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What failure occurred in the St Francis Dam in 1928 due...

This question belongs to Geological Engineering Case Studies And Applied Geological Engineering Projects
Case Studies and Applied Geological Engineering Projects
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What failure occurred in the St. Francis Dam in 1928 due to overlooked geology?

Answer & Solution
Correct Answer: Option B
The dam failed catastrophically due to a weak schist layer at the dam abutment, which was not properly identified or supported.
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