Photo Library from Mining Under Interstate 70

The damage in these photos was temporary and the entire stretch of affected highway has since been completely and permanently repaired.

 

Photo of Eastbound Heaving

Some of the impacts from mining beneath the road included heaving along the shoulders.

Photo of Milling on the Shoulder

The Pa. Department of Transportation made temporary repairs by milling down the bumps to ensure the safety of motorists and maintain traffic flow.

Photo of an East Bound Bump

Another compression bump in the highway is temporarily repaired until permanent repairs are made.

Photo of a Dip in the Roadway

This photo shows a dip in the highway as a result of subsidence.

Photo of a Dip in the Western Lane

A dip along the highway from subsidence.

Photo of a Tiltmeter

Tiltmeters stationed along the highway helped monitor the impacts from subsidence.

Photo of the East Bound Lane Cracking

Subsidence from mining also caused the pavement to crack in some places.

Photo of Guardrail Damage

Portions of the guardrails along the highway also experienced some damage.

Photo of Damage to a Catch Basin

Subsidence impacts to a catch basin along the side of the highway.

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Last modified: February 20, 2002 02:06:49 PM