International Snow Science Workshop Proceedings - Montana State University Library

skip navigation

Digital Collections Home

Your search for Keyword "dry-snow slab"resulted in 12 records.

Title: A REVIEW OF AVALANCHE RELEASE MECHANISMS: FROM ANTICRACK PROPAGATION TO SUPERSHEAR FRACTURE
Date: 2026-09-28
Authors: Johan Gaume, Alec van Herwijnen, Jürg Schweizer
Description: Dry-snow slab avalanches are responsible for most avalanche fatalities, making understanding of release mechanisms essential for forecasting and hazar...
Object ID: ISSW2026_O1.1.pdf
Keywords: dry-snow slab avalanche, avalanche release, weak layer, failure initiation, crack propagation, anticrack, supershear fracture, slab fracture.
View additional details about A REVIEW OF AVALANCHE RELEASE MECHANISMS: FROM ANTICRACK PROPAGATION TO SUPERSHEAR FRACTURE

Title: REPLICATING SLAB AVALANCHE INITIATION: A FIELD TEST FOR CONTROLLED ANTICRACK NUCLEATION
Date: 2026-09-28
Authors: Valentin Adam, Yannik Werner, Jakob Schöttner, Melin D. E. Walet, Florian Rheinschmidt, Philipp Weißgraeber, Alec van Herwijnen, Philipp L. Rosendahl
Description: Failure nucleation in slab avalanches is typically hidden beneath the snowpack, which, among other factors, makes this phenomenon so mysterious and di...
Object ID: ISSW2026_O1.2.pdf
Keywords: dry-snow slab avalanches, fracture initiation, finite fracture mechanics, release potential, stability assessment, field test
View additional details about REPLICATING SLAB AVALANCHE INITIATION: A FIELD TEST FOR CONTROLLED ANTICRACK NUCLEATION

Title: ON HOW THE TEMPORAL EVOLUTION OF SLAB AND WEAK LAYER PROPERTIES AFFECTS FAILURE INITIATION AND CRACK PROPAGATION IN DRY-SNOW SLAB AVALANCHE FORMATION
Date: 2026-09-28
Authors: Jürg Schweizer, Benjamin Reuter, Christoph Mitterer
Description: In the European Alps, the avalanche situation in winter 2025/26 was dominated by persistent weak layers. Very many dry-snow slab avalanches were trigg...
Object ID: ISSW2026_O4.6.pdf
Keywords: dry-snow slab avalanche, failure initiation, crack propagation, snow stability, weak layer, strength, toughness
View additional details about ON HOW THE TEMPORAL EVOLUTION OF SLAB AND WEAK LAYER PROPERTIES AFFECTS FAILURE INITIATION AND CRACK PROPAGATION IN DRY-SNOW SLAB AVALANCHE FORMATION

Title: A GUIDANCE FOR THE INTERPRETATION OF PROPAGATION SAW TESTS
Date: 2024-09-23
Authors: Philipp L. Rosendahl, Valentin Adam, Stephan Harvey, Bastian Bergfeld, Florian Rheinschmidt, Melin D. E. Walet, Jakob Schöttner, Alec van Herwijnen, Philipp Weißgraeber
Description: Assessing snowpack stability is crucial for determining the avalanche danger level. In this context, the propagation saw test is a valuable tool, thou...
Object ID: ISSW2024_O3.4.pdf
Keywords: dry-snow slab avalanches, fracture toughness, stability test, propagation saw test, propagation probability, real-time application
View additional details about A GUIDANCE FOR THE INTERPRETATION OF PROPAGATION SAW TESTS

Title: EXPANDING THE KNOWLEDGE OF WEAK-LAYER FRACTURE INTO CROSS-SLOPE DIRECTION
Date: 2024-09-23
Authors: Florian Rheinschmidt, Valentin Adam, Bastian Bergfeld, Melin D. E. Walet, Jakob Schöttner, Philipp Weißgraeber, Alec van Herwijnen, Philipp L. Rosendahl
Description: Fracture toughness, a critical material parameter for assessing resistance to crack growth, has been extensively studied in weak snow layers for mode ...
Object ID: ISSW2024_O3.5.pdf
Keywords: dry-snow slab avalanches, fracture toughness, cross-slope-propagation, out-of-plane loading, weak snow layers
View additional details about EXPANDING THE KNOWLEDGE OF WEAK-LAYER FRACTURE INTO CROSS-SLOPE DIRECTION

Title: ASYMMETRICAL THREE-POINT BEND TEST FOR INVESTIGATING MIXED-MODE FRACTURE TOUGHNESS IN WELL-BONDED SNOW
Date: 2024-09-23
Authors: Valentin Adam, Florian Rheinschmidt, Melin D. E. Walet, Jakob Schöttner, Dr.-Ing. Bastian Bergfeld, Prof. Dr.-Ing. Philipp Weißgraeber, Dr. Alec van Herwijnen, Dr.-Ing. Philipp L. Rosendahl
Description: Slab fracture plays a crucial role in the release of dry-snow slab avalanches, affecting the size of the release area. However, there is a lack of fr...
Object ID: ISSW2024_P3.16.pdf
Keywords: dry-snow slab avalanches, fracture toughness, mixed-mode loading, slab fracture, bending test, finite element analysis
View additional details about ASYMMETRICAL THREE-POINT BEND TEST FOR INVESTIGATING MIXED-MODE FRACTURE TOUGHNESS IN WELL-BONDED SNOW

Title: A FIELD TEST FOR THE MIXED-MODE FRACTURE TOUGHNESS OF WEAK LAYERS
Date: 2023-10-08
Authors: Valentin Adam, Bastian Bergfeld, Florian Rheinschmidt, Melin D. E. Walet, Jakob Schöttner, Philipp Weißgraeber, Alec van Herwijnen, Philipp L. Rosendahl
Description: The triggering mechanisms of dry snow slab avalanches are subjected to a mixed-mode loading scenario driven by different dynamic loading conditions an...
Object ID: ISSW2023_O16.05.pdf
Keywords: dry-snow slab avalanches, fracture toughness, anticrack propagation, mixed-mode loading, weak snow layers
View additional details about A FIELD TEST FOR THE MIXED-MODE FRACTURE TOUGHNESS OF WEAK LAYERS

Title: SUPERSHEAR CRACK PROPAGATION IN SNOW SLAB AVALANCHE RELEASE: NEW INSIGHTS FROM NUMERICAL SIMULATIONS AND FIELD MEASUREMENTS
Date: 2023-10-08
Authors: Grégoire Bobillier, Bertil Trottet, Bastian Bergfeld, Ron Simenhois, Alec van Herwijnen, Jürg Schweizer, Johan Gaume
Description: The release process of dry-snow slab avalanches begins with a localized failure within a porous, weak snow layer that lies beneath a cohesive slab. Su...
Object ID: ISSW2023_O2.01.pdf
Keywords: supershear crack propagation, numerical modeling, dry-snow slab avalanche release
View additional details about SUPERSHEAR CRACK PROPAGATION IN SNOW SLAB AVALANCHE RELEASE: NEW INSIGHTS FROM NUMERICAL SIMULATIONS AND FIELD MEASUREMENTS

Title: Modelling the propagation saw test with discrete elements
Date: 2018-10-07
Authors: Grégoire Bobillier, Johan Gaume, Alec van Herwijnen, Jürg Dual, Jürg Schweizer
Description: Dry-snow slab avalanche release is a multi-scale fracture process. It starts with the formation of a localized failure in a highly porous weak snow la...
Object ID: ISSW2018_P10.23.pdf
Keywords: dry-snow slab avalanche, discrete element method, crack propagation
View additional details about Modelling the propagation saw test with discrete elements

Title: How Snow Fails
Date: 2010
Authors: Ingrid Reiweger, Jürg Schweizer
Description: Dry-snow slab avalanches start with a failure in a weak layer below a cohesive slab. Avalanche release models start with an initial crack which may pr...
Object ID: ISSW_O-039.pdf
Keywords: dry-snow slab, cohesive slab, surface hoar
View additional details about How Snow Fails

Title: Force-Controlled Shear Experiments With Snow Samples
Date: 2009
Authors: Ingrid Reiweger, Robert Ernst, Jürg Schweizer, Jürg Dual
Description: Natural dry-snow slab avalanches start with a failure within a weak snow layer. In order to understand the mechanical behaviour and the failure mechan...
Object ID: issw-2009-0120-0123.pdf
Keywords: snow mechanical properties, shear strength, acoustic emission, dry-snow slab avalanche, piv
View additional details about Force-Controlled Shear Experiments With Snow Samples

Title: The Use of Time Lapse Photography to Monitor Avalanche Activity and Snow Behaviour
Date: 1984
Authors: H.J. McPherson, F. de Scally, J.S. Gardner
Description: The development and use of a time lapse camera system to continuously monitor avalanche activity on two paths in Kananaskis Country Alberta is describ...
Object ID: ISSW-1984-167-171.pdf
Keywords: time lapse camera, wet snow, dry snow, slab avalanche
View additional details about The Use of Time Lapse Photography to Monitor Avalanche Activity and Snow Behaviour