浅埋暗挖技术在南平市天台隧道工程施工中的应用
投稿时间:2005-08-23  修订日期:2005-08-23  点此下载全文
引用本文:李耀卿.浅埋暗挖技术在南平市天台隧道工程施工中的应用[J].钻探工程,2005,32(12):56-58.
LI Yao-qing. Application of Underground Excavation under Shallow Cover in Tunnel Construction[J]. Drilling Engineering, 2005,32(12):56-58.
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作者单位E-mail
李耀卿 福建省南平市公路局 kcfzfyhy@163.com 
中文摘要:主要介绍了在Ⅱ、Ⅲ类围岩中施工城市浅埋隧道的施工技术,以“短开挖、快封闭、强支护、勤量测”为指导,将隧道分成上、下两个台阶进行开挖,及时进行初期支护,保证施工始终处于安全状态。
中文关键词:隧道  浅埋暗挖技术  分台阶开挖  初期支护  监控量测
 
Application of Underground Excavation under Shallow Cover in Tunnel Construction
Abstract:The construction techniques of excavating tunnel under shallow cover which is Ⅱ、Ⅲtype surround rocks in city was introduced. “Short excavation, quickly closed, strongly support and frequently measuring” were taken as guidance during construction. The tunnel was excavated separating upper and down parts. The prompt initial support ensured the safe construction.
keywords:tunnel  underground excavation under shallow cover  excavation on different steps  initial support, monitoring
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