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Elected in 1987

“For innovative leadership and design of bridges and
rapid transit structures in the United States and foreign countries.”


LOUIS W. RIGGS, retired chairman of Tudor Engineering Company, died on June 12, 2002, in Lafayette, California. With his passing, the engineering and construction industry lost a leader, a manager, a teacher, and a real gentleman.

Louis was born in Pearsall, Texas, on June 29, 1922. He was raised in Riverside, California. He joined the U.S. Air Force in World War II and was assigned to the 494th Squadron as a navigator, a position in which he used his early engineering and mathematics training. While on a bombing mission over Bulgaria, his plane was shot down and he was held in a prisoner of war camp there. He did not speak highly of his captors. After the USSR entered the war, Louis was released. He was decorated, returned to the United States, and assigned to March Field in Riverside where he met his future wife, Patricia. After marriage, they moved to San Francisco where he started his professional life.

Louis attended the University of California, Berkeley, graduating with a B.S. in civil engineering in 1948. He was a member of Tau Beta Pi and was elected to the civil engineering society, Chi Epsilon. He served the university in many capacities. He received the Trustee Citation Award from the university’s Berkeley Foundation in 1981 and the Distinguished Engineering Alumni Award from the university’s Engineering

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