Q60
What was a geotechnical benefit of the East Side Access tunnel project (NYC)?
A.
Avoidance of glacial till
B.
Integration with natural aquifers
C.
Use of deep bedrock to bypass urban congestion
AnswerD.
Freezing method for tunnel face
Answer: Option C
Solution
Answer: Option C
Solution:
The tunnel was designed to pass through deep metamorphic bedrock, avoiding soft ground and minimizing surface disruption in the dense urban area.