Archive: https://archive.today/O1Hm0 From the post: >>Part of U.S. 36 buckled Sunday night in Broomfield, shutting the highway down overnight, according to the police department. Westbound U.S. 36 reopened at mile marker 46.8 early Monday morning, according to a 4:25 a.m. post on X from the Broomfield Police Department. It’s unclear what caused the road to buckle, and the Colorado Department of Transportation did not immediately respond to requests for comment Monday.