Police said a tractor-trailer driver fell asleep at the wheel and drove off an embankment into water near Route 1 in Woolwich.
The Sagadahoc County Sheriff’s Office said the crash happened before 6 a.m. Thursday. A deputy said the driver, 60-year-old Steven Brown of Providence, Rhode Island, appears to have fallen asleep and gone off the road.
Police said Brown was trapped until he could be rescued by a boat. He was taken to a hospital for undisclosed injuries.
NBC affiliate WCSH reports Brown was transporting medical supplies in the tractor-trailer.
The crash remains under investigation.