UPDATE (1:39 p.m.) - Caltrans reports that all lanes of Highway 101 at Vineyard Dr. are now open.
(10:28 a.m.) - Caltrans is warning drivers to expect delays Thursday on Highway 101 through northern San Luis Obispo County.
Crews are making emergency bridge repairs to the Vineyard Dr. overcrossing in Templeton. Caltrans says the overpass was damaged when a large truck hit the bridge.
The right lane of Highway 101 at the Vineyard Dr. overpass is currently closed and is expected to reopen by 3 p.m. Thursday.