摘要
介绍了黄延高速公路道南隧道的工程概况和地质条件,阐述了土质公路隧道开挖和初期支护技术,包括七步流水作业法及管棚超前支护形式等。
This paper introduces the engineering situation and geological condition of Daonan Tunnel of Huangyan Superhighway, and expounds the excavation technique and initial supporting technique used in the tunnel of soil highway, including seven- procedure flow method, and pipe- shed advance support, etc.
出处
《科技情报开发与经济》
2005年第6期272-273,共2页
Sci-Tech Information Development & Economy
关键词
土质公路隧道
套拱施工
管棚超前支护
超前小导管
tunnel of soil highway
cased arch construction
pipe- shed advance support
advance condulet
