城市矩形隧道的应用与施工工艺的发展  

Application and Development of Constuction Technology of Rectangular Tunnel in City

作　　者：张志勇 李淑海 

机构地区：[1]上海广联建设发展有限公司,上海200438

出　　处：《施工技术》2009年第S1期54-56,共3页Construction Technology

摘　　要：分析矩形隧道应用的发展趋势,指出随着城市建设的发展,地下隧道面临的施工环境将会越来越苛刻。基于城市开发建设的特点,许多常规的隧道施工工艺实施难度越来越大,提出新型的地下矩形隧道施工工艺,即拉管法、对拉法、顶拉法,并介绍了其施工工艺特点及适用性。The authors analyze development tendency of the rectangular tunnel,show that construction environment of an underground tunnel will face more and more harsh with the development of city construction.Based on features of city development and construction,much of conventional technology of the tunnel will be more and more difficult to implement,and The authors provide several new rectangular tunnel underground construction technologies,such as dragging technology,dragging face to face technology,pushing and dragging technology,and introduce the characteristics and the applicability of three technologies.

关 键 词：矩形隧道 顶拉法 施工工艺 

分 类 号：U455.4[建筑科学—桥梁与隧道工程]