Watch: High-speed rail construction progress in California

The California High-Speed Rail Authority has released a video showing fall construction.

The California High-Speed Rail Authority has released its latest video showing where all the action is taking place on the state's high-speed rail project.

Featured structures include the Road 27 Grade Separation, Cedar Viaduct, Hanford Viaduct, Tule River Viaduct, and the Wasco Viaduct.

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