Rock Slope Stability 2018

Transcription

1 International Symposium Rock Slope Stability 2018 Program From 13 to 15 November 2018 Centre de Congrès «Le Manège» 331 rue de la République Chambéry (France) Follow the Symposium on Twitter: Symposium organized by:

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3 General overview Tuesday 13 November :30am 09:00am 09:30am 10:10am 02:00pm 02:40pm 04:20pm 04:40pm 06:30pm Welcome of the participants Opening Keynote Perceptions of risk in response to geologic hazards (Auditorium - Ground Floor) Session 1A - Protective structure design n 1 (Auditorium - Ground Floor) Session 1B - Rockfall analysis n 1 (Room B - Ground Floor) Keynote Rockfall in mining: mitigation measures design and hazard assessment (Auditorium - Ground Floor) Session 2A - Protective structure design n 2 (Auditorium - Ground Floor) Session 2B - Trajectography analysis (Room B - Ground Floor) Session 3A - Protective structure design n 3 (Auditorium - Ground Floor) Session 3B In-situ instrumentation and survey n 1 (Room B - Ground Floor) End of the day Ice-breaker (1st Floor) End of the Ice-breaker Wednesday 14 November :30am 09:10am 09:50pm 03:30pm 11:00pm Keynote About the rockfall failure hazard assessment (Auditorium - Ground Floor) Keynote Between risk and geoheritage: the Mont Granier collapse of 1248 and its recent sequels (Auditorium - Ground Floor) Session 4A - Risk analysis n 1 (Auditorium - Ground Floor) Session 4B - Rockfall and forestry (Room B - Ground Floor) Session 5A - Rockfall analysis n 2 (Auditorium - Ground Floor) Session 5B - Protective structure design n 4 (Room B - 1 st Floor) Technical Session (1 st Floor) End of the day Guided tour of Chambéry (Meeting point: in front of Le Manège ) End of the guided tour (in front of Le Manège ) Symposium banquet (1 st Floor) End of the Symposium banquet Thursday 15 November :00am 10:40am 12:20pm 02:00pm Keynote The RN1 in Reunion Island: Rock Hazard Management: circulation management, protections works and new route (Auditorium - Ground Floor) Session 6A - Risk analysis n 2 (Auditorium - Ground Floor) Session 6B - Case study n 1 (Room B - Ground Floor) Session 7A - In-situ instrumentation and survey n 2 (Auditorium - Ground Floor) Session 7B - Case study n 2 (Room B 1st Floor) Technical visits (Meeting point: in front of Le Manège ) End of Technical visits (in front of Le Manège ) End of the Symposium

4 Tuesday 13 November :30am Welcome of the participants 09:00am Opening 09:30am 10:10am Keynote Perceptions of risk in response to geologic hazards - Tom Badger Washington State Department - USA (Auditorium - Ground Floor) / Chairman: Félix Darve 11:10am 11:30am 11:50am 12:10pm 11:10am 11:30am 11:50am Session 1A - Protective structure design n 1 (Auditorium - Ground Floor) / Chairman: Stéphane Lambert Flexible Rockfall Mitigation Design for Varying Site Conditions - Laura Coiffe, KANE GeoTech, Inc (USA) Using a simplified model to assess the ability of a protection barrier to mitigate rockfall hazard - David Toe, Irstea (France) Effect of dynamics on the Soil-geosynthetic interfaces used in reinforced rockfall embankments - Ismail Benessalah, Univ. UHBC of Chlef (Algeria) New rockfall protection barriers in Formentor (Mallorca) - Joan-M Rius, Consell Insular de Mallorca (Spain) Real scale impact experiments on Bloc Armé as facing of rockfall protection embankment - Agathe Furet, Géolithe (France) Testing of UAV to inspect rockfall fences over railways - Cécile Saint-Marc, ALTAMETRIS (France) Session 1B - Rockfall analysis n 1 (Room B - Ground Floor) / Chairman: Perry Bartelt Comparative analysis of different climate predictions in a temperate zone in France and their impact on slope stability - Alain Thoraval, INERIS (France) Slope Stability Analysis of a Rock-Cliff subjected to Climate Actions - Sergio Samat, Laboratoire Navier (Haïti) Rayleigh waves in seismic signals of rockfalls - Clara Lévy, BRGM (France) Rockfall release frequency for different rock wall types - Didier Hantz, Univ. Grenoble Alpes (France) Rockfall dynamics inferred from seismic signals and thermal camera: a controlled block release experiment - Gaëlle Le Roy, Univ. Grenoble Alpes (France) 2:00pm 2:40pm 2:40pm 4:20pm 2:40pm 3:00pm 3:20pm 3:40pm 4:00pm 2:40pm 3:00pm 3:20pm 3:40pm 4:00pm Keynote Rockfall in mining: mitigation measures design and hazard assessment - Anna Giacomini Univ. of Newcastle - Australia (Auditorium - Ground Floor) / Chairman: Stéphane Lambert Session 2A - Protective structure design n 2 (Auditorium - Ground Floor) / Chairman: Nicolas Villard Comparison of two DEM modeling of flexible rockfall fences under dynamic impact - Loïc Dugelas, Irstea (France) Evaluation of mechanical behaviors and lifespan of rockfall nets and panels according to ISO standards - Alberto Grimod, Maccaferri (France) Combined rockfall modelling and protective dams simulation - Pierre Dalban-Canassy, Geotest SA (Swiss) Debris flow flexible fence: barrier/flow interaction model - Stéphane Lambert, Irstea (France) Numerical investigation of rockfall barrier under realistic on-site impacts - Marie-Aurélie Chanut, Cerema (France) Session 2B - Trajectography analysis n 1 (Room B - Ground Floor) / Chairman : Jean-Pierre Rajot Sensitivity analysis of rockfall trajectory simulations to material properties - Clara Lévy, BRGM (France) On four frictional mechanisms in rockfall analysis: ground deformation, surface roughness, vegetation drag and basal sliding with rebound - Perry Bartelt, SLF (Swiss) Influence of block shapes and sizes on the variability of DEM trajectories - Bruna Garcia, 3SR (France) Benchmark of trajectory analysis models - Franck Bourrier, Irstea (France) Study of rebound mechanisms using a MPM-DEM coupling - Fabio Gracia, 3SR (France) 4:40pm 4:40pm 6:00pm 4:40pm 5:00pm 5:20pm 5:40pm 4:40pm 5:00pm 5:20pm 5:40pm Session 3A - Protective structure design n 3 (Auditorium - Ground Floor) / Chairman: Franck Bourrier An advanced method for designing rockfall fences by surrogate modelling - Loïc Dugelas, Irstea (France) Innovative prefabricated rockfall gallery using a polymer geosynthetic mesh - Ignacio Olmedo, NGE (France) Multiscale testing of geogrids used for rockfall protection - Christophe Nocito, Texinov (France) Bloc Armé : Landslides passive protective structure - Julien Lorentz, Géolithe (France) Session 3B - In-situ instrumentation and survey n 1 (Room B - Ground Floor) / Chairman: Clara Lévy Quantification of 3D displacements for landslides by photogrammetry and image correlation - Jean-Paul Duranthon, Cerema (France) An automated pipeline for the photogrammetric analysis of high frequency terrestrial optical images: application to rock slope stability problems - Mathildes Desrues, Institut de Physique du Globe de Strasbourg (France) Landslide Displacement Tracking using Radio-Frequency Identification - Mathieu Le Breton, ISTerre (France) Using InSAR to map slope instability over the French territory - Fifamè Koudogbo, TRE ALTAMIRA S.L (Spain) End of the day 6:30pm Ice-breaker (1st Floor)

5 Wednesday 14 November :30am Keynote About the rockfall failure hazard assessment - Michel Jaboyedoff - Univ. of Lausanne - Switzerland (Auditorium - Ground Floor) / Chairman: François Nicot 09:10am Keynote Between risk and geoheritage: the Mont Granier collapse of 1248 and its recent sequels - Fabien Hobléa - EDYTEM - France (Auditorium - Ground Floor) / Chairman: François Nicot 09:50am 09:50am 10:10am 09:50am 09:50am 10:10am Session 4A - Risk analysis n 1 (Auditorium - Ground Floor) / Chairman: Carine Peisser Impacts of land-use and land-cover changes on the quantitative analysis of rockfall risk: The case study of the village of Crolles - Manon Farvacque, Irstea (France) Coupling 3D rockfall propagation to the spatio-temporal frequency for a realistic rockfall hazard mapping François Noel, University of Lausanne (Swiss) Session 4B - Rockfall and forestry (Room B - Ground Floor) / Chairman: Franck Bourrier The tree, an indicator of rock landslide hazards owing to dendro- geomorphology Frédéric Berger, Irstea (France) On the role of forest in rockfall hazards mitigation: a perspective from the numerical modelling of non-spherical rock-tree interaction using non-smooth mechanics - Guang Lu, SLF (Swiss) 11:10am 11:30am 11:50am 12:10pm 11:10am 11:30am 11:50am 12:10pm Session 5A - Rockfall analysis n 2 (Auditorium - Ground Floor) / Chairman: Denis Jongman Evolution of quarry exploitation plan as a suitable countermeasure against rock instability phenomena - Federico Vagnon, Università di Torino (Italy) A new method of dating rockfalls in the Mont Blanc massif using reflectance spectroscopy - Xavi Gallach, Laboratoire EDYTEM (France) Applications of 3D laser scan data for slope characterization and stability analysis - Thomas Richard, INERIS (France) Rock fall analysis of instable wedges potentially impacting a concrete dam - Aïssa Mellal, Stucky Ltd (Swiss) Quantitative assessment of rockfall impact frequency - Didier Hantz, Univ. Grenoble Alpes (France) Session 5B - Protective structure design n 4 (Room B - Ground Floor) / Chairman: Marie-Aurélie Chanut Rockfall Attenuators: a design approach - Hélène Hofmann, Geobrugg AG (Swiss) Failure mechanisms within unreinforced concrete wall under rockfall impact loading - Marion Bost, Ifsttar (France) Extended experimental analysis of friction energy dissipating device aging - Ignacio Olmedo, NGE (France) Bioengineering in rockfall mitigation: innovative high energy barriers anchored on trees - Nicolas Villard, NGE (France) On the interest of reduced models for the design of soft rockfall barriers - Cyril Douthe, Ifsttar (France) 03:30pm Technical Session (1 st Floor) Technical Exhibition Poster session End of the day Guided tour of Chambéry (Meeting point: in front of Le Manège ) End of the guided tour (in front of Le Manège ) Symposium banquet (1 st Floor) 11:00pm End of the Symposium banquet

6 Thursday 15 November :00am 10:00am 10:20am 10:00am 10:20am 10:40pm Keynote The RN1 in Reunion Island: Rock Hazard Management: circulation management, protections works and new route - Pierre Azémard - Cerema - France (Auditorium - Ground Floor) / Chairman: Jean-Louis Durville Session 6A - Risk analysis n 2 (Auditorium - Ground Floor) / Chairman: Florence Belut The use of data from a scenario of emergency for a regional rockfall hazard analysis - Roberto Sarro, Geological Survey of Spain (Spain) Effect of rockfall fragmentation on exposure and subsequent risk analysis - Gerard Matas, Universitat Politècnica de Catalunya (Spain) Run-out of rockfall: towards objective assistance in determining the angles of the energy line method - Bastien Colas, BRGM (France) Session 6B - Case study n 1 (Room B - Ground Floor) / Chairman: David Bertrand Rock reinforcement monitoring using passive seismics: a first case study - Pierre Bottelin, ADRGT (France) Thermal condit-ions of an unstable permafrost-affected rock ridge below a refuge: the Cosmiques case (Mont Blanc massif) - Pierre-Alain Duvillard, IMSRN (France) Protection against the rockfall hazards in the area of the former quarry Carriere de Michelau, Luxembourg - Christian Spang, Dr. Spang GmbH (Germany) 11:20am 11:40am 12:00am 11:20am 11:40am 12:00am 12:20pm Session 7A - In-situ instrumentation and survey n 2 (Auditorium - Ground Floor) / Chairman: Grégoire Guillet Erosion of the right lateral moraine of the Mer de Glace (France) surveyed by airborne and terrestrial LiDAR - Johan Berthet, Univ. Grenoble Alpes (France) Automatic monitoring of landslide displacements using total station - Romain Le Roux-Mallouf, Géolithe (France) Robust sub-mm displacement measurements with interferometric radar technology applied to early warning systems - Lorenz Meier, Geopraevent AG (Swiss) Scale effect on roughness estimation by non-contact survey - Anna Maria Ferrero, Politecnico Torino (Italy) Session 7B - Case study n 2 (Room B - Ground Floor) / Chairman: Muriel Gasc The 2016 rock falls sequence at Mont Granier (Chartreuse massif, France) characterized by seismology and photogrammetry - David Amitrano, Univ. Grenoble Alpes (France) Surface motion detection at the Chambon landslide with terrestrial optical imaging - Mathilde Desrues, Institut de Physique du Globe de Strasbourg (France) Falling of C40 rock in Livet Gavet - Jerry Magnin, IMSRN (France) Some lessons learned from Degotalls rock wall in the Montserrat Massif - Marc Janeras, Institut Cartogràfic i Geològic de Catalunya (Spain) Lunch (1st Floor) 02:00pm Technical visits (Meeting point: in front of Le Manège ) End of Technical visits (in front of Le Manège ) End of the Symposium

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8 List of participants