Nondestructive Disassembling Technologies for Largediameter Opentype TBMs

LI Taomeng; SUN Haibo

doi:10.3973/j.issn.1672-741X.2015.S2.036

Tunnel Construction >

2015 , Vol. 35 >Issue S2: 197 - 204

DOI: https://doi.org/10.3973/j.issn.1672-741X.2015.S2.036

Nondestructive Disassembling Technologies for Largediameter Opentype TBMs

LI Taomeng ,
SUN Haibo

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(Tunnelingdedicated Equipment Center, China Railway Tunnel Group Co., Ltd., Luoyang 471009, Henan, China)

Received date: 2015-05-07

Revised date: 2015-08-28

Online published: 2015-12-24

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Abstract

The disassembling of largediameter opentype TBM in tunnel has many difficulties and it is hard to be carried out. In this paper, the preparation and disassembling technologies for backup system and main body of Robbins TBM 335, used in XSQLS2 Bid Section of West Qinling tunnel on LanzhouChongqing Railway, are presented in detail. Meanwhile, some suggestions have been given.

Key words： West Qinling tunnel; largediameter opensype TBM; nondestructive disassembling; backup system; main body; main bearing

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LI Taomeng , SUN Haibo . Nondestructive Disassembling Technologies for Largediameter Opentype TBMs[J]. Tunnel Construction, 2015 , 35(S2) : 197 -204 . DOI: 10.3973/j.issn.1672-741X.2015.S2.036

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