哈大铁路客运专线TJ-3标关键施工技术  

Key Construction Technology for Project TJ-3 of Harbin-Dalian Passenger Dedicated Line in Cold Area

作　　者：王珣 

机构地区：[1]中交第四公路工程局有限责任公司,北京100022

出　　处：《铁道标准设计》2012年第5期44-47,共4页Railway Standard Design

基　　金：中交股份科技计划(2008-ZJKJ-02)

摘　　要：对地处严寒地区的哈大客运专线TJ-3标段施工关键技术进行综述,包括路基施工,箱梁的预制与架设,无砟轨道施工等,成功解决了严控路基变形沉降、大型箱梁制运架、桥梁冬季及越冬施工、耐久性混凝土优化、钢箱叠拱特殊结构桥梁施工、跨越繁忙干线转体法施工等技术难题。This paper discusses the key technologies applied to TJ-3 project in cold area on Harbin-Dalian Passenger Dedicated Line,including roadbed construction,prefabrication and erection of box girder,and ballastless track laying.Many technical problems have been resolved such as the control of roadbed deformation and settlement,transportation and erection of large box girder,construction of bridges in winter,optimization of durable concrete,construction of bridges with superimposed steel box and special structure,crossing busy trunk line with swiveling construction method.

关 键 词：严寒地区 客运专线 施工 

分 类 号：U238[交通运输工程—道路与铁道工程] U215