Subway Tunnel Collapses During Construction Leaving Workers Trapped 100 Feet Underground

American audiences are watching in disbelief as a dramatic rescue unfolded overseas—where one worker was pulled alive from a collapsed subway tunnel after spending over 13 hours entombed nearly 100 feet beneath the earth.

The incident happened in Gwangmyeong, a bustling satellite city just southwest of Seoul, South Korea, on Friday, April 11. The collapse rocked a subway construction site and sparked an urgent rescue operation that played out like a real-life disaster movie.

Officials say the tunnel gave way around 3:13 p.m. local time, swallowing sections of the street above and trapping multiple workers underground. At the time, 17 crew members were reportedly conducting a safety inspection after reports of unstable ground near the ventilation shaft.

Authorities immediately ordered evacuations from the site and shut down surrounding roads. But it was too late—at least two men were still deep in the shaft when it gave way. One of them, reportedly an excavator operator, was able to briefly call for help.

Emergency teams launched a massive response. Three cranes, dozens of firefighters, and structural engineers worked through the night, battling poor air quality and the stench of gas. One official told reporters the air smelled dangerously combustible, and nearby gas lines were shut off as a precaution.

“The rescue operation is dangerous and will likely take considerable time,” said Im Gwang-sik of the Gwangmyeong Fire Department. “We are dealing with a deep collapse, unstable ground, and toxic fumes.”

But early Saturday morning, after more than 13 grueling hours, a miracle happened. Rescue workers reached one of the trapped men. Clad in a white hard hat, he was pulled up by crane—alive, conscious, and clinging to life. He was rushed to a nearby hospital, and his current condition is stable.

Dramatic photos released by Korean authorities show the moment the man was lifted out of the rubble, suspended in a rescue harness as dust and debris swirled in the shaft. “He looked weak, but alert,” said one firefighter on scene. “He had the will to survive.”

Authorities are still searching for one last missing worker, believed to be deeper inside the collapsed tunnel. The site remains sealed off, and investigators are combing through construction logs to determine what triggered the deadly failure.

This isn’t just a story of a tunnel collapse—it’s a harsh reminder of the risks workers face in countries where rapid urban development often outpaces safety standards. And while South Korea may be a U.S. ally, critics have long warned about shoddy oversight in its infrastructure boom.

South Korean officials are now facing hard questions about whether proper warnings were ignored. Locals say the ground near the site had shown signs of instability for days. “It’s not the first time we’ve seen cracks around here,” said one nearby shop owner. “We kept reporting it.”

As rescue teams push forward, the nation—and the world—is holding its breath.

For now, one man is alive thanks to grit, luck, and the tireless work of first responders. But with one worker still missing, and questions swirling about safety failures, this story is far from over.