Route 80 Sinkhole 2025. State transportation officials now know what caused. The new jersey department of transportation says that the cause of a large sinkhole disrupting traffic along interstate 80 in wharton is due to the collapse of an abandoned mine.
Detours are in place for motorists to avoid the area and. Construction of interstate 80, which stretches from teaneck to san francisco, began in the 1960s, and the final new jersey section was completed in 1973.