A water tank truck tipped over after driving too close to a large ditch in Enfield, police said.
The rollover crash happened near a new warehouse construction site on North Maple Street.
Officials said the driver of a six-wheel water tank vehicle was taken to the hospital for treatment of a leg injury.
The Occupational Safety and Health Administration (OSHA) is assuming primary jurisdiction, as the incident is considered a workplace accident, according to police.
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No additional information was immediately available.