SACRAMENTO, CA - Recent high temperatures are to blame for California highways and sidewalks buckling, but it's not the only cause.

Caltrans has responded three times since Sunday to Highway 50 for disturbed pavement. Lanes had to be shut down twice as crews worked for several hours to fix the road.

Sidewalks are also breaking.

The buckling is partly due to the wet winter, along with the extremely high temperatures of the current season, which are causing movement and breakage.

"We've had the extremely wet winter so that created some conditions, a lot of moisture in the soil," Caltrans spokesperson Gilbert Montessori-Chan said. "And now, we're having high temperatures and we're not even in summer yet. So, we don't know what Mother Nature will bring."

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