All 31 construction workers escaped safely after a Los Angeles wastewater tunnel partially collapsed 400 feet underground.

Workers were 400 feet (121 meters) underground and as much as 6 miles (9.6 kilometers) inside from the only entrance when the ...

A large wastewater tunnel in Los Angeles collapsed during a construction project on Wednesday night, leading to the dramatic ...

An investigation is underway to determine what led to a tunnel, under construction for the Los Angeles County Sanitation ...

The workers were between five to six miles from the sole entry and exit point of the tunnel and about 400 feet below ground. They climbed over a 12- to 15-foot high mound of loose soil to reach four ...