Now showing items 1-20 of 26

  • A fractal fragmentation model for rockfalls 

    Ruiz Carulla, Roger; Corominas Dulcet, Jordi; Mavrouli, Olga Christina (2017-06)
    Article
    Open Access
    The impact-induced rock mass fragmentation in a rockfall is analyzed by comparing the in situ block size distribution (IBSD) of the rock mass detached from the cliff face and the resultant rockfall block size distribution ...
  • A methodology to obtain the block size distribution of a large rockfall deposit 

    Ruiz Carulla, Roger; Corominas Dulcet, Jordi; Mavrouli, Olga Christina (2014)
    Conference lecture
    Restricted access - publisher's policy
    The block size distribution produced in a rockfall event is necessary for the study of the trajectories, run-out, the impact energies and for the quantitative assessment of the rockfall hazard. For large rockfall deposits, ...
  • A methodology to obtain the block size distribution of fragmental rockfall deposits 

    Ruiz Carulla, Roger; Corominas Dulcet, Jordi; Mavrouli, Olga Christina (2015-06-30)
    Article
    Open Access
  • Analysis of rock block fragmentation by means of real-scale tests 

    Ruiz Carulla, Roger; Matas Casado, Gerard; Prades Valls, Albert; Gili Ripoll, José Antonio; Corominas Dulcet, Jordi; Lantada Zarzosa, Maria de Las Nieves; Buill Pozuelo, Felipe; Mavrouli, Olga Christina; Núñez Andrés, María Amparo; Moya Sánchez, José (Sage, 2016)
    Conference lecture
    Restricted access - publisher's policy
  • An empirical approach to rockfall fragmentation 

    Corominas Dulcet, Jordi; Ruiz Carulla, Roger; Mavrouli, Olga Christina (2015)
    Conference lecture
    Restricted access - publisher's policy
    The impact-induced rock mass fragmentation in a rockfall is analyzed by comparing the In Situ Block Size Distribution (IBSD) at the cliff face and the Rockfall Block Size Distribution (RBSD) on the slope. The IBSD is ...
  • Aproximación probabilística al número y tamaño de bloques en desprendimientos con fragmentación 

    Moya Sánchez, José; Corominas Dulcet, Jordi; Mavrouli, Olga Christina; Copons Llorens, Ramon (2013)
    Conference lecture
    Open Access
    La mayoría de las masas rocosas que se desprenden se fragmentan en los primeros impactos contra el terreno. El riesgo asociado a los desprendimientos debe calcularse, por lo tanto, teniendo en cuenta este proceso de ...
  • Assessment of socioeconomic vulnerability to landslides using an indicator-based approach: Methodology and case studies 

    Eidsvig, Unni M. K.; McLean, Amanda M.; Vangelsten, Bjørn Vidar; Kalsnes, Bjørn G.; Ciurean, Roxana L.; Argyroudis, Sotiris; Winter, Mike; Mavrouli, Olga Christina; Fotopoulou, Stavroula D.; Pitilakis, Kyriazis D.; Baills, Audrey; Malet, Jean-Philippe; Kaiser, Gunilla (2014-05-01)
    Article
    Restricted access - publisher's policy
    The severity of the impact of a natural hazard on a society depends on, among other factors, the intensity of the hazard and the exposure and resistance ability of the elements at risk (e.g., persons, buildings and ...
  • Calculation of the rockwall recession rate of a limestone cliff, affected by rockfalls, using cosmogenic chlorine-36: case study of the Montsec range (Eastern Pyrenees, Spain) 

    Domènech Surinyach, Guillem; Corominas Dulcet, Jordi; Mavrouli, Olga Christina (2018-04)
    Article
    Restricted access - publisher's policy
    Cliff erosion may be a major problem in settled areas affecting populations and producing economic and ecological losses. In this paper we present a procedure to calculate the long-term retreat rate of a cliff affected by ...
  • Comparing kinematically detachable rock masses and rockfall scar volumes 

    Mavrouli, Olga Christina; Corominas Dulcet, Jordi (Institute of Physics (IOP), 2015)
    Conference report
    Open Access
    In rockfall prone areas the evaluation of the risk due to worst case scenarios requires the establishment of maximum thresholds for the expected rockfall volumes. The magnitude of such instabilities is often related to ...
  • Comparing rockfall scar volumes and kinematically detachable rock masses 

    Corominas Dulcet, Jordi; Mavrouli, Olga Christina (2017-03)
    Article
    Open Access
    Scenario-based risk assessment for rockfalls, requires assumptions for different scenarios of magnitude (volume). The magnitude of such instabilities is related to the properties of the jointed rock mass, with the ...
  • Comparison of block size distribution in rockfalls 

    Ruiz Planas, Montserrat; Corominas Dulcet, Jordi; Mavrouli, Olga Christina (2015)
    Conference lecture
    Restricted access - publisher's policy
    Rock masses detached as rockfalls usually disintegrate upon impact on the ground surface. The knowledge of the Rockfall Block Size Distribution (RBSD) generated by the propagation of the rockfall mass is required for th e ...
  • Damage analysis of masonry structures subjected to rockfalls 

    Mavrouli, Olga Christina; Giannopoulos, P. G.; Carbonell Puigbó, Josep Maria; Syrmakezis, Costas (2017-06-01)
    Article
    Open Access
    Masonry structures present substantial vulnerability to rockfalls. The methodologies for the damage quantification of masonry structures subjected to rockfalls are scarce. An analytical procedure for the damage assessment ...
  • Evaluation of the susceptibility to failure of rocky slopes based on the SMR index 

    Corominas Dulcet, Jordi; Mavrouli, Olga Christina (2009)
    Conference lecture
    Open Access
  • Experimental study on rockfall fragmentation: in situ test design and first results 

    Gili Ripoll, José Antonio; Ruiz Carulla, Roger; Matas Casado, Gerard; Corominas Dulcet, Jordi; Lantada Zarzosa, Maria de Las Nieves; Núñez Andrés, María Amparo; Mavrouli, Olga Christina; Buill Pozuelo, Felipe; Moya Sánchez, José; Prades Valls, Albert; Moreno, Sjædric (2016)
    Conference lecture
    Restricted access - publisher's policy
    Fragmentation is a common feature of rockfalls that exerts a strong influence over the trajectories of the generated blocks, the impact energies and the runout. Real scale rockfall tests have traditionally been designed ...
  • Integrated risk assessment due to slope instabilities in the roadway network of Gipuzkoa, Basque Country 

    Mavrouli, Olga Christina; Corominas Dulcet, Jordi; Ibarbia Ilarraz, Iñaki; Alonso, Nahikari; Jugo Meabe, Ioseb; Ruiz Zabaleta, Jon; Luzuriaga Mocoroa, Susana; Navarro Jausoro, José Antonio (2019-02)
    Article
    Open Access
    Transportation corridors such as roadways are often subjected to both natural instability and cut-slope failures, with substantial physical damage to the road infrastructure and threats to the circulating vehicles and ...
  • Magnitude and frequency relations: are there geological constraints to the rockfall size? 

    Corominas Dulcet, Jordi; Mavrouli, Olga Christina; Ruiz Carulla, Roger (2018-05)
    Article
    Open Access
    There exists a transition between rockfalls, large rock mass failures, and rock avalanches. The magnitude and frequency relations (M/F) of the slope failure are increasingly used to assess the hazard level. The management ...
  • Methodology to evaluate rock slope stability under seismic conditions at Solà de Santa Coloma, Andorra 

    Mavrouli, Olga Christina; Corominas Dulcet, Jordi; Wartman, J (2009)
    Article
    Open Access
    An analytical methodology is presented to evaluate rock slope stability under seismic conditions by considering the geomechanical and topographic properties of a slope. The objective is to locate potential rockfall source ...
  • Monitoring of fast moving landslides in the Pyrenees 

    Mavrouli, Olga Christina; Hurlimann Ziegler, Marcel; Abanco Martínez de Arenzana, Claudia; Moya Sánchez, José; Copons Llorens, Ramon; Ruiz Carulla, Roger (2016)
    Conference report
    Restricted access - publisher's policy
    The paper presents the experience of two instrumented sites in the Pyrenees where debris flows and rock falls occur frequently. The first one is the debris-flow monitoring system in the Rebaixader catchment, Central Pyrenees, ...
  • Quantitative risk assessmenent for buildings due to rockfalls: some achievements and challenges 

    Corominas Dulcet, Jordi; Mavrouli, Olga Christina (2011)
    Conference report
    Restricted access - publisher's policy
    An application example of Quantitative Risk Assessment due to rockfalls for a developed area is presen-ted in this paper. The methodology aims at the calculation of the risk for buildings which are situated at the bottom ...
  • Quantitative rockfall risk assessment in the roadways of Gipuzkoa 

    Corominas Dulcet, Jordi; Mavrouli, Olga Christina (Springer, 2014)
    Conference report
    Restricted access - publisher's policy
    Although many works on the quantification of the rockfall hazard and exposure of vehicles in roadways exist, few practical examples that include detailed consequences analysis have been presented so far. We respectively ...