Why does CA HSR Use Arch Bridges?

Dive into this month’s video from the Cedar Viaduct as the Authority explores the importance and purpose of arches on its signature high-speed rail structures. Dating back thousands of years, arch bridges were commonly built by stone or brick. Today, arches are constructed from concrete, as can be seen on both the Cedar Viaduct and the nearby San Joaquin River Viaduct located off State Route 99 in Fresno and Madera counties. Learn more about these fierce gravity fighting machines!

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