A single motorcycle crash closed a portion of I-395 in Brewer overnight.

Details are few at this hour, but Fox Bangor reports that the accident happened at around 11 o'clock Wednesday night on a portion of the interstate that is currently under construction. Traffic backed up on the on-ramp until it was turned around and cleared, allowing access to the scene for emergency responders.

There's no word, at this hour, about the condition of the driver or how the accident happened. We'll update this story as more details become available.