Geologists blame NDSU building collapse on weak clays
Days before Minard Hall collapsed, a North Dakota State University geosciences professor looked at the excavation work to see if the hole revealed interesting geological formations.
Allan Ashworth said he and a colleague scratched their heads at the sight of Minard's exposed basement and a hole that at the time was 12 feet deep.
"I was very surprised to see them digging a deep hole so close to a building like Minard," he said.
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