ISSN 2096-4498 CN 44-1745/U
隧道建设(中英文) ›› 2007, Vol. 27 ›› Issue (3): 79-83.DOI: B
• 施工技术 • 上一篇 下一篇
黄新社, 曹正喜
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作者简介:
HUANG Xin-She, CAO Zheng-Chi
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摘要:
沈应线隧道工程位于较为繁华的舟山沈家门城区,长1230m,其南北出入口地质很差,多为全-强风化岩层的黏性土夹砾石,围岩稳定性差,介绍了对该工程的洞口段所进行的小导管、大管棚预支护与注浆加固处理技术。
关键词:  , 大跨小间距双洞隧道软弱围岩洞口大管棚
Abstract:
Shenyingxian tunnel, which is located in Shenjiamen urban area in Zhoushan city, is 1230m long. The north and south portal sections of Shenyingxian tunnel are located in fullyweathered to heavilyweathered cohesive soil ground containing gravels. The treatment of the portal sections of Shenyingxian tunnel, including small duct reinforcement, umbrella arch reinforcement and grouting reinforcement, is presented in the paper.
中图分类号:
 
U453.1
U455.4
黄新社, 曹正喜. 软岩大跨小间距双洞隧道洞口处理技术[J]. 隧道建设, 2007, 27(3): 79-83.
HUANG Xin-She, CAO Zheng-Chi. Treatment Technology for Portal Section of Twintube Soft Ground Tunnel with Largespan and Smallspacing[J]. Tunnel Construction, 2007, 27(3): 79-83.
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