PITTSBURGH, P.a. (CBS) — A hillside in western Pennsylvania has collapsed, forcing out neighbors and damaging part of a highway.

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Route 30 in east Pittsburgh has been collapsing following recent rains.

It’s now closed in both directions.

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The landslide has forced dozens of evacuations and damaged at least one apartment building.

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PennDOT is planning to drill down into the slide to determine how to stop it.