Traffic in Route 18 near this Pennsylvania community, 20 miles east of Youngstown, had to be rerouted when the highway dropped some 30 feet down a hillside. Highway officials are investigating to determine if the road is sinking into a quicksand bed or dropping into an abandoned coal mine.
Digital Commonwealth — Boston Public Library

Traffic in Route 18 near this Pennsylvania community, 20 miles east of Youngstown, had to be rerouted when the highway dropped some 30 feet down a hillside. Highway officials are investigating to determine if the road is sinking into a quicksand bed or dropping into an abandoned coal mine.

Associated Press · [ca. April 1951]

CC0 — Public Domain
Digital Commonwealth — Boston Public Library

[Information from item housing] Landslides

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