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Author(s): Maria Garlock and David P. Billington
Institution(s): Princeton University
Description: Themes: Historical Context: the development of Othmar Ammann as a structural artist; Wilhem Ritter and Gustave Lindenthal's influence on Ammann; Two of New York's significant bridges: The Bayonne and Goerge Washington bridges.
From the course: "Structures and the Urban Environment"
Engineer(s): Othmar Ammann
CE Discipline: Structural Engineering
Learning Objectives: Students should be able to: Identify Othmar Ammann's two greatest mentors and what influence they had; Recall scientific, social and symbolic aspects of the Bayonne Bridge; Recall the scientific, social and symbolic aspects of the George Washington Bridge; Contrast the works of Lindenthal and Ammann, highlighting the different aesthetic and design choices of each designer; Relate the form of a trussed arch bridge to the forces in the structure; Predict how changing the shape of the bridge affects the forces in the cables; Compare and contrast the Bayonne Bridge and the Hell Gate Bridge on the grounds of structural art.
Keywords: Othmar Ammann, Ritter, Lindenthal, aesthetic, technical, politics, crescent, spandrel, trussed arch, spreading arch, constant arch, cable forces, tower size, load factor