UPDATE (2:30 p.m.) - The scene was cleared and all lanes of traffic were reopened as of 2:30 p.m.
(2:08 p.m.) - A two-vehicle crash was affecting traffic on Highway 101 at the Cuesta Grade in San Luis Obispo on Wednesday afternoon.
It happened at about 1:40 p.m. in the southbound lanes at Reservoir Canyon Road.
The #2 (slow) lane of traffic was blocked.
According to the California Highway Patrol, one vehicle was apparently trying to make a U-turn and collided with another vehicle.
Motorists traveling southbound over the Cuesta Grade should expect delays.