Final Program

LANDSLIDES -
Causes, Impacts and Countermeasures

17 - 21 June 2001
Davos Congress Center/Hotel Cresta Sun Davos, Switzerland

Conference Chairs
Prof. H.H. Einstein
MIT, Cambridge, MA, USA
Prof. E. Krauter
Geo-International, Mainz, Germany

Conference Co-Chairs
Prof. H. Klapperich
TU BA Freiberg, Germany
Dr. R. Pöttler
ILF Consulting Engineers, Innsbruck, Austria

Secretary
M. Kühne
Deutsche Montan Technologie GmbH, Essen, Germany

United Engineering Foundation, Inc.
Three Park Avenue, 27th Floor
New York, NY 10016-5902
T: 1-212-591-7836 - F: 1-212-591-7441
engfnd@aol.com -- www.engfnd.org

Co-Sponsors
IAEG
(International Association for Engineering Geology)
DGGT
(Deutsche Gesellschaft für Geotechnik)
ÖGG
(Österreichische Gesellachaft für Geomechanik - Austrian Society for Geomechanics)
SGBF
(Schweizer Gesellschaft für Boden-und Felsmechanik - (Swiss Society for Soil and Rock Mechanics)
ASCE Geo-Institute
(American Society of Civil Engineers)

Conference Sponsors
Deutsche Montan Technologie (DMT)
Germany
Fatzer AG, Geobrugg Protection Systems
Switzerland
ILF Consulting Engineers ZT GmbH
Austria

Exhibitors
DIBIT Messtechnik GmbH
Austria
Ischebeck Titan Baugeräte Friedr. Ischebeck GmbH
Germany
Krismer Handels G.m.b.H.
Austria
Naue Fasertechnik GmbH & Co. KG
Germany
Solexperts AG
Switzerland

Organizing Committee
Dr. Claudio Palmero do Amaral (Brazil)
Dr. Walter J. Ammann (Switzerland)
Prof. P. Antoine (France)
Prof. Tarcisio B. Celestino (Brazil)
Prof. Herbert Einstein (USA)
Barbara Hickernell (USA)
Prof. Eduardo Kausel (USA)
Prof. Herbert Klapperich (Germany)
Prof. Eduard Krauter (Germany)
Manfred Kühne (Germany)
Rosa Landinez (USA)
Prof. E. Kuzmin (Russia)
Dr. Suzanne Lacasse (Norway)
Prof. Serge Leroueil (Canada)
Dr. Matthias Lobin (Germany)
Dr. Charles Ng (Hong Kong)
Dr. Pui-loi Richard Pang (Hong Kong)
Dr.-Ing. Paulo Paoliani (Italy)
Prof. Luciano Picarelli (Italy)
Dr. Rudolf Pöttler (Austria)
Dr. John R. Read (Australia)
Prof. Conrad Schindler (Switzerland)
Prof. H.F. Schweiger (Austria)
Prof. Nicholas Sitar (USA)
Jonny Sjöberg (Sweden)
Dr. Walter Steiner (Switzerland)
Dr. Nandor Tamaskovics (Germany)
Prof. Michel van Sint Jan (Chile)
Prof. E.A. Vargas (Brazil)
Prof. Wang Si Jing (P.R. China)

SUNDAY, JUNE 17, 2001

Upon arrival Cresta Sun Hotel for hotel assignment

17:00 - 19:00 Registration (Congress Center - House B)

18:30 - 20:00 Welcome Reception (Congress Center - House B)
Vernissage: Artwork by Mary-Lou (Foyer - B3)

20:15 - 21:30 Dinner (Cresta Sun Hotel)

21:30 - 22:30 Social Hour (Cresta Sun Hotel)

MONDAY, JUNE 18, 2001

7:00 - 8:30 Breakfast (at individual hotel)

8:30 - 8:45 Welcome (Congress Center, Pischa/Parsenn)
H. Einstein
C. Schindler
B. Hickernell

8:45 SESSION I: GEOLOGY
Chairs: C. Schindler and E. Krauter

8:45 - 9:15 Keynote Lecture
Landslides in the Western Swiss Alps - Causes, Triggers and Dynamic Aspects from Former to Present Times
Florence Dapples, Daniel Oswald, Institute of Geology and Paleontology, University of Fribourg, Switzerland
Hugo Raetzo, Federal Office for Water and Geology (FOWG), Natural Hazards Department, Switzerland

9:15 - 10:00 Oral Presentations Session I, Part 1

Hydromechanical Factors Controlling the Creeping Campo Vallemaggia Landslide
Luca Bonzanigo, Geological Consultant, Bellinzona, Switzerland
Erik Eberhardt and Simon Loew, Engineering Geology, ETH Zurich, Switzerland

Active Rockslides in Switzerland - Understanding Mechanisms and Processes
Erik Eberhardt, Heike Willenberg and Simon Loew, Engineering Geology, ETH Zurich, Switzerland
Hansruedi Maurer, Applied and Environmental Geophysics, ETH Zurich, Switzerland

A Multi-Disciplinary Approach for the Risk Evaluation of Landslides - A Case Study of Dakar Coast, Senegal
Mamadou Fall, Freiberg University of Mining and Technology, Germany
Rafig Azzam, Geotechnical Institute, Freiberg University of Mining and Technology, Germany

10:00 - 10:30 Discussion

10:30 - 11:00 Coffee Break (Foyer B2)

11:00 - 12:00 Oral Presentations Session I, Part 2

Mountainslope Movement at Wahleach and Checkerboard Creek, B.C. Canada
Dennis P. Moore, Bruce D. Ripley and Tom Stewart, B.C. Hydro, Civil Engineering, Burnaby B.C., Canada

Susceptibility of Loose Pyroclastic Soils to Static Liquefaction - Some Preliminary Data
Lucio Olivares and Luciano Picarelli, Dipartimento di Ingegneria Civile, Seconda Università di Napoli, Aversa, Italy

Landslide Failure Mechanisms in Pierre Shale, South Dakota ,USA
Vernon R. Schaefer, Civil & Environmental Engineering Department, South Dakota State University, Brookings, SD, USA
Robert A. Lohnes, Department of Civil & Construction Engineering, Iowa State University, Ames, IA, USA

Rock Slope Failure Along Interstate 40, Western North Carolina, USA
Terry R. West, Kyu H. Cho, Earth & Atmospheric Sciences Department, Purdue University, West Lafayette, IN, USA
Hyuck J. Park, Civil Engineering Department, Korea Institute of Construction Technology, Korea

12:00 - 12:30 Discussion

12:30 - 14:00 Lunch (Cresta Sun Hotel)

14:00 SESSION II: CLIMATE
Chairs: E.A. Vargas and Ch. Ng

14:00 - 14:30 Keynote Lecture
Influence of Climate Change on Large Landslides: Assessment of Long-Term Movements and Trends
Christophe Bonnard, Soil Mechanics Laboratory of the Swiss Federal Institute of Technology of Lausanne (LMS-EPFL) Lausanne, Switzerland
Francis Noverraz, Karakas & Français Geotechnical Engineers Ltd, Lausanne, Switzerland

14:30 - 16:00 Oral Presentations Session II

Landslides in Rio de Janeiro: Anthropogenic and Weather Effects
Claudio Amaral, GEO-RIO, PUC-RIO, UERJ, Rio de Janeiro, Brazil
José Araruna Jr., Eurípedes Vargas Jr., PUC-Rio, Rio de Janeiro, Brazil

Theoretical Estimates of the Relationships between Rainfall and the Occurrence of Landslides
Tarcísio B. Celestino, Luis Edmundo Prado de Campos, University of Sao Paolo & Themag Engenharia Ltd. Brazil, Sao Paolo, Brazil

The Analysis of the 1999 Landslides in Switzerland
Oliver Lateltin, Federal Office for Water and Geology, Biel, Switzerland
Daniel Bollinger, Kellerhals & Haefeli AG, Bern, Switzerland
Christoph Hegg, Swiss Federal Institute for Forest, Snow and Landscape, Birmensdorf, Switzerland
Hans-Rudolph Kreusen, Geotest AG, Zollikofen, Switzerland

The Hydrogeological Modeling of Slopes: A Tool for Movement Forecasting
Aurèle Parriaux, Pierre Tullen, Laurent Tacher and Pascal Turberg, Laboratory of Geology, Federal Institute of Technology Lausanne, Switzerland

Recent Landscape Evolution in the Upper Part of Valtellina (Italian Alps) and the Characterization of Geological and Hydrogeological Hazard
Paolo Perini, Luca Ferreli, Enrico Maria Guarneri, Anne Hormes, William Rovinelli , ANPA, Roma, Italy
Alessandro Maria Michetti, Dipartimento di Scienze Chimiche Fisiche Matematiche, Università dell'Insubria, Como, Italy

Artificially induced Rainfall Instabilities on Moraine Slopes
Sarah Springman and Philipp Teysseire, Swiss Federal Institute of Technology, ETH Hönggerberg, Zurich, Switzerland

16:00 - 17:00 Discussion

17:00 - 19:30 Poster Session (Jakobshorn Room)

17:00 - 17:30 Afternoon Coffee served

20:15 - 21:30 Dinner (Cresta Sun Hotel)

21:30 - 22:30 Social Hour (Cresta Sun Hotel)

TUESDAY, JUNE 19, 2001

7:00 - 8:30 Breakfast (at individual hotel)

8:30 SESSION III: Dynamics and Monitoring
Chairs: N. Sitar and H.F. Schweiger

8:30 - 9:00 Keynote Lecture
Characteristics of Seismically Induced Landslides in Recent Earthquakes
Nicholas Sitar and Bijan Khazai, Department of Civil and Environmental Engineering, University of California, Berkeley, CA, USA

9:00 - 10:00 Oral Presentations Session III, Part 1

Investigation of Landslide Areas with Radio-Magnetotelluric Geophysics - The Case of Triesenberg (Liechtenstein)
Riccardo Bernasconi, Sargans, Switzerland
Pascal Turberg, Pierre Tullen and Auréle Parriaux, Swiss Federal Institute of Technology, Ecublens, Lausanne, Switzerland
Imre Müller, Center for Hydrogeology, University of Neuchâtel, Switzerland

Time Domain Reflectometry for Landslide Surveillance
Charles H. Dowding
Department of Civil Engineering, Northwestern University, Evanston, IL, USA

GPS-Based Online Control and Alarm System (GOCA) - A Geodetic Contribution for Hazard Prevention
Reiner Jäger and Simone Kälber, Fachhochschule Karlsruhe - University of Applied Sciences, Department of Surveying and Geomatics, Karlsruhe, Germany

Landslide Evaluation in an Urban Setting
Michael F. Majchrzak, Kleinfelder, Pleasanton, CA, USA

10:00 - 10:30 Discussion

10:30 - 11:00 Coffee Break

11:00 - 12:00 Oral Presentations Session III, Part 2

Monitoring Landslides with Natural Electromagnetic Pulse Radiation
Hennes Obermeyer, Ceres GmbH, Staffort, Germany
Manuel Lauterbach, geo-international, Mainz, Germany
Edmund Krauter, Forschungsstelle für Rutschungen e.V. an der Johannes Gutenberg-Universität Mainz, Mainz, Germany

Evaluation of Dynamic Shear Characteristics in Landslides
K. Sassa, G. H. Wang, H. Fukuoka, D. Vankov and Y. Okada, Disaster Prevention Research Institute, Kyoto University, Kyoto, Japan

On The Chiufengershan Landslide Triggered by the Chi-Chi Earthquake in Taiwan
Keh-Jian Shou, Miau-Bin Su and Cheng-Fung Wang, Department of Civil Engineering, National Chung-Hsing University, Taichung, Taiwan

Earthquake-Induced Landslide Hazards Analysis and Mitigation in the New Millennium
M. Zoghi and L. Sullivan, Department of Civil & Environmental Engineering, The University of Dayton, Ohio, USA

12:00 - 12:30 Discussion

12:30 - 14:00 Lunch (Cresta Sun Hotel)

14:00 - 16:30 SESSION IV: Mining and Anthropogenic Effects
Chairs: W.J. Ammann and H. Klapperich

14:00 - 14:30 Keynote Lecture
Landslides and Mining: Collect - Calculate - Compare - Concept at the Eiblschrofen Rockfall
Rudolf Pöttler, ILF Consulting Engineers, Innsbruck, Austria

14:30 - 16:00 Oral Presentations Session IV

Interaction Between Landslides and Dams: The Case History of Pian Palù
Angelica Catalano, Vincenzo Chieppa and Claudia Russo, Italian National Dam Authority, Roma, Italy
Maurizio Cavalli and Paolo Chemello, ENEL Production Unit, Trento, Italy

Landclearing and Landslides along Tributaries of the Peace River, Western Alberta, Canada
D.M. Cruden, Department of Civil and Environmental Engineering, University of Alberta, Edmonton, Canada
B.G.N. Miller, Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, Canada

Research Data and Field Performance for a New Style Geogrid
Georg Heerten and Ernst Reuter, Naue Fasertechnik GmbH & Co. KG, Lübbecke, Germany

Probabilistic Evaluation of the Stability of a Bridge Foundation on a Rock Cliff
Walter Steiner, B+S Ingenieur AG, Bern, Switzerland
Mark S. Diederichs, Department of Geological Sciences and Geological Engineering, Queens University, Kingston, Ontario, Canada
Peter K. Kaiser, MIRARCO, Laurentian University, Sudbury, Ontario, Canada

Prediction, Prevention and Protection Against the Risk Related to Granular Flows: Explosions for Ground Improvement
Nándor Tamáskovics and Herbert Klapperich, Freiberg University of Mining and Technology, Freiberg, Germany

Securing of Dump Slopes Endangered by Liquefaction in the Lusatian Lignite Mining Region in Germany
Alfred Vogt, Soil-mechanical Department, Lausitzer und Mitteldeutsche Bergbau-Verwaltungsgesellschaft, Berlin, Germany
Ulrich Warmbold, Soil-mechanical Department, Lausitzer Braunkohle AG, Senftenberg, Germany

16:00 - 17:00 Discussion

17:00 - 19:30 Excursion #1: Avalanche Institute Davos
(Walk starts at 17:00 at the Congress Center)

20:15 - 21:30 Dinner (Cresta Sun Hotel)

21:30 - 22:30 Social Hour (Cresta Sun Hotel)

WEDNESDAY, JUNE 20, 2001

7:00 - 8:30 Breakfast (at individual hotel)

8:30 SESSION V: Risk Analysis and Countermeasures
Chairs: S. Lacasse and W. Steiner

8:30 - 9:00 Keynote Lecture
Risk Assessment and Uncertainties
Herbert H. Einstein and Karim S. Karam, Department of Civil and Environmental Engineering, Massachusetts Institute of Technology, Cambridge, MA, USA

9:00 - 10:00 Oral Presentations Session V, Part 1

Landslide Hazard along the Viaduct of Beckenried (Switzerland)
Daniel Bollinger, Schneider, Kellerhals + Haefeli AG, Geologen Stans, Switzerland
Josef Eberli, Canton Nidwalden: Department of Road Construction and Flood Management Breitenhaus, Stans, Switzerland

Treatment of the Uncertainty in a Three-Dimensional Numerical Simulation Model for Rock Falls
Jean-Paul Dudt and Barbara Heidenreich, LMR-ISRF-EPFL, Lausanne, Switzerland

Flexible Rockfall Barriers - Development, Standardisation and Type-Testing in Switzerland
Werner Gerber, Hans Grassl, Albert Böll and Walter Ammann, Swiss Federal Research Institute WSL
Natural Hazards Department, Birmensdorf , Switzerland

Rockfall Chapf (Switzerland)
Ueli Gruner, Kellerhals & Haefeli AG, Bern, Switzerland

10:00 - 10:30 Discussion

10:30 - 11:00 Coffee Break

11:00 - 12:00 Oral Presentations Session V, Part 2

Reinforcing Method of Rock Slope Using FRP Pipe
Sung-Hwan Kim, Young-Chel Hwang, Nag-Young Kim, Highway Research Center, Korea Highway Corporation, Korea
Yong-Ki Choi, Dae Won Soil Co., Ltd., Seoul, Korea

Risk Assessment of Slope Stability
Susanne Lacasse, Farrokh Nadim, Odd Gregersen, Norwegian Geotechnical Institute, Oslo, Norway

Quantitative Landslide Risk Assessment and Management
William J. Roberds, Golder Associates, Inc., Redmond, WA, USA

Slope Stabilization with High-Performance Steel Wire Meshes in Combination with Nails and Anchors
R. Rüegger, D. Flum, Rüegger Systems Ltd, Solutions in Geotechnical Engineering, St. Gallen, Switzerland
B. Haller, Fatzer AG, GEOBRUGG Protective Systems, Romanshorn, Switzerland

12:00 - 12:30 Discussion

12:30 - 13:30 Lunch

13:30 - 18:30 Excursion #2: Rockfall Test Demonstration in Walenstadt
(bus tour starts at 13:30 at Cresta Sun Hotel)
Tour organised and sponsored by Fatzer AG, Geobrugg Protection Systems

20:00 - 21:30 Gala Dinner (Swiss Buffet) (Cresta Sun Hotel)

21:30 - 22:30 Social Hour (Cresta Sun Hotel)

THURSDAY, JUNE 21, 2001

7:00 - 8:30 Breakfast (at individual hotel)

8:30 - 12:00 Excursion #3: Geological Excursion to the Weissfluhgipfel (2.900 m a.s.l.)
(walking tour starts at 8:30 at the Cresta Sun Hotel)

12:30 Pick up boxed lunches
Check out of hotel, leave luggage unless staying on at own expense Depart for train station

13:12 Excursion #4: Railway Excursion
"Alpine Classic Pullman Express" with stops at interesting geology spots
(Train leaves at 13:12 (sharp) from Davos Dorf Railway Station)
Tour organised and sponsored by Fatzer AG, Geobrugg Protection Systems

17:00 (ca.) Return to Davos

End of Conference

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