作者: Jillian Marie Kaup , Jazlyn L. Carvajal , Carl Peter Frank , Marc Ramsey Washington
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摘要: A bridge is provided with at least five segments connected in series. Each segment includes two opposed ends. The ends of adjacent are pivoting connection respect to each other. also comprises a plurality cables. For end segment, one cable extends between the and other segment. cables have sufficient sizes, such that when pivoted an orientation which forms upwardly bowed arch, substantially straight line segments. In addition, on may be toward provide slack cables, enables pivot form compact configuration.