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List of products by author: R. Malva
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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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The Inspection, Monitoring and Diagnosis of Tunnels
Abstract: This article describes the Portuguese experience in regard to the inspection, monitoring and diagnosis of existing tunnels in the National Railway Network (REFER EPE – Rede Ferroviária Nacional). It does so by providing and then expanding upon the best practices and processes practiced in Portugal.
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The Scanning of Tunnels – The Portuguese Experience
Abstract: In 2004, the National Railway Network of Portugal started to use laser scanning technology for the inspection of tunnels. In partnership with a German company, all tunnels in the Portuguese Railway network have been digitized in a campaign of three weeks duration. The entire inspection process has been improved considerably by intensive usage of the scan data. Software tools for field and...
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