A crash on I-95 southbound in Lynnfield was followed by a crash in the ensuing backup near Walnut Street.
Two left lanes will be closed on the roads beginning at 8 p.m. Monday through 5 a.m. Tuesday.
The north and south lanes are blocked due to downed poles from the crash.
Traffic is backed up on Route 128 south.
The commute out of the North Shore is mucked up due to a crash near Walnut Street.
A Market Basket tractor trailer was leaking fuel after a crash.
A reportedly bad crash is backing up traffic for miles.