PC工法组合桩围堰防水关键技术  

Key Waterproof Technology of PC Construction Method Combined Pile Cofferdam

作　　者：崔晓伟 杨晓东 李晓亮 王士德 王清标[2] 许浩林 Cui Xiao-wei;Yang Xiao-dong;Li Xiao-liang;Wang Shi-de;Wang Qing-biao;Xu Hao-lin

机构地区：[1]中铁十四局集团第二工程有限公司,山东泰安271000 [2]山东科技大学,山东泰安271000

出　　处：《建筑技术开发》2021年第10期86-88,共3页Building Technology Development

摘　　要：以苏州金鸡湖湖底隧道为项目依托,通过理论分析、现场实践等方法,分析了在围堰施工过程中PC工法组合钢管桩施工关键技术,并提出针对性防水防渗治理措施,取得了较好的治理效果,得到的研究成果如下:(1)总结了围堰施工的关键技术和工艺流程;(2)提出了围堰防水关键技术,建立了围堰段基坑防渗水体系;(3)验证了该体系的有效性,积累经验,为后继项目提供借鉴。Relying on the Suzhou Jinji lake bottom tunnel,through theoretical analysis,field practice and other methods,the key technology of the PC construction method combined steel pipe pile construction in the cofferdam construction process is analyzed,and targeted waterproof and seepage control measures are proposed,which have achieved good treatment effect.The research results are obtained are as follows:(1)the key technology and process flow of the cofferdam construction are summarized;(2)the key technology of cofferdam waterproofing is proposed,and the foundation pit anti-seepage system of the cofferdam section is established;(3)through the application of the project to the cofferdam anti-seepage system,the effectiveness of the system is verified,the experience is accumulated,and the subsequent projects are provided for reference.

关 键 词：PC工法组合钢管桩 围堰 防水工艺 

分 类 号：TU71[建筑科学—建筑技术科学]