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重庆交通大学学报（自然科学版）

重庆交通大学学报（自然科学版） ›› 2009, Vol. 28 ›› Issue (4): 676-679.DOI: 10.3969/j.issn.1674-0696.2009.04.10

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西山沟Ⅱ号大桥连续箱梁支架施工技术

孙术学1,2,韩西1,崔璟1   

  1. 1.重庆交通大学土木建筑学院,重庆400074;2.中交集团二公局一公司,湖北武汉430015
  • 收稿日期:2009-02-19 修回日期:2009-05-12 出版日期:2009-08-15 发布日期:2015-04-15
  • 作者简介:孙术学(1974—),男,黑龙江海伦人,工程师,硕士研究生,从事道路与桥梁施工理论及方法研究。E-mail:sunshuxue760913@163.com。

Technology?of?Construction?of?Continuous?Box?Girder?Bearer?of?Xishangou?Bridge?II

SUN Shuxue1, 2, HAN Xi1, CUi Jing1   

  1. ?1.?School?of?Civil?Engineering?＆?Architecture,?Chongqing?Jiaotong?University,?Chongqing?400074,?China?;??2.?CCCC-SCB?First?Engineering?Co.?Ltd,Hubei?Wuhan?430015,China
  • Received:2009-02-19 Revised:2009-05-12 Online:2009-08-15 Published:2015-04-15

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摘要： 现浇梁桥支架结构丰富多样,合理的支架结构是施工安全、施工质量的重要保证。西山沟??号大桥30m连 续现浇箱梁支架的设计与施工,采用合理的施工结构形式,充分考虑支架沉降带来的影响。在施工过程中,通过预 压等实验手段,消除支架的非弹性变形,检测支架的弹性变形。

关键词: 支架, 优选, 吊装, 预压, 浇筑

Abstract: The?bearer?structures?of?casting?girder?bridges?in?place?are?various?and?proper?bearer?structure?can?ensure?the?safety?and?quality?of?construction.?Taking?the?design?and?construction?of?casting?30m?bearer?of?Xishangou?Bridge?U?as?case?study,?the?principle?is?demonstrated?;?secondly,?the?proper?construction?structure?should?be?applied?with?the?full?consideration?of?the?influence?of?bearer?sedimentation;?and?during?the?construction,?experiment?measures,?such?as?pre-pressing?are?applied?to?eliminate?the?non-elastic?deformation?and?to?detect?elastic?deformation?of?the?bearer.

Key words: bearer , optimal selection , lifting , pre-press , cast ;

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