The closure is between Samp Mortor Drive and Brookside Drive, police said. The accident was reported just after 2:15 p.m. Tuesday.
The road is expected to remain closed for at least three hours, police said. Driver are urged to plan to use an alternate route.
United Illuminating was reporting 10 power outages in Fairfield on Tuesday afternoon. UI is at the scene, where there is a downed power pole.
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