Ground Surface Settlement and Deformation Caused by Tunnel Excavation and Dewatering.

Release time:2016-03-30

Journal:China Journal of Highway and Transport

Key Words:tunnel engineering; tunnel excavation and dewatering; theoretical analysis;

Abstract:应用随机介质理论、渗流理论和岩土固结理论,推导了隧道开挖疏水渗降漏斗曲线方程和考虑水渗流作用的隧道周边岩土体中有效应力的计算公式,并由此推导了隧道疏水地表沉降和水平位移计算公式;最后利用叠加原理,导出最终的地表沉降及水平位移计算公式。通过对某工程实例的计算分析,验证了该方法的正确性。结果表明:隧道开挖疏水产生的渗流对地表沉降的大小和范围影响明显。

Co-author:施成华

Indexed by:Unit Twenty Basic Research

Document Code:1001-7372(2007)01-0091-05

Discipline:土木工程

Volume:20

Issue:1

Page Number:0091-0095

ISSN No.:1001-7372

Translation or Not:no

Links to published journals:http://www.cnki.net/KCMS/detail/detail.aspx?QueryID=1&CurRec=7&recid=&filename=ZGGL200701016&dbname=CJFD2007&dbcode=CJFQ&pr=&urlid=&yx=&uid=WEEvREcwSlJHSldSdnQ1V040ZzdENzRzYWRpNkczVysvY1JMY0FJZDdxZGF6