Motorists are advised to avoid Grand Junction Road due to blockages and delays after a truck hit a Stobie pole and felled power lines this morning.
Grand Junction Road is closed to all traffic between Main North Road and Prospect Road after a truck hit a Stobie pole and brought down power lines at Blair Athol at 1:20 am.
Traffic lights at the Gepps Cross five-way intersection are operational, but lights remain out at Grand Junction Road and Prospect Road.
SA Power Networks is working to restore power to the area.
Heavy vehicles have been advised to take a detour at Churchill and Cavan Road intersection or Main North and Port Wakefield Road intersection.