富水岩溶隧道凸壳防排水板应用与研究  

Application and Research of Convex Shell Waterproof and Drainage Board in Water-rich Karst Tunnel

作　　者：张鹤锋 魏斌 张炀 ZHANG Hefeng;WEI Bin;ZHANG Yang(The First Engineering Co.,Ltd.China Railway 12th Bureau Group Xi'an 710000,China)

机构地区：[1]中铁十二局集团第一工程有限公司,西安710000

出　　处：《广东土木与建筑》2024年第11期78-81,共4页Guangdong Architecture Civil Engineering

基　　金：中铁十二局集团有限公司科技研发计划项目(公司技[2021]68号)。

摘　　要：隧道工程中,防排水设计为重中之重。主要体现在后期营运过程中渗漏水问题突出,并引发一系列缺陷并发症,对隧道结构稳定及营运安全构成严重威胁。文章对近几年常用隧道防排水设计及施工工法进行了对比分析,介绍了一种优化后的防排水板应用技术以及相应的防排水系统设计在岩溶富水隧道的应用。结合湖北宜昌某隧道现场施工情况,对其施工工法、配置要素、技术控制以及实际效果进行了分析与评价,并指出了其改进方向与建议。对该防排水材料推广应用与各地下工程相关防排水施工质量控制具有一定参考意义。In tunnel engineering,waterproof and drainage design is the most important.It is mainly reflected in the prominent water leakage problem in the later operation process,which causes a series of defect complications and poses a serious threat to the stability of tunnel structure and operation safety.Compares and analyzes the common tunnel waterproof and drainage design and construction methods in recent years,and introduces an optimized waterproof and drainage board application technology and the corresponding waterproof and drainage system design in karst water-rich tunnel.Combined with the site construction of a tunnel in Yichang City,Hubei Province,the construction method,configuration factors,technical control and actual effect are analyzed and evaluated,and the improvement direction and suggestions are pointed out.It has certain reference significance for the popularization and application of this waterproof and drainage material and the quality control of waterproof and drainage construction related to underground projects.

关 键 词：凸壳防排水板 岩溶隧道 防排水 现场应用 

分 类 号：U453.6[建筑科学—桥梁与隧道工程]