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List of products by author: R. Justa Camara
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Innovations Introduced in the Mechanized Excavation of the Tunnel Included in the Extension Project of the Dubai Metro
Abstract: In this paper, we will describe two innovations introduced in the execution of the tunnel included in the extension project of the Dubai Metro, as result of lessons learned in previous Acciona Construction projects and that have proven be successful in their implementation. One aspect is the launching of the TBM in the starting portal with a reduced cover, saving time and obtaining better...
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Positive Experiences Obtained in the Execution of the Quito Metro
Abstract: In this paper, the reasons that have made it possible record performances have been achieved in the excavation with EPB tunneling machines in Quito Metro line 1, the influence of geology throughout its complete layout, the high professionalism of the operating crews who have handled the three tunnel boring machines used in their excavation and the increase in power required from the...
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