承秦高速蚂蚁沟隧道防水施工技术  

Waterproofing Construction Technology for Mayigou Tunnel of Chengde-Qinhuangdao Highway

作　　者：张毅涛 赵新 李超 仇玉良 

机构地区：[1]中非工程咨询有限公司,陕西西安710065

出　　处：《中国建筑防水》2015年第20期27-30,共4页China Building Waterproofing

摘　　要：采用分区防水技术,将整个隧道防水分成若干个闭合区域;采用EVA防水板和土工布缓冲层为主材,对承秦高速蚂蚁沟隧道进行了防水施工。本文详细阐述了该隧道的防水板施工工艺,并探讨了衬砌接缝处止水带的选择原则及施工工艺,指出了施工注意事项。By partitional waterproofing technology, the whole tunnel＇s waterproofing is divided into several closed areas. EVA waterproofing board and geotextile buffer layer are adopted as principal materials for the waterproofing construction of Mayigou Tunnel of Chengde-Qinhuangdao Highway. The article elaborates on the construction technology of waterproofing board in this tunnel, and it discusses the selection principles and construction technology of water-stops for the joints of tunnel lining. It points out the precautions of construction as well.

关 键 词：公路隧道 分区防水 防水混凝土 EVA防水板 衬砌接缝 施工工艺 

分 类 号：U455.4[建筑科学—桥梁与隧道工程]