据了解，西堠门大桥的主桥是世界首座分体式钢箱梁悬索桥，主跨1650米，跨径世界第二、国内第一。
It 's known that, Xihoumen cross-sea bridge's main bridge is the first split type steel box girder suspension bridge in the world, and mainly spans 1650m.
简要介绍武汉白沙洲大桥主桥上部结构的钢箱梁、高强螺栓、预应力混凝土箱梁、斜拉索的施工工艺和质量控制措施。
Construction technology and quality control measures for steel box girder, high-strength bolt, prestressed concrete box girder and inclined cable are briefly introduced.
沿江高速公路峭岐枢纽互通跨线主桥采用钢箱梁结构形式，全焊式连接。
Qiqiao pivot of riverine expressway interflows the line and crosses over the the main bridge of the Jingfu expressway adopted the steel case roof beam structure form.
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