The Mitchell Point Tunnel in the Columbia River Gorge is a re-creation of the crown jewel of the nation's first scenic ...

The construction workers inside the underground tunnel were rescued roughly an hour after the collapse.

Thirty-one people working in a massive underground tunnel in Los Angeles were rescued Wednesday night after a portion of the structure collapsed, officials said.

By Kathleen Magramo, CNN (CNN) — Thirty-one people working in a massive underground tunnel in Los Angeles were rescued Wednesday night after a portion of the structure collapsed, officials said.

A partial collapse in LA’s Clearwater Tunnel trapped 31 workers nearly 450 ft underground; all were rescued safely. Officials cite soft soil and “squeezing ground” as likely contributing ...

They climbed over a mound of loose soil and emerged at the tunnel’s only entrance five miles away, officials said.

Over two dozen workers were able to safely escape following a tunnel collapse in the Wilmington area of Los Angeles Wednesday night.