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- Title: Evolving Shear Strength, Stability and Snowpack Properties in Storm Snow
- Date: 2006
- Authors: Catherine Brown, Bruce Jamieson
- Description: There is a lack of measurements on the rapidly changing mechanical and physical
properties of non-persistent instabilities in storm snow. Given the i...
- Object ID: issw-2006-015-021.pdf
- Keywords: non-persistent weak layers, storm snow, shear strength, stability indices
- View additional details about Evolving Shear Strength, Stability and Snowpack Properties in Storm Snow
- 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: 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: 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: 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: Improvements in the Application of the Snowmicropen to Derive Stability Information for Avalanche Forecasting
- Date: 2006
- Authors: Christine Pielmeier, Jürg Schweizer, Hans Peter Marshall
- Description: Local snowpack measurements and local stability tests are currently the basis for the assessment of snowpack stability in most avalanche warning opera...
- Object ID: issw-2006-187-192.pdf
- Keywords: snowpack stability, avalanche forecasting, snow profile, mechanical properties, snow hardness
- View additional details about Improvements in the Application of the Snowmicropen to Derive Stability Information for Avalanche Forecasting
- 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: Measuring Near-Surface Snow Temperature Changes Over Terrain
- Date: 2006
- Authors: Laura Bakermans, Bruce Jamieson
- Description: The energy balance at the snow surface results in substantial diurnal temperature
fluctuations within the top portion of the snowpack. These temperat...
- Object ID: issw-2006-377-386.pdf
- Keywords: daytime warming, near-surface temperature change, snow surface energy balance, radiation, seasonal snowcover
- View additional details about Measuring Near-Surface Snow Temperature Changes Over Terrain
- 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
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