Which Indian hydropower project required grouting of weathered granite foundation?
A. Nathpa Jhakri
B. Sardar Sarovar
C. Idukki
D. Koyna
Answer: Option A
Solution (By Examveda Team)
The Nathpa Jhakri project in Himachal Pradesh encountered weathered granite at the foundation. Extensive grouting was done to ensure foundation integrity under high dam loads.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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