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Governo será sócio e BNDES vai bancar até 60% das obras do trem-balaEspecial Linha 4 do Metrô de São Paulo"Underground Works and the Environment" - Working Group 15 Final report100 Year Durability Sprayed Concrete AlpTransit Gotthard Base Tunnel2002 General Assembly - Sydney Open session report - Fire SafetyA method for realignment or repair of immersed tunnelsA Milestone for the Transfer of TechnologyA motorway tunnel in difficult geotechnical conditions and surface constraintsA new concept for a steel shell submerged floating tunnelA New ITA Working Group Seeks to Define The State-of-The-Art in Immersed and Floating TunnelsA New Pre-Metro Line for Amsterdam?A report of the Working Group on Subsurface PlanningAdvanced use of small sized tunnels for the development of modern metropolises, taking Paris as an example from EuropeAlternative Concepts for Undersea TunnelsAn ITA Study Identifies Legal and Administrative Barriers to Underground Space UseAn Overview of the Seikan Tunnel ProjectApplicability of the Shield Method to Urban TunnellingAppraisal of underground urban public transportation projectsAseismic Design of Underground Structures

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