摘要
通过理论分析证明了采用无铰接盾构施工小曲线隧道存在可能性。根据无铰接盾构施工小曲线隧道的特点,结合实际工程,介绍了在曲线段始发、隧道推进过程中的轴线控制、管片偏移等方面采取的针对性控制措施。工程实践表明,采用无铰接盾构施工小曲线半径隧道取得良好效果。
Feasibility of the non-articulation shield in small radius curve tunnel is proved by theoretical analysis.In practice,the characteristics of the non-articulation shield in small radius curve tunnel are verified.This paper introduces control measures on axial line and segments deviation in the process of non-articulation shield launching and driving.Engineering practice shows that good effect is obtained in non-articulation shield in small radius curve tunnel.
出处
《施工技术》
CAS
北大核心
2013年第13期79-81,共3页
Construction Technology
关键词
隧道工程
盾构
无铰接盾构
小曲线半径
轴线控制
施工技术
tunnels
shields
non-articulation shields
small radius curve
axial control
construction