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1
What was a major hazard considered in the planning of the Dubai Palm Islands?
Discuss
Answer & Solution
Answer: Option C
Solution:
Extensive studies were done to assess subsidence and liquefaction risk due to the reclaimed sandy seabed and seismic considerations.
2
In the Qinghai-Tibet Railway, how was permafrost dealt with?
Discuss
Answer & Solution
Answer: Option C
Solution:
Engineers used elevated tracks on pile foundations to minimize heat transfer to permafrost, maintaining long-term stability in a sensitive environment.
3
In the Olmos Irrigation Project, which feature required detailed geological engineering?
Discuss
Answer & Solution
Answer: Option B
Solution:
The project involved constructing a diversion tunnel through the Andes Mountains, requiring thorough rock quality classification and tunneling support systems.
4
What geophysical method was key in assessing faults for the California High-Speed Rail project?
Discuss
Answer & Solution
Answer: Option B
Solution:
Seismic refraction was used to assess depth and orientation of fault zones and rock quality along the alignment.
5
In the Niagara Tunnel Project, what was a geotechnical challenge?
Discuss
Answer & Solution
Answer: Option B
Solution:
The tunnel passed through highly fractured Queenston shale, which is known to swell and weaken on exposure to water, demanding fast excavation and lining.
6
Which construction project faced tunneling challenges due to swelling clay (montmorillonite)?
Discuss
Answer & Solution
Answer: Option A
Solution:
The Channel Tunnel encountered swelling clays like montmorillonite, which absorbed water and expanded, causing stress on tunnel linings.
7
The failure of the Vajont Dam was mainly due to:
Discuss
Answer & Solution
Answer: Option C
Solution:
The Vajont disaster was triggered by a massive landslide into the reservoir, displacing water and causing a deadly wave over the dam.
8
Which project used LiDAR for geological mapping of landslides?
Discuss
Answer & Solution
Answer: Option B
Solution:
The Yosemite National Park study utilized LiDAR (Light Detection and Ranging) to map rockfall-prone areas and understand slope instability.
9
In the construction of the Oresund Bridge, what key geological factor was considered?
Discuss
Answer & Solution
Answer: Option A
Solution:
The Oresund Bridge project required careful assessment of bedrock depth below marine sediments for anchoring bridge piers and the tunnel section.
10
The main issue in the Karakoram Highway project involved:
Discuss
Answer & Solution
Answer: Option C
Solution:
Located in the Himalayas, the Karakoram Highway faced glacial hazards, rockfalls, and landslides, requiring ongoing geological monitoring.