Othmar Ammann biography and facts

Structural engineer from United States of America,Switzerland

Othmar Ammann Othmar Hermann Ammann (March 26, 1879 – September 22, 1965) was a Swiss-American structural engineer whose designs include the George Washington Bridge, Verrazano-Narrows Bridge, and Bayonne Bridge. Othmar Ammann was born in Schaffhausen, Switzerland in 1879. His father was a manufacturer and his mother was a hat maker. He received his engineering education at the Polytechnikum in Zürich, Switzerland. He studied with Swiss engineer Wilhelm Ritter. In 1904, he emigrated to the United States, spending his career working mostly in New York City. In 1905 he briefly returned to Switzerland to marry Lilly Selma Wehrli. Together they had 3 children- Werner, George, and Margaret- before she died in 1933. In 1924, he became a naturalized citizen of the United States. He then married Karly Vogt Noetzli in 1935 in California. Ammann wrote two reports about bridge collapses, the collapse of the Quebec Bridge and the collapse of the original Tacoma Narrows Bridge (Galloping Gertie). It was the report that he wrote about the failure of the Quebec Bridge in 1907 that first earned him recognition in the field of bridge design engineering. Because of this report, he was able to obtain a position  ( Wikipedia )


Personal facts

Date of birth
Place of birth
United States of America,Switzerland
Civil engineer, Structural engineer, Engineer


Company Job title From To
Port Authority of New York and New Jersey
Gustav Lindenthal 1918 1925
Gustav Lindenthal 1914
Ammann & Whitney
Triborough Bridge and Tunnel Authority


Institution From To
ETH Zurich


Date of death
Place of death

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