Rose-Ann Behr, a geologist with the Pennsylvania Geological Survey, says the rocks beneath Route 202 are limestone, which is susceptible to dissolution and making the road more prone to sinkholes.

A section of Route 202 in Montgomery County will be closed for more than three months as PennDOT crews work on a long-term sinkhole repair project. The northbound lanes between Henderson Road and ...

On Monday, PennDOT launched its first wave of pothole targets, saying it plans to repair more than 60 highways in the ...

PennDOT just began a $22.4 million project to provide relief from a series of sinkholes that have shut down portions of Route 202. As the work progresses, PennDOT says the northbound lanes of 202 ...