During the Oroville Dam crisis, which geological condition contributed to spillway erosion?
A. Weathered volcanic tuff
B. Limestone dissolution
C. Presence of weak metamorphic rock
D. Glacial till
Answer: Option C
Solution (By Examveda Team)
The spillway was founded on weak and fractured metamorphic rock, which eroded quickly when water overflowed, leading to a near failure situation.This Question Belongs to Geological Engineering >> Case Studies And Applied Geological Engineering Projects
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A. Overtopping of dam
B. Foundation failure
C. Landslide into reservoir
D. Earthquake-induced cracking
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A. Lava flow
B. Marine sediment instability
C. Hard rock tunneling
D. Seismic liquefaction
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A. Uneven settlement due to clayey soil
B. Earthquake damage
C. Poor construction material
D. Tectonic movement
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A. Tunneling
B. Shotcreting and soil nailing
C. Earth reinforcement
D. Floating raft foundation
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