Browsing by Author "Mariano, Alessandra di"Més informacióMés informació

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    • An underground excavation in Barcelona and its interaction with existing structures 

      Mariano, Alessandra di; Varga, Annamaria; Gens Solé, Antonio (Taylor & Francis Group, 2021)
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      The construction process for the enlargement of an underground railway station in Barcelona required an additional tunnel excavation below existing structures. The paper presents the case study, describing the details of ...

    • Auscultación y análisis numérico de un talud en movimiento 

      Mariano, Alessandra di; Gost, Xavier; Gens Solé, Antonio; Álvarez, Eugenia (2022)
      Conference report
      Open Access
      Al norte de la ciudad de Barcelona, un talud adyacente a una carretera presenta signos de inestabilidad desde hace unos años. Un extenso sistema de instrumentación topográfica y geotécnica ha permitido observar el movimiento ...

    • Building response to line 9 EPB tunnelling in Barcelona: a case study 

      Mariano, Alessandra di; Franza, Andrea; Limatola, Vincenzo; Gens Solé, Antonio; Bilotta, Emilio (Springer, 2021)
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      The paper presents the field monitoring data and a three-dimensional finite-element analysis aiming at back-analysing the response of a multi-storey framed building affected by the EPB excavation of a 12 m diameter tunnel ...

    • Control and monitoring of an unstable slope 

      Mariano, Alessandra di; Gost, Xavier; Gens Solé, Antonio; Álvarez, Eugenia (British Geotechnical Association (BGA), 2022)
      Conference report
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      North of the city of Barcelona, a slope adjacent to a road has been showing signs of instability for a few years. In the area object of the present study, the road borders an existing river and its pavement has shown damage ...

    • Ejecución de túneles en terreno deltaico mediante tuneladora EPB. El caso de la línea 9 

      Yubero de Mateo, Maria Teresa; Gens Solé, Antonio; Mariano, Alessandra di (International Centre for Numerical Methods in Engineering (CIMNE), 2021-10-06)
      Book
      Open Access
      The progressive increment in urban tunneling may generate significant problems. One of the main concerns is the unavoidable ground movements generated; before, during and after the tunneling operations. In this context, ...

    • EPB tunnelling in deltaic deposits: observations of ground movements 

      Gens Solé, Antonio; Mariano, Alessandra di; Yubero de Mateo, Maria Teresa (CRC Press, 2011)
      Conference report
      Open Access

    • EPB tunnelling in deltaic deposits: observations of ground movements 

      Gens Solé, Antonio; Mariano, Alessandra di; Yubero de Mateo, Maria Teresa (CRC Press/Balkema, 2012)
      Conference report
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      The Line 9 of Barcelona Metro is currently under construction. The southern part of the line connects the city to the airport and is completely excavated in soft deltaic deposits of Holocene age. In this part, tunnelling ...

    • EPB tunnelling in mixed geological formations: a case study 

      Mariano, Alessandra di; Gens Solé, Antonio (Taylor & Francis, 2014)
      Conference report
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      Tunnels for the new Barcelona Metro Line 9 are being constructed in a densely built urban area, close to sensitive structures. The paper presents a case history involving tunnelling in difficult mixed geological conditions ...

    • Estabilización de un talud mediante descarga en cabeza 

      Mariano, Alessandra di; Gens Solé, Antonio; Gost, Xavier; Álvarez, Eugenia (2022)
      Conference report
      Open Access
      Entre los años 2006 y 2018, una autovía de titularidad autonómica situada al norte de la ciudad de Barcelona ha presentado diversas patologías asociadas tanto a su firme como a la ladera que la rodea. El movimiento de la ...

    • Ground movement control in the construction of a new metro line in Barcelona 

      Gens Solé, Antonio; Mariano, Alessandra di; Gesto Beiroa, José Manuel; Schwarz, H (CRC Press, 2005)
      Conference report
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      Ground movement control is of paramount importance in the construction of a new Metro line in Barcelona given the large diameter of the excavation and the need to cross heavily built areas. A variety of construction ...

    • Influence of some EPB operation parameters on ground movements 

      Mariano, Alessandra di; Persio, Roberto; Gens Solé, Antonio; Castellanza, Riccardo; Arroyo Alvarez de Toledo, Marcos (AEDIFICATIO PUBLISHERS, 2009)
      Conference report
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      Some of the details of EPB tunnelling are difficult to introduce in conventional numerical models, nevertheless there are some parameters that can be included in the analyses in a fairly easy way. The EPB operating ...

    • Insight into decision support systems for sustainable geotechnical engineering 

      Karagianni, Pavlina; Romero Morales, Enrique Edgar; Mariano, Alessandra di; Priegue Mayán, Ángel Diego (EWG-DSS — EURO Working Group on Decision Support Systems, 2019)
      Conference report
      Open Access
      Geotechnical engineering has a significant role in sustainability, due to its early place in the construction process and thus with a higher possibility to limit the impact of the project. Nevertheless, there is a lack of ...

    • Relación entre parámetros de una tuneladora EPB y los movimientos del terreno 

      Gens Solé, Antonio; Persio, Roberto; Mariano, Alessandra di; Castellanza, Riccardo; Arroyo Alvarez de Toledo, Marcos (2009)
      Conference report
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      En el presente artículo, se presentan análisis tridimensionales de elementos finitos para examinar los efectos que las distintas presiones que se .aplican durante la excavación de un túnel con EPB (presión de frente, presión ...

    • Retention curves and 1-D behaviour of a compacted tectonised unsaturated clay 

      Mariano, Alessandra di; Airò Farulla, Camillo; Valore, Calogero (CRC Press, 2000)
      Part of book or chapter of book
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      Roller-compacted tectonised clays were successfully used, in Italy, for the core of two dams built in Sicily in 1962 and are to be used for other large dams. Researches have been, as yet, carried out on this clay as a ...

    • SDMT testing and its use in the numerical modelling of a deep excavation 

      Mariano, Alessandra di; Arroyo Alvarez de Toledo, Marcos; Gens Solé, Antonio; Amoroso, Sara; Monaco, Paola (Hungarian Geotechnical Society, 2021)
      Conference report
      Open Access
      The role of in situ tests in numerical analyses of deep excavations is investigated. The construction of a metro station in Barcelona required a deep excavation in a densely built urban area. Geological conditions were ...

    • SDMT-based numerical analyses of deep excavation in soft soil 

      Mariano, Alessandra di; Amoroso, Sara; Arroyo Alvarez de Toledo, Marcos; Monaco, Paola; Gens Solé, Antonio (2019-01)
      Article
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      The paper explores the application of conventional (DMT) and seismic (SDMT) dilatometer tests to an important case of deep excavation design. The work presents finite-element analyses simulating a deep excavation close to ...

    • Simulación numérica de una excavación profunda mediante el empleo de ensayos dilatométricos 

      Mariano, Alessandra di; Amoroso, Sara; Arroyo Alvarez de Toledo, Marcos; Gens Solé, Antonio; Monaco, Paola (2022)
      Conference report
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      La construcción de una estación de metro en Barcelona requirió la ejecución de una excavación profunda en un área densamente urbanizada. Las condiciones geológicas de la obra eran complicadas por la presencia de materiales ...

    • Soil movements associated with compensation grouting during line 9 excavation in Barcelona: a case study 

      Mariano, Alessandra di; Gens Solé, Antonio; Mair, Robert (Aedificatio, 2013)
      Conference report
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      The paper describes a case history -related to the Line 9 excavation in Barcelonawhere compensation grouting was initially proposed to minimize the movements of the buildings close to or directly above the tunnel alignment, ...