How does the DOT decide to close highways - Keloland 1/3/2022

SIOUX FALLS, S.D. (KELO) — A portion of I-90 between Chamberlain and Humboldt remains closed Tuesday afternoon, with many other routes across the state designated with differing warnings and conditions. But how does the South Dakota DOT decide when a route should be closed?

“We do have a defined process,” said Craig Smith, DOT Director of Operations. “It’s a partnership with the Department of Public Safety, so between the Highway Patrol and the Department of Transportation — they make that final determination when interstate closures are needed.”



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