摘要
针对高海拔的围岩特性,采取相适应的初支加强、防排水等措施,有效地控制初支沉降变形,保证了安全质量,提高了施工进度。
in this paper,combining with characteristics of surrounding rocks in high altitude regions,relevant measures are introduced to control the deformation and settlement of the initial liner of tunnel,which ensures the construction safety and improves construction progress.
出处
《青海交通科技》
2015年第6期52-56,共5页
Qinghai Transportation Science and Technology
关键词
高原
冻土
初支加强
防排水
plateau
frozen soil
initial liner reinforcement
water proof and drainage
