The fire was reported just after 11 a.m. near Scott Boulevard and East El Camino Real, according to the Sunnyvale Department of Public Safety.
Santa Clara Fire Department is receiving additional help from Santa Clara County Fire Department and San Jose Fire Department.
Motorists were advised to avoid the area and use alternative routes.
Crews battle a fire at a construction site in Santa Clara, Calif. on Friday, June 28, 2019.
Stay with ABC7 News for the latest details on this developing story.
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