澜阿公路那勒隧道炭质页岩段变形原因及治理研究  

A LAN Highway Tunnel Nala Carbon Shale Deformation Analysis and Control

作　　者：段晓彬 尹淏 韩虎 DUAN Xiaobin;YIN Hao;HAN Hu(Broadvision Engineering Consultants,Kunming Yunnan 650041)

机构地区：[1]云南省交通规划设计研究院,云南昆明650041

出　　处：《河南科技》2018年第8期90-91,共2页Henan Science and Technology

摘　　要：澜阿公路那勒隧道炭质页岩段富水、自稳能力差、变形大,对隧道施工造成巨大的困难。通过对实际地质情况进行分析研究,找出隧道出现一系列病害的原因,从改善围岩、调整支护参数、优化开挖防护施工方法等方面制定了针对性的综合处治措施,取得良好的效果,为类似工程的设计、处治提供了参考。A LAN highway tunnel segment Nala carbonaceous shale and water poor stability, large deformation, causing great difficulties for tunnel construction. Based on the actual geological condition analysis, find out the reasons for a series of diseases of the tunnel, improve the surrounding rock, from the adjustment of support optimization of excavation protection construction method and support parameters for comprehensive treatment measures, and achieved good results, which provides a reference for the similar project design, treatment.

关 键 词：隧道 炭质页岩 变形 支护 

分 类 号：U455.49[建筑科学—桥梁与隧道工程]