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- Title: Shear Strength of Natural and Artificial Depth Hoar Layers
- Date: 2006
- Authors: Osamu Abe, Junrong Xu, Jian Liu, Hiroyuki Hirashima, Shigeto Mochizuki, Satoru Yamaguchi, Takeshi Sato, Atsushi Sato
- Description: Many data on shear strength and density of natural depth hoar layers were collected from Japan, west China and Alaska. Snow metamorphism experiments u...
- Object ID: issw-2006-007-014.pdf
- Keywords: shear strength, depth hoar, avalanche occurrence
- View additional details about Shear Strength of Natural and Artificial Depth Hoar Layers
- Title: Uncertainties in Assessing the Stability of Fractured Slopes
- Date: 2006
- Authors: Karl W. Birkeland, Scott Savage, Simon Trautman, Kalle Kronholm, Spencer Logan, Jürg Schweizer
- Description: While doing avalanche mitigation work or traveling in the backcountry, occasionally a
sizable part of a slope fractures without triggering an avalanc...
- Object ID: issw-2006-029-037.pdf
- Keywords: snow stability, fracture, whumpf, avalanche release, avalanche forecasting
- View additional details about Uncertainties in Assessing the Stability of Fractured Slopes
- Title: Predicting Snow Cover Stability with the Snow Cover Model Snowpack
- Date: 2006
- Authors: Sascha Bellaire, Jürg Schweizer, Charles Fierz, Michael Lehning, Christine Pielmeier
- Description: The snow cover model SNOWPACK simulates snow stratigraphy for the locations of
automatic snow and weather stations. Based on the stratigraphy, snow s...
- Object ID: issw-2006-038-043.pdf
- Keywords: avalanche forecasting, snow cover modelling, snow stability evaluation, numerical simulation
- View additional details about Predicting Snow Cover Stability with the Snow Cover Model Snowpack
- Title: Spatial Clusters of Slab Stability and Snowpack Properties Within Avalanche Start Zones
- Date: 2006
- Authors: Cam Campbell, Bruce Jamieson
- Description: During the winters of 2000-01 and 2001-02, 36 spatial arrays of closely spaced smallcolumn-type stability tests were performed, each in a day. Each ar...
- Object ID: issw-2006-044-053.pdf
- Keywords: spatial variability, snow stability, avalanche start zones, clustering, snowpack stratigraphy, avalanche forecasting
- View additional details about Spatial Clusters of Slab Stability and Snowpack Properties Within Avalanche Start Zones
- Title: Measurements and Analysis of Full-Scale Avalanche Impact Pressure at the Vallee De La Sionne Test Site
- Date: 2006
- Authors: Betty Sovilla, Mark Schaer, Lambert Rammer
- Description: Impact pressures of eight snow avalanches measured at the Swiss avalanche test site Vallée de la Sionne are reported. Avalanche typologies varied b...
- Object ID: issw-2006-063-070.pdf
- Keywords: avalanche impact pressure, load distribution, velocity, avalanche structure
- View additional details about Measurements and Analysis of Full-Scale Avalanche Impact Pressure at the Vallee De La Sionne Test Site
- Title: Relating Wet Loose Snow Avalanching to Surficial Shear Strength
- Date: 2006
- Authors: Simon Trautman, Eric Lutz, Karl W. Birkeland, Stephan G. Custer
- Description: Wet loose snow avalanches are a significant hazard within many ski areas. Wet
snow stability changes dramatically over short time periods which typic...
- Object ID: issw-2006-071-078.pdf
- Keywords: wet snow, shear strength, wet avalanche
- View additional details about Relating Wet Loose Snow Avalanching to Surficial Shear Strength
- Title: The Extended Column Test: A Field Test for Fracture Initiation and Propagation
- Date: 2006
- Authors: Ron Simenhois, Karl Birkeland
- Description: For dry slab avalanches, fractures initiate and propagate in a weak layer or along an
interface. Current field tests like compression or stuffblock t...
- Object ID: issw-2006-079-085.pdf
- Keywords: stability test, avalanche forecasting, stability assessment, fracture propagation
- View additional details about The Extended Column Test: A Field Test for Fracture Initiation and Propagation
- Title: On Avalanche Measurements at the Norwegian Full-Scale Test-Site Ryggfonn
- Date: 2006
- Authors: Peter Gauer, Karstein Lied, Krister Kristensen
- Description: Avalanche measurements and observations that were carried out at the Ryggfonn test site, Norway, on 16 April 2005 are analyzed. The data include pulse...
- Object ID: issw-2006-086-091.pdf
- Keywords: avalanche, full-scale measurements, velocity, acceleration, impact pressure, shear stress
- View additional details about On Avalanche Measurements at the Norwegian Full-Scale Test-Site Ryggfonn
- Title: Slab Avalanche Triggering: A Combination of Four Basic Phenomena in Series
- Date: 2006
- Authors: Alain Duclos, François Louchet
- Description: There is still a significant gap between models describing slab avalanche
triggering mechanisms and practical field applications in terms of risk pre...
- Object ID: issw-2006-101-106.pdf
- Keywords: avalanche triggering, crack propagation, avalanche program
- View additional details about Slab Avalanche Triggering: A Combination of Four Basic Phenomena in Series
- Title: Evaluating a Prototype Field Test for Weak Layer Fracture and Failure Propagation
- Date: 2006
- Authors: Dave Gauthier, Bruce Jamieson
- Description: Researchers and practitioners currently lack a quantitative field test that indicates the propensity of a given slab and weak layer combination to pro...
- Object ID: issw-2006-107-116.pdf
- Keywords: fracture propagation, field test, extended column, snowpack stability, avalanche forecasting
- View additional details about Evaluating a Prototype Field Test for Weak Layer Fracture and Failure Propagation
- Title: Dissipation and Most Probable Flow States: The Role of Mechanical Work and Granular Fluctuations in Snow Avalanches
- Date: 2006
- Authors: Perry Bartelt, Martin Kern, Othmar Buser
- Description: There are many simple questions in snow avalanche dynamics that remain unanswered: why do snow avalanches travel so far and appear to have so little f...
- Object ID: issw-2006-127.pdf
- Keywords: avalanche dynamics
- View additional details about Dissipation and Most Probable Flow States: The Role of Mechanical Work and Granular Fluctuations in Snow Avalanches
- Title: Fuzzy Modeling of the Snowpack Evolution
- Date: 2006
- Authors: P. Carrara, M. Freppaz, M. Maggioni, P. Piccini, E. Zanini
- Description: The assessment of snow conditions and transformations is an important task; it is
included in the more general field of environmental monitoring in m...
- Object ID: issw-2006-130.pdf
- Keywords: snow metamorphism, fuzzy sets, temperature environment, soft thresholds
- View additional details about Fuzzy Modeling of the Snowpack Evolution
- Title: Integrated Database for Rapid Mass Movements in Norway
- Date: 2006
- Authors: Christian Jaedicke, Karstein Lied, Halvor Juvet, Kalle Kronholm
- Description: Rapid mass movements include all kinds of slides in geological material, snow or
ice. Traditionally, information about such events is collected separ...
- Object ID: issw-2006-148-156.pdf
- Keywords: database, avalanche, mass movements, slide
- View additional details about Integrated Database for Rapid Mass Movements in Norway
- Title: Cellular Automaton Modelling of Slab Avalanche Triggering Mechanisms: From the Universal Statistical Behaviour to Particular Cases
- Date: 2006
- Authors: J. Faillettaz, F. Louchet, J-R. Grasso
- Description: Modelling avalanche release is a long lasting challenge. Despite a general agreement on the basic mechanisms responsible for avalanche release, determ...
- Object ID: issw-2006-174-180.pdf
- Keywords: snow, avalanches, cellular automata, statistical physics, variability, criticality
- View additional details about Cellular Automaton Modelling of Slab Avalanche Triggering Mechanisms: From the Universal Statistical Behaviour to Particular Cases
- Title: Waiting Time Between Avalanches
- Date: 2006
- Authors: D.M. McClung
- Description: One of the requirements for a self-organized critical system is scale invariance in
the time or frequency domain. Sandpile avalanches and other types...
- Object ID: issw-2006-181.pdf
- Keywords: snow avalanches, waiting time, critical system, self-organized criticality
- View additional details about Waiting Time Between Avalanches
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