Triangle Truss Bridges

Truss Bridges Lesson for Kids: Facts & Design

Popsicle Bridge - TryEngineering.org Powered by IEEE

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The riveted steel truss bridge from NJ to Washington Crossing PA is 119 years old and it’s substructures are older- composed of stone masonry from the original c. 1831 bridge. The wood pedestrian sidewalk attached to the bridge was added in 1926. | Photos of Lehigh Valley