A box truck struck and knocked down a utility pole and wires in Westport Saturday morning, closing Sylvan Road to southbound traffic.
Cars can still get by on the northbound side of the road.
Connecticut Light & Power is on scene repairing the damage and working to restore power.
The accident remains under investigation and police said at 11:41 that they expect the road to be closed for another four to six hours. Police advise motorists to seek an alternate route.
More information will be provided when it becomes available.
