贵南高铁高台阶路堑超大面积边坡稳定性爆破开挖  

Stability Blasting Excavation of Extra-large Area Cutting Slope with High Terrace of Guiyang—Nanning High-speed Railway

作　　者：张健 黎勇 张少龙 ZHANG Jian;LI Yong;ZHANG Shaolong(Nanning Handing Blasting Engineering Company,Nanning 530005,China;Nanning Engineering Blasting Association,Nanning 530003,China;Guangxi Section Seventh Bid Project Department of Guiyang-Nanning High-speed Railway,China Railway Beijing Bureau,Hechi 541002,Guangxi,China)

机构地区：[1]南宁汉鼎爆破工程公司,南宁530005 [2]南宁市工程爆破协会,南宁530003 [3]中铁北京局贵南高铁广西段七标项目部,广西河池541002

出　　处：《路基工程》2023年第6期151-155,共5页Subgrade Engineering

摘　　要：介绍了在喀斯特大石山区建设高速铁路路基施工中,对边坡爆破开挖时,为克服地质灾害影响,参考光面爆破与预裂爆破的设计参数,在地质条件极为复杂情况下编制爆破方案,并根据施工过程中出现的地质情况,及时分析调整、现场落实处理。确保了工程进度和边坡的稳定性。In order to overcome the impact of geological hazards in slope blasting excavation during the construction of high-speed railway embankments in karst Dashishan district,this article references the design parameters of smooth blasting and presplitting blasting,designs blasting plans under extremely complex geological conditions,and carries out timely analysis and on-site adjustment based on the geological conditions that occur during the construction process.It ensures the progress of the project and the stability of the slope.

关 键 词：单壁路堑 超大面积 地质灾害 光爆预爆参数 稳定性爆破 

分 类 号：TD235[矿业工程—矿井建设]