John S. Eastwood

John S. Eastwood (1857, Minnesota – 1924, California) was an American engineer who built the world's first reinforced concrete multiple-arch dam on bedrock foundation at Hume Lake, California, in 1908. Eastwood's papers are held at the Water Resources Center Archives, University of California, Berkeley.

Read more about John S. Eastwood:  Early Life, Big Creek Complex, Multiple Arch Dams, Work