Nearly 600 abandoned mines are hidden beneath N.J. towns. See the map.
When an abandoned mineshaft beneath Interstate 80 in Morris County collapsed the morning after Christmas, closing the ...
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I-80 sinkhole filled, highway reopens in Wharton, New Jersey
The New Jersey Department of Transportation blamed the sinkhole on an abandoned mineshaft that collapsed underneath the highway. A map on the New Jersey Department of Environmental Protection website ...