A rock slide on a winding roadway in Granite Hills halted traffic Wednesday night.
Rocks and boulders slid from a mountainside along La Crest Road, near Greenfield Drive before 4:50 p.m., landing in lanes and halting traffic as crews were called to clean up debris, according to California Highway Patrol.
A Sig Alert for La Cresta Road was issued just after 5 p.m. for traffic in both directions. Lanes were expected to be closed until about 6 p.m.
County road crews were called to clear large boulders and rocks from the roadway. Lanes would remain closed until about 6 p.m.
No other information was available.
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