Route 15 southbound closed in Jefferson NJ
The New Jersey Herald was alerted to the possible presence of mine shafts under that area. The collapse of a mine shaft often works up through the earth causing what's known as "subsidence," or a settling of the surface. Schapiro told the Herald late Tuesday afternoon, "There is no evidence suggesting that there has been any settlement of the bridge, and we do not believe any previously existing mines in this area contributed to the current situation." But he also noted that "as a matter of due diligence, we are taking a look at the original geological information from when the bridge was ...
Source: njherald.com