施工技术 2011年1月 56 CONSTRUCTION TECHNOLOGY 第40卷第2期 单壁钢吊箱围堰在毛竹港深水承台基坑支护中的应用 了学正，沙友德，廖满平 (中建二局土木工程有限公司，北京101101) [摇要]在沙杭路客过专线前工程毛竹港连谈梁3 4导水中承台施工中，对工程的难点和特点，介单壁 钢吊箱围的结构设升、加工利作、整体吊装下沉、岳吊系统、支撑、到底神水、折除等施工工艺，南迷施工量证 用施和全生产证施.结果表明，采用单壁铜吊箱围，结梅舍理，工艺简单，防水止水数果好，施工容全，有 转好的经清、环境、技术政益. [关键词]基抗工程：单壁钢吊箱国：工技术 [中图分类号]U443.2 [献积码]A [文章编号]10028498(2011)02-0056-04 Application of Single-wall Steel Boxed Cofferdam on Deep Water Caps Foundation Excavation in Maozhu Harbour Ding Xuezheng Sha Youde Liao Manping Civil Engineering Company of China Second Engineering Bureau Beijing 101101 China) Abstract:During the No.3 and No.4 continuous beams construction of Maozhu Harbour in Shanghai- Hangzhou railway passenger dedicated line construction technologies are introduced according to difficulties and characteristics of engineering including structural design manufacture whole hoisting and subsidence suspended system supporting pumping and demolition.Besides measures of construction quality and safety production are outlined.The results show that the structure is reasonable and technology is easy and waterproof effect is good by adopting single-wall steel boxed cofferdam. Therefore construction is safe and good benefit of economies environment and technology are gained. Key words:foundation excavation:single-wall steel boxed cofferdam:construction technology 1工程概况 厚，拉森钢板裤长度太长，设置内支撑时间长，混凝 新建上海一杭州铁路运专线工程HHZQ2标土封底层较厚，封底质量难以按制，且插打钢板桩容 疆毛竹港连续梁段为20m3×24m20m斜交刚易产生渗水及漏水现象，同时增加了模板安装工序， 构连续梁结构，与线路法向夹角为25°，起止号为影响工期进度.于...
单壁钢吊箱围堰在毛竹港深水承台基坑支护中的应用.pdf
