施工隧道穿越昔格达地层失效机制及对策  

The failure mechanism and countermeasures of construction tunnel through the Xigeda stratum

作　　者：魏建贵 黄双华[2] 汪杰[2] 

机构地区：[1]中国建筑西南勘察设计研究院有限公司,四川成都610052 [2]攀枝花学院建筑与土木工程学院,四川攀枝花617000

出　　处：《山西建筑》2016年第6期164-165,共2页Shanxi Architecture

摘　　要：简述了昔格达地层的特性,结合隧道穿越昔格达地层施工中的破坏案例,对其失效机制进行了分析探讨,提出了保证隧道穿越昔格达地层施工的合理化建议,为工程后续施工的顺利进行提供了参考。This paper elaborated the features of Xigeda stratum,combining with the damage case of tunnel through the Xigeda stratum construction,analyzed and discussed its failure mechanism,put forward the rationalization proposal to ensure the tunnel through the Xigeda stratum construction,provided reference for the subsequent construction smoothly.

关 键 词：昔格达地层 隧道 含水率 掌子面 

分 类 号：U455[建筑科学—桥梁与隧道工程]