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- Title: A New Crack Propagation Criterion for Skier-Triggered Snow Slab Avalanches
- Date: 2016-10-02
- Authors: Johan Gaume, Benjamin Reuter, Alec van Herwijnen, Jürg Schweizer
- Description: Dry-snow slab avalanches begin with a local failure in a weak snowpack layer buried below cohesive slab layers. If the size of the failed zone exceeds...
- Object ID: ISSW16_P1.01.pdf
- Keywords: snow avalanche, skier-triggering, failure initiation, crack propagation, pst, slab, weak layer
- View additional details about A New Crack Propagation Criterion for Skier-Triggered Snow Slab Avalanches
- Title: Assessing Weak Layer Failure and Changes in Snowpack Properties Due to Avalanche Control By Explosives
- Date: 2013-10-07
- Authors: Stephan Simioni, Jurg Schweizer
- Description: Avalanche control by explosives is among the key temporary preventive measures and today fixed avalanche control installations are widely used. Hither...
- Object ID: ISSW13_paper_O1-13.pdf
- Keywords: snow properties, avalanche control, explosives, weak layer failure
- View additional details about Assessing Weak Layer Failure and Changes in Snowpack Properties Due to Avalanche Control By Explosives
- Title: Weak-Layer Spatial Variability as a Possible Trigger of Slab Tensile Failure
- Date: 2013-10-07
- Authors: Johan Gaume, Guillaume Chambon, Nicolas Eckert, Mohamed Naaim
- Description: The evaluation of the location of slab tensile failure represents an important concern for the evaluation of the extent of avalanche release zones and...
- Object ID: ISSW13_paper_O2-03.pdf
- Keywords: snow avalanche, avalanche release, slab, weak layer, spatial variability, tensile failure
- View additional details about Weak-Layer Spatial Variability as a Possible Trigger of Slab Tensile Failure
- Title: The Systematic Snow Cover Diagnosis: A Process-Based Approach for Avalanche Danger Assessment
- Date: 2013-10-07
- Authors: Georg Kronthaler, Christoph Mitterer, Bernd Zenke, Michael Lehning
- Description: Recreationists and local avalanche warning services face often the problem of assessing the avalanche danger for a single slope or avalanche path. How...
- Object ID: ISSW13_paper_O4-11.pdf
- Keywords: slope stability, snow cover test, weak layer
- View additional details about The Systematic Snow Cover Diagnosis: A Process-Based Approach for Avalanche Danger Assessment
- Title: Comparison of Structural Instability Indices (Lemons), ECT and RB Results
- Date: 2013-10-07
- Authors: Chiambretti Igor, Fabiano Monti, Mauro Valt
- Description: Almost all avalanche forecasting services have a network of traditional stations where an array of daily or weekly snowpack measurement or observation...
- Object ID: ISSW13_paper_O5-03.pdf
- Keywords: rb, ect, structural instability indices
- View additional details about Comparison of Structural Instability Indices (Lemons), ECT and RB Results
- Title: Weather Preceding Persistent Deep Slab Avalanches
- Date: 2013-10-07
- Authors: Michael Conlan, Bruce Jamieson
- Description: Deep slab avalanches release on persistent weak layers of facets, surface hoar, depth hoar, or poorly bonded crusts and are generally hard to forecast...
- Object ID: ISSW13_paper_P1-01.pdf
- Keywords: deep slab avalanche, persistent weak layer, weather, natural, localized dynamic load
- View additional details about Weather Preceding Persistent Deep Slab Avalanches
- Title: Modeling a Fluid/Solid Transition in Snow Weak Layers Application to Snow Avalanche Release
- Date: 2013-10-07
- Authors: François Louchet, Alain Duclos, Stephane Caffo
- Description: A transition between solid and a fluid-like phases was evidenced and studied in the
material made of loose ice crystals involved in snow avalanche re...
- Object ID: ISSW13_paper_P1-11.pdf
- Keywords: slab, triggering, weak layer, collapse, shear, whumpf
- View additional details about Modeling a Fluid/Solid Transition in Snow Weak Layers Application to Snow Avalanche Release
- Title: A Relative Difference Approach to Detect Potential Weak Layers Within a Snow Profile
- Date: 2013-10-07
- Authors: Fabiano Monti, Jürg Schweizer
- Description: Reducing the subjectivity of stability evaluation derived from snow profiles and increasing the spatial and temporal resolution of snow stratigraphy i...
- Object ID: ISSW13_paper_P1-30.pdf
- Keywords: snow stratigraphy, snow profile, snow stability evaluation
- View additional details about A Relative Difference Approach to Detect Potential Weak Layers Within a Snow Profile
- Title: Experiences from a Heavy Avalanche Season 2013, Caused by a Weak Snow Layer, and Leading to Several Road Closures in Northern Norway
- Date: 2013-10-07
- Authors: Silje S. Haaland, Jeanette Kvalvaagnes, Ole-André Helgaas
- Description: During the last week of March and first days of April 2013 a significant large number of avalanches hit roads and cut off all infrastructures to sever...
- Object ID: ISSW13_paper_P1-58.pdf
- Keywords: snowpack, avalanche, weak layers, norway
- View additional details about Experiences from a Heavy Avalanche Season 2013, Caused by a Weak Snow Layer, and Leading to Several Road Closures in Northern Norway
- Title: Testing a New Shear Loading Apparatus for In-Situ Studies of Weak Snow Layers
- Date: 2013-10-07
- Authors: Evgeny A. Podolskiy, Monica Barbero, Fabrizio Barpi, Mauro Borri-Brunetto, Oronzo Pallara, Barbara Frigo, Bernardino Chiaia, Guillaume Chambon, Mohamed Naaim
- Description: Here we show preliminary results of shear tests carried out with a new shear test apparatus designed and constructed by Politecnico di Torino, DISEG (...
- Object ID: ISSW13_paper_P2-27.pdf
- Keywords: snow, mechanics, instrument, weak layer, avalanche
- View additional details about Testing a New Shear Loading Apparatus for In-Situ Studies of Weak Snow Layers
- Title: Measurements of ECT Scores and Crack-Face Friction in Non-Persistent Weak Layers: What are the Implications for Practitioners?
- Date: 2012
- Authors: Ron Simenhois, Karl W. Birkeland, Alec van Herwijnen
- Description: Field observations suggest that avalanches releasing on non-persistent weak layers tend to slide on steeper slopes than other dry slab avalanches. Rec...
- Object ID: issw-2012-104-110.pdf
- Keywords: weak snowpack layers, extended column test, slopes, dry slab avalanche,
- View additional details about Measurements of ECT Scores and Crack-Face Friction in Non-Persistent Weak Layers: What are the Implications for Practitioners?
- Title: Storm Snow Avalanches: Characteristics and Forecasting
- Date: 2012
- Authors: Edward H. Bair, Ron Simenhois, Alec van Herwijnen, Karl Birkeland, Jeff Dozier
- Description: At ski areas, a majority of avalanches fail in storm snow. We investigate these avalanches using stability tests and avalanche observations from Calif...
- Object ID: issw-2012-111-114.pdf
- Keywords: storm snow, ski area, extended column test
- View additional details about Storm Snow Avalanches: Characteristics and Forecasting
- Title: A Mechanism for Cooling-Related Slab Avalanche Release
- Date: 2012
- Authors: James A. Floye
- Description: Strong anecdotal evidence exists suggesting cooling is an important factor for slab
avalanche release. Despite this, a viable mechanism for it has no...
- Object ID: issw-2012-252-255.pdf
- Keywords: slab release, strain rate, weak layer, near-surface temperature change
- View additional details about A Mechanism for Cooling-Related Slab Avalanche Release
- Title: Properties of Weak Layers Composed of Precipitation Particles In and Near Avalanche Starting Zones in Japan
- Date: 2012
- Authors: Shinji Ikeda, Tomoyuki Noro
- Description: To gain further insight into the properties of weak layers composed of precipitation
particles(PP weak layer), we analyzed 18 measurement datasets. A...
- Object ID: issw-2012-586-590.pdf
- Keywords: weak layer, fracture lines, snow crystals, avalanche forecast
- View additional details about Properties of Weak Layers Composed of Precipitation Particles In and Near Avalanche Starting Zones in Japan
- Title: Mechanics of Weak Layer Snow Under Cyclic Loading Studied By FEM
- Date: 2012
- Authors: Evgeny A. Podolskiy, Guillaume Chambon
- Description: The mechanical behavior of snow weak layers is a crucial element in dry snow slab
avalanche forecasting. Here, we use Finite Element Method (FEM) mod...
- Object ID: issw-2012-617-621.pdf
- Keywords: dry slab avalanche, elasticity, weak layer
- View additional details about Mechanics of Weak Layer Snow Under Cyclic Loading Studied By FEM
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