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Engineer Explains Every Bridge For Every Situation

Dr. Nehemiah Mabry, PE, knows a lot about bridges. Nehemiah is a structural engineer and an educator; and he builds bridges for a living. Dr. Mabry sits down with WIRED to talk about all different kinds of bridges from around the globe. What's the difference between a cable-stayed bridge and a suspension bridge? Are bridges in China different from bridges in the United States? Why do they decide to build one bridge over another type of bridge?