Construction crews are working around the clock to repair the ginormous hole along I-80 near Exit 40 in Wharton that caused massive traffic delays a day after Christmas.

A sinkhole on a New Jersey interstate that's closed eastbound traffic for over 24 hours was caused by a collapse of abandoned mineshaft, officials said.

A crumbling mineshaft caused the 40-foot-by-40-foot sinkhole that closed part of the highway, state transportation officials said.