摘要
以达埔互通C匝道1号桥为例,研究了第五跨预应力钢筋混凝土连续箱梁在现浇施工后,该跨箱梁整体顶升的施工技术,对整跨现浇梁箱梁顶升方案作了分析,详细阐述了千斤顶选择、支撑体系焊接及顶升后支座处理方案,为类同项目施工提供借鉴。
Taking the No. 1 bridge of Dapu interchange C ramp as an example, this paper researched the overall jacking construction technology of span box girder of fifth span pre-stressed reinforced concrete continuous box girder after cast-in-place construction, analyzed the overall span cast-in-place box girder jacking scheme, elaborated in detail the jack selection, support system welding and lifting bearing process scheme, pro-vided reference for similar project construction.
出处
《山西建筑》
2014年第34期113-115,共3页
Shanxi Architecture
关键词
箱梁
整体顶升
支座
box girder
integral lifting
bearing
