This deep-sea diver was cut off from his air supply for half an hour. He survived [Video]

Chris Lemons says the day of the accident that would nearly claim his life started like any other.

“It was very much a normal day at the office,” Lemons told The Current‘s Matt Galloway. 

For him, “the office” was the ocean floor, where he spent six hours each day working as a saturation diver servicing offshore oil rigs. Saturation divers live for days to weeks at a time in pressurized chambers in order to stay at the same, very extreme pressure that exists at the bottom of the ocean.

This particular job found him in the middle of the North Sea, working on a large structure called an oil manifold to remove a section of pipeline some 100 metres below the surface. 

Lemons was inside the manifold when alarms started blaring over his communication line to the main ship. The supervisor in command of the three-person dive team told Lemons and his colleagues to …