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- Title: Snow Slope Stability Evaluation Using Concepts of Fracture Mechanics
- Date: 2006
- Authors: Jürg Schweizer, Ian McCammon, J. Bruce Jamieson
- Description: Dry snow slab avalanche release is generally believed to proceed in three stages:
1) initiation of a local failure, 2) widespread propagation of that...
- Object ID: issw-2006-211-218.pdf
- Keywords: snow stability evaluation, avalanche formation, avalanche release, skier triggering, stability test, fracture
- View additional details about Snow Slope Stability Evaluation Using Concepts of Fracture Mechanics
- Title: Spatial Variability of Some Snow Characteristics on a Slope and Interpretation of Measurements for Snow Stability Assessment
- Date: 2006
- Authors: Pavel Chernous, Yuri Fedorenko, Nikolay Barashev
- Description: Snow thickness, density, shear strength and temperature are analyzed. Spatial distributions of the snow characteristics are considered as random field...
- Object ID: issw-2006-339-348.pdf
- Keywords: snow characteristics spatial variability, accuracy estimations, measurements' interpretation, simulation
- View additional details about Spatial Variability of Some Snow Characteristics on a Slope and Interpretation of Measurements for Snow Stability Assessment
- Title: Assessment of Spatial Correlation Structure of Penetration Resistance of Snow Layers Using Random Field Theory and its Implication for Snow Stability
- Date: 2006
- Authors: P.K. Srivastava, A. Chaudhary, P.K. Satyawali
- Description: Avalanche researchers have long recognized that stability information from
specific snow pits may or may not represent the stability conditions on th...
- Object ID: issw-2006-349-358.pdf
- Keywords: spatial correlation structure, snowmicropen, cellular automata
- View additional details about Assessment of Spatial Correlation Structure of Penetration Resistance of Snow Layers Using Random Field Theory and its Implication for Snow Stability
- Title: Spatial Variability – So What?
- Date: 2006
- Authors: Jürg Schweizer, Kalle Kronholm, J. Bruce Jamieson, Karl W. Birkeland
- Description: Since the landmark papers of Conway and Abrahamson many studies have tried to quantify spatial variability. Many different methods have been used and ...
- Object ID: issw-2006-365-376.pdf
- Keywords: snow mechanical properties, snow slope stability evaluation, avalanche formation, avalanche forecasting, spatial variability, numerical modeling
- View additional details about Spatial Variability – So What?
- Title: Rough Correlations of Common Snowpack Stability Tests
- Date: 2006
- Authors: Mark Moore
- Description: Because each different layer of snow can respond to applied stress in a variety of ways, and because the mechanical properties of snow layers often ch...
- Object ID: issw-2006-428-434.pdf
- Keywords: stability test, snowpack strength, avalanche danger, snowpack structure, snow profile, shear test
- View additional details about Rough Correlations of Common Snowpack Stability Tests
- Title: Can Stability Tests Help Recreationists Assess the Local Avalanche Danger?
- Date: 2006
- Authors: Bruce Jamieson, Jürg Schweizer, Pascal Haegeli, Cam Campbell
- Description: In western Canada, various agencies issue public avalanche bulletins three to seven times per week for regions which range from less than 500 km2 to a...
- Object ID: issw-2006-468-477.pdf
- Keywords: snowpack stability tests, avalanche forecasting, avalanche danger, spatial scale
- View additional details about Can Stability Tests Help Recreationists Assess the Local Avalanche Danger?
- Title: Minimizing “False-Stable†Stability Test Results: Why Digging More Snowpits is a Good Idea
- Date: 2006
- Authors: Karl W. Birkeland, Doug Chabot
- Description: The worst nightmare for an avalanche worker is to assess an unstable slope as stable since the consequence of such an assessment is that you, your cli...
- Object ID: issw-2006-498-504.pdf
- Keywords: avalanche forecasting, stability assessment, stability tests, false-stable conditions
- View additional details about Minimizing “False-Stable†Stability Test Results: Why Digging More Snowpits is a Good Idea
- Title: Evaluating the AK Block, A Sized Non-Cutback Snow Test
- Date: 2006
- Authors: Bill Glude, Randall Mullen
- Description: The AK Block is a snow test block sized to the tester’s weight and their ski or snowboard contact length, dug out on three sides, and loaded mu...
- Object ID: issw-2006-630-639.pdf
- Keywords: avalanche, snow stability tests, block tests, sized-block, ak block, rutschblock
- View additional details about Evaluating the AK Block, A Sized Non-Cutback Snow Test
- Title: Are You a Hard Hitter? Systematic Measurement Error in the Compression Test
- Date: 2006
- Authors: Spencer Logan
- Description: The compression test is an effective, internationally standardized stability test. One
reason for the widespread use is that results are generally re...
- Object ID: issw-2006-682.pdf
- Keywords: compression test, stability tests, measurement error
- View additional details about Are You a Hard Hitter? Systematic Measurement Error in the Compression Test
- Title: The Influence of a Dust Event on Snowpack Chemistry
- Date: 2006
- Authors: Chuck Rhoades, Kelly Elder, Ethan Greene
- Description: In mid February 2006, windstorms in Arizona and Utah distributed a layer of dust across the surface of the snowpack throughout much of the Colorado Ro...
- Object ID: issw-2006-911.pdf
- Keywords: snow chemistry, watershed biogeochemistry, aeolian deposition, ionic composition, snow hydrology
- View additional details about The Influence of a Dust Event on Snowpack Chemistry
- Title: Relating Spatial Variability to Snow Stability Using a Cellular Automation Model Initialized with Field Data
- Date: 2004
- Authors: Kalle Kronholm , Karl W. Birkeland
- Description: This research uses a two-dimensional cellular automaton model, with inputs taken from field data, to mimic snow slab avalanche release. The initial we...
- Object ID: ISSW-2004-007.pdf
- Keywords: stochastic, avalanche release, shear strength, shear stress, fracture propagation
- View additional details about Relating Spatial Variability to Snow Stability Using a Cellular Automation Model Initialized with Field Data
- Title: Temporal Changes in the Spatial Variability of Shear Strength and Stability
- Date: 2004
- Authors: Spencer Logan, Karl Birkeland, Kalle Kronholm, Kathy Hansen
- Description: Avalanche forecasting involves the prediction of spatial and temporal variability of the snowpack. To predict avalanches with more accuracy it is impo...
- Object ID: ISSW-2004-009.pdf
- Keywords: spatial variability, avalanches, avalanche forecasting, temporal change
- View additional details about Temporal Changes in the Spatial Variability of Shear Strength and Stability
- Title: Investigations of Wet Snow Stability in the Intermountain Climate Zone
- Date: 2004
- Authors: Simon A. Trautman, Stephan G. Custer, Karl W. Birkeland
- Description: Bridger Bowl Ski Area outside of Bozeman, MT, USA, has encountered annual problems forecasting large, wet loose avalanches that occur during warming e...
- Object ID: issw-2004-074.pdf
- Keywords: wet avalanche, shear strength, stability, avalanche activity
- View additional details about Investigations of Wet Snow Stability in the Intermountain Climate Zone
- Title: Verification of Snow-Cover Modeling on Slopes
- Date: 2004
- Authors: Charles Fierz, Michael Lehning
- Description: A correct representation of snow-cover evolution on slopes is crucial to enable the use of snow-cover models as a valuable tool for avalanche forecast...
- Object ID: issw-2004-094-098.pdf
- Keywords: snow-cover modeling, snow stratigraphy, snow stability
- View additional details about Verification of Snow-Cover Modeling on Slopes
- Title: On the Relation Between Mountain Permafrost and Snowpack Stability
- Date: 2004
- Authors: Marcia Phillips, Jürg Schweizer
- Description: Many recreational avalanche accidents occur in areas where mountain permafrost exists. Consequently, it has been proposed that the presence of sub-zer...
- Object ID: issw-2004-133-137.pdf
- Keywords: snowpack stability, stability evaluation, permafrost
- View additional details about On the Relation Between Mountain Permafrost and Snowpack Stability
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