天兴洲大桥钢桁梁桥整节段架设技术

Construction Techniques for Erection of Monolithic Blocks of Steel Truss Girder Bridge of Tianxingzhou Bridge

天兴洲大桥跨越南汊正桥为(98+196+504+196+98)m双塔三索面斜拉桥,介绍大桥钢桁梁整节段架设的总体施工方案及主要关键技术。

The main bridge of Tianxingzhou Bridge over the south branch of Changjiang River is a cable-stayed bridge with double pylons, three cable planes and with span arrangement （98＋196＋504＋196＋98） m. In this paper, the overall construction scheme and principal key construction techniques for erection of the monolithic blocks of the steel truss girder of the Bridge are described.