The right lane has been closed in the area.
The incident was reported at 3:27 p.m.
Police said drivers in the area should seek an alternate route. There is no word on when the exit or lane will be reopened.
News 8 will update this story with more information as it becomes available. Check back for updates.
#cttraffic Rt 2 E/B Exit 15 in Marlborough closed following 1 car
accident with life threatening injuries involving car that went off overpass. Seek alternate route.
— CT State Police (@CT_STATE_POLICE) February 22, 2018