The A684 has been closed after power cables came down.
The road has been shut by police between Leyburn and Patrick Brompton.
Around 160 properties have lost power because of the incident.
Power will be restored by 9pm,according to Northern Powergrid.
Police say the road is blocked by the power cables.
The road has been closed to allow the cables to be cleared.
Police and highways staff are on the scene.
Motorists are being urged to avoid the area.