Sun Staff Report

CHELMSFORD -- State police said the man who jumped to his death onto Interstate 495 northbound around 11:30 p.m. Thursday committed suicide.

The man, age 26, from Tyngsboro, jumped from the bridge on Hunt Road down onto the highway.

The man was pronounced dead at the scene by medical personnel.

Police were alerted to the incident by passersby who spotted the man on the bridge.

The first and second travel lanes were closed while police investigated.