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Publications tagged with [urban tunnels]

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<p>With the increasing population and the consequent needs for transport facilities, the construction of tunnels in urban environments is fast growing. Tunneling at each depth of the soil, causes changes in the earth&rsquo;s surface; this is more important ...
Reference: Open Journal of Civil Engineering, 2016, 6, 242-253
<p>We present two examples of ground deformation characterization in the metropolitan area of Vancouver using advanced InSAR. The first regards the construction of the Canada Line, an LRT system connecting Vancouver&rsquo;s International Airport to the downtown ...
Reference: Vancouver TAC 2014: Tunnelling in a Resource Driven World
<p>The San Francisco Central Subway project is a challenging modern example of urban tunneling in limited space conditions. This paper discusses the project challenges and solutions at the Central Subway project, with a focus on TBM and continuous conveyor ...
Reference: North American Tunneling Conference 2014
<p>The utilization of underground space becomes a more important issue in megacities of the world in order to build more functional and advanced cities. However, because a lot of underground structures such as lifelines have already been developed in the megacities, ...
Reference: International Symposium on Advances in Ground Technology and Geo-Information (IS-AGTG) 1-2 Dec 2011, Singapore Phoon, Goh, Shen & Zhu (eds)
<p>This monograph is intended to be used as a &ldquo;PB Guideline&rdquo; for assessing tunnelling-induced risks to adjacent structures in urban environments. It is expected that it will also promote awareness of such risks among PB engineers<br />who are involved ...
Reference: PB 2009 William Barclay Parsons Fellowship Monograph 25
<p>Different challenging tunnel projects in the downtown area of the city of Mainz in Germany are presented. These tunnels run parallel in a distance of 4 m to max. 50 m. The tunnels were built in soft soil conditions consisting of filling, clay and marl layers ...
Reference: Geotechnical Aspects of Underground Construction in Soft Ground – Ng, Huang & Liu (eds), 2009 Taylor & Francis Group, London
<p>The Kowloon Southern Link (KSL) is a 3.8 km underground railway project in a busy urban area with complex geological and alignment constraints.A key challenge for the project is to construct a critical section of the tunnels above the existing MTR tunnels ...
Reference: Geotechnical Aspects of Underground Construction in Soft Ground – Ng, Huang & Liu (eds), 2009 Taylor & Francis Group, London
Buried tunnels with circular cross section, such as urban undergrounds are very popular in transportation engineering. The seismic behavior of such structures during operation is of importance. There exist different closed form solutions, such as Penzien and ...
Reference: The 14 th World Conference on Earthquake Engineering October 12-17, 2008, Beijing, China
<p>A brief overview of jet grouting in Brazil is followed by &ldquo;why and when&rdquo; basics in relation to ground improvement for safe tunnel excavating. A number of case histories are reported - mostly NATM tunnels involving what were seen as difficult, ...
Reference: Proceedings of International Seminar on Underground Works, Lisbon, Portugal: 1–13
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Reference: The 11th International Conference of IACMAG, Torino, 19-24 June 2005