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WESTMORELAND COUNTY (KDKA) – All four lanes of Route 30 are closed on Tuesday night as of 11 p.m. because of a chemical spill on the roadway.

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Traffic is being detoured through town in the area of the Pittsburgh Street ramp in Hempfield Township.

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Photo Credit: KDKA

Hazmat and fire crews are on the scene because a strong chemical odor and liquid is on the road in the eastbound lanes.

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Stay with KDKA and KDKA.com for more information as it becomes available.