施工技术 2013年8月上 100 CONSTRUCTION TECHNOLOGY 第42卷第15期 D0I:10.7672/8gjs2013150100 河道不断流工况条件下立体交叉结构施工 肖鹏 (上海市基础工程集团有限公司，上海200002) [摘要]上海外滩地区交通枢纽综合改造工程中，东西通道4标段洋泾港节点为4层交通体系交叉点，由上至下包 括新建洋泾港桥、洋泾港河道、东西通道地下部分、14号线盾构穿越.施工中采取断航限流的施工方案，即筑拦河 围堰，敷设导流管，筑临时道路，基坑全断面施工.指出了保障通航安全措施和防止污染措施等，保证了在洋泾港 不断流、主干道交通不中断前提下顺利完成东西通道和洋泾港桥结构施工. [关键词]港口工程；立体交叉结构；围堰；施工技术 [中图分类号]TU745.3 [文献标识码]A [文章编号]1002-8498(2013)15-0100-03 Construction of Cloverleaf Structure Under River Flows Constantly Working Xiao Peng Shanghai Foundation Engineering Group Co.Ltd. Shanghai 200002 China) Abstract:In prehensive renovation construction of bund transport hub Shanghai the Pidgin port node of No.4 tenders of east-west channel is four layers traffic system intersection.From top to bottom the cloverleaf structure includes new Pidgin port bridge the Pidgin port channel the underground part of east-west channel and shield crossing of subway line 14.Construction scheme of covering navigating and limiting flow during construction is adopted such as building river cofferdam laying pipe building temporary roads full-face excavation construction of foundation excavation.Moreover safety and anti- pollution measures are pointed out.The east-west channel and Pidgin port bridge structure is successfully pleted without interrupt the transporting of Pidgin port and main roads. Key words:ports and harbors;cloverleaf structures;cofferdams;construction 1工程概况 8m.老洋泾港桥跨度为22m.新建洋泾港桥宽度 上海外滩地区交通枢纽综合改造工程东西通为46.3m 分为3幅施工，中间幅与东西通道洋泾港 道西起延安东路隧道浦东出...
河道不断流工况条件下立体交叉结构施工.pdf
