The improvement of design theory and construction technology of Bridges makes bridge span longer and structural style and function more complicated.

桥梁设计理论和施工技术的进步使得桥梁跨度不断有新的突破，结构型式和功能也日趋复杂。

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With the increase of bridge span, it is of crucial importance to decrease the deadweight of the superstructure.

随着桥梁跨度的增加，减轻上部结构的自重成为十分重要的问题。

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In the paper, the design considerations, bridge span arrangement and structural design of the bridge are mainly introduced.

重点介绍了大桥方案的设计构思、桥跨布置以及结构设计。

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It is the largest single-span concrete arch bridge in the Western Hemisphere.

VOA: special.2010.10.27

Everybody agrees that providing money for the I-35 bridge span collapse in Minnesota is going to happen.

NPR: Republicans Protest as Recess Nears in Congress

There's providing money for the I-35 bridge span collapsed in Minnesota, there's authorizing that FISA court that approves spy wire taps, a bill to fund the entire Department of Defense for the next year, and also a massive energy bill to make new efficient standards for electricity and buildings.

NPR: Republicans Protest as Recess Nears in Congress

The executive summary of the 2001 Minnesota Department of Transportation report -- undertaken by the University of Minnesota's Department of Civil Engineering -- points to fatigue problems with the bridge's approach span, the segments that connect the main span of the bridge to land.

CNN: States warned to inspect bridges