Update, 6 p.m.: State Police have released a statement confirming the driver of the motorcycle, a 51-year-old Weare, N.H. man, lost control of his 2010 Harley Davidson and ended up in the middle lane of the highway.
Police said the man, who was not identified by name, was taken to Milford Medical Center, where he was pronounced dead from injuries sustained in the crash.
The 4 p.m. crash forced first responders to close the highway’s southbound lanes fully, later opening a single lane to alleviate the growing traffic jam. All traffic lanes were opened again by 5:30 p.m., according to police.
Update, 5:45 p.m.: State Police have opened all lanes along I-495 in Milford, but traffic remains snarled after a fatal motorcycle crash on the roadway earlier this afternoon.
Original post, 4:56 p.m.: Massachusetts State Police confirmed a motorcycle crash has caused a miles-long backup along of I-495 in Milford. As of 4:45 p.m., officers were able to open a single lane at the crash site, near the Rt. 109 exit, according to State Police. Trooper Dustin Fitch reported that the accident involved a fatality.
Police advise commuters to take a different road. WBZ reported that the backup was nine miles long.
A WCVB helicopter showed the motorcycle laying on its side in the middle of the highway. The station broadcasted the live video on its website.