A Fairfield man trying to cross an I-95 off ramp was struck and killed by a tractor-trailer truck early Friday morning, according to a news release from the Maine Department of Public Safety.

Dispatchers received a 911 call shortly after 3:30 a.m.

“Responding troopers discovered that the deceased, Mark Michaud, 49, of Fairfield, Maine, was struck by a tractor-trailer unit while attempting to cross the off-ramp of exit 132,” the release stated.

The ramp was temporarily closed following the incident, which is still under investigation.