List of products by author: L. Gonçalves

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  Analysis of the excavation of large caverns in the São Paulo Metro

  Abstract: The excavation of large caverns in urban areas densely populated, in soil and under the groundwater table is always a challenging and highly risky task. This is the case of the excavation with conventional methods of the large caverns of the extension of line 5 of São Paulo Metro. In this paper, the results of the excavation in terms of monitoring data will be compared with the theoretical and...

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  Automatic Monitoring System for Continuous Structural

  Abstract: On this article, the installation and operation in two different sites of an automatic system for continuous monitoring of tunnels based on Fiber Bragg Grating (FBG) technology is presented. The first example of application of the SysTunnel refers to the Rossio Tunnel in Lisbon. The system has been successfully operating since its installation in 2008 after the rehabilitation of the tunnel. The...

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