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<p>This document aims to offer a guide to the methods for tunnel face stability assessment in mechanized tunnelling and to provide a best practice guideline for face support pressure calculations. Furthermore, the document intends to help with the choice between ...
Reference: German Tunnelling Committee (ITA-AITES)
<p>The load transfer mechanism of fully grouted cable bolts plays an important role in the performance of cable reinforcement systems. In order to better understand this behaviour, researchers have utilised a number of approaches including theoretical analysis, ...
Reference: 2014 Coal Operatorsā€™ Conference
 
<p>The HKIE Geotechnical Division Annual Seminar provides a platform for geotechnical engineers and researchers to exchange their knowledge on hot geotechnical topics. No doubt tunnel and underground construction have been a hot topic amongst geotechnical ...
Reference: 25 May 2012 Hong Kong Jointly organised by: Geotechnical Division, The Hong Kong Institution of Engineers Hong Kong Geotechnical Society
 
<p>This section summarizes some local tunneling projects constructed in geologic conditions similar to the various zones being considered for the SR-710 Tunnel. These local projects include the NEIS, the ECIS, and the Metro Red Line and Gold Line Eastside ...
Reference: SECTION 12 PREVIOUS TUNNELING EXPERIENCE, Caltrans
<p>The possibility of partial failure of large slurry shield-driven tunnels is investigated by an upperbound approach in limit analysis and a three dimensional numerical modeling for the Shanghai Yangtze River Tunnel. The results of the upper-bound limit analysis ...
Reference: Geotechnical Aspects of Underground Construction in Soft Ground ā€“ Ng, Huang & Liu (eds) © 2009 Taylor & Francis Group, London
<p>The occurrence of occasional sinkholes or very large settlements over EPB driven tunnels has been documented on a number of projects. Primary responsibility for avoiding sinkholes must lie with the tunnelling contractor, and the shield manufacturer. Almost ...
Reference: 2006 Taylor & Francis Group plc, London, UK
<p>The construction of underground tunnels in soft ground in urban areas involves the potential for ground movements caused by the tunnelling to affect existing surface structures. Masonry structures are at particular risk of crack damage. Conventional empirical ...
Reference: A Thesis submitted for the degree of Doctor of Philosophy at the University of Oxford Balliol College Trinity Term 2006
<p>The Garford bulb anchor is a modified cable geometry developed and patented by Garford Pty of Australia, and which has recently become widely available in Canada. It is produced by simply deforming the 7 wires (including the central kingwire) of a standard ...
Reference: Submitted to the CIM Bulletin MAY 1994
 
<p>Tunnel construction is one of the most interesting yet most diffi cult disciplines of civil engineering. It combines theory and practice to form an engineering art of its own, requiring wide-ranging knowledge and long years of experience in the fields of ...