About $3 billion and 119 miles’ worth of track construction is underway or under contract on California’s planned high-speed route that, ultimately, would stretch between Sacramento and San Diego.
Caltrans engineers are scrambling to replace Pfeiffer Canyon Bridge, a 317-ft-long, concrete continuous box-beam bridge on a key coastal highway after mudslides moved one of the support columns more than a foot, causing the span to crack and bow.
With several large, grid-scale battery-storage facilities opening in quick succession in Southern California, pundits say the state has taken a leading role in developing infrastructure to hold renewable power generated during low-demand periods, using it to supply customers during peak hours.