UPDATE 5:50 p.m. - Both directions of state Highway 92 have been reopened following a big-rig crash.
UPDATE 5:30 p.m. - The California Highway Patrol is warning drivers of a big-rig that overturned on state Highway 92 in San Mateo County Thursday afternoon.
The crash, which was reported just before 3 p.m. at state Highway 35, prompted the highway patrol to issue one-way traffic control on westbound Highway 92, the CHP reported.
As of 5:30 p.m. one-way traffic control was still in effect.
The crash appears to not have involved any other vehicles. It was not immediately known whether anyone was injured.