堡镇隧道快速施工技术  

The rapid construction technology of Bao Town tunnel

作　　者：张广宪 

机构地区：[1]中铁十四局集团,山东济南250002

出　　处：《山东交通科技》2009年第2期33-36,共4页

摘　　要：堡镇隧道施工过程中通过优化设计支护结构、改进开挖方法、合理机械配套等措施,回避了施工风险,提高了高地应力顺层偏压软岩条件下特长隧道施工进度,保证了工程质量,提高了施工效率,保证了工期。In the process of Bao Town tunnel construction,by optimizing the design of supporting structures,improving the excavation methods and making machinery reasonably matched and other measures,we successed in avoiding construction risks,speeding up the construction progress of the particularly long tunnel,under the conditions of soft rocks of the highland stress and eccentric compression parallel to layers,ensuring the quality of the project,improving the efficiency of the construction and finishing it during t...

关 键 词：高地应力 顺层偏压 软岩 特长隧道 快速施工技术 

分 类 号：U455.4[建筑科学—桥梁与隧道工程]