Eiffel's Bridges, Eads Bridge, and Baker's Firth of Forth Bridge

Description: Themes: Gustave Eiffel, James Eads, and Benjamin Baker as structural artists; Relationship between form and forces in a structure; Understanding the types of loads structures carry.

Learning Objectives: Students should be able to: Critique the design of a railroad bridge on the grounds on structural art - efficiency, economy and elegance; Trace the evolution of Eiffel's bridges from the Rouzat Bridge to the Pia Maria Bridge and finally the Garabit Viaduct, identifying the specific innovations of each design; Reason about the role of equilibrium and balance in a cantilever bridge and perform a calculation to relate different forces on the bridge; Identify the role of wind in the Firth of Tay disaster and its influence on the development of the Forth Bridge; and Outline the social, symbolic and scientific significance of the Garabit Viaduct and the Eads Bridge.

Keywords iron, steel, masonry, Eiffel, Eads, horizontal cantilever bridge, arched bridge, equilibrium, compression, tension, Garabit Bridge, Pia Maria Bridge

Categories: Structural EngineeringPrinceton University, Bridges

Teaching Materials

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