Single-girder bridge by a single main beam and in the end beam span both sides of the composition, dual-beam bridge consists of two main beams and side beams formed.

单主梁桥架由单根主梁和位于跨度两边的端梁组成，双梁桥架由两根主梁和端梁组成。

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The bridge is set to span across the Gui River as a way to improve the overall transportation of the 2022 Winter Olympics which will be held between two big cities.

这座桥将横跨整个妫河，作为改善2022年冬奥会整体交通的一种方式。冬奥会将在两个大城市之间举行。

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Using a spatial composite finite element method, combining three-dimensional solid element and bar element, the mechanical analysis of a two-span curved PC continuous box girder bridge is conducted.

采用三维实体单元和杆单元相结合的空间组合有限元方法，对一座两跨曲线预应力混凝土箱形连续梁桥进行空间受力分析。

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That's how many LED bulbs the 46-year-old is using for "The Bay Lights, " an art installation that will illuminate the western span of the San Francisco-Oakland Bay Bridge for the two years, starting March 5.

WSJ: The Vision for Lighting the Bay Bridge

The problems at Airbus are analogous to assigning two crews to build a bridge where each starts construction on the opposite banks of a river and, as the bridge comes together at mid-span, they discover that the two sides do not match.

ECONOMIST: Machine politics

The temporary fix is a four-lane span consisting of two 24-foot-wide structures to replace the collapsed portion of the bridge and allow drivers to cross the river at reduced speeds.

WSJ: Crumpled Bridge in Washington State to Get Temporary Fix