meters
D. Satellite imaging
Answer: Option C
Solution (By Examveda Team)
Convergence meters measure the inward movement of tunnel walls. They were used in the Sikkim Hydro Project to assess tunnel stability under high stress and fractured rock.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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