Bailey bridge
Quick Summary
The Bailey bridge is a type of military bridge designed for rapid construction. Invented by British engineer Sir Donald Coleman Bailey in 1940, it proved invaluable during World War II.
The bridge is constructed from interchangeable, high-tensile steel panels that are assembled using pins. Its key features include standardization and simplicity of its components, allowing for quick assembly in the field. The design also permits strengthening by doubling or tripling the girders and adaptability for longer spans with the aid of pontoons. This innovative design enabled the creation of spans up to 4,000 feet, as seen with a Bailey pontoon bridge over the Maas River.12
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