Your search for Subject stability (propagation tests)resulted in 184 records.
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- Title: Alternative Risk Management; Fat Man, Utile Boy and the Winch Roller
- Date: 1998
- Authors: Craig Sterbenz
- Description: "Slope compaction and deep slab instability; alternative avalanche risk management: In
recent years, ski area expansion into 'extreme' avalanche terr...
- Object ID: issw-1998-348-351.pdf
- Keywords: snow compaction, snow cover stability, avalanche counter measures, snow vehicles
- View additional details about Alternative Risk Management; Fat Man, Utile Boy and the Winch Roller
- Title: Snow Stability Patterns in the Bridger Range, Montana
- Date: 1998
- Authors: Karl W. Birkeland
- Description: Though avalanche workers and scientists recognize that distinct patterns of snow stability exist in mountainous terrain, no field-based research has b...
- Object ID: issw-1998-362-367.pdf
- Keywords: wind exposure, avalanche forecasters, snow stability
- View additional details about Snow Stability Patterns in the Bridger Range, Montana
- Title: Why Measure New Snow Density - Precipitation and Air Temperature?
- Date: 1998
- Authors: H. Conway, C. Wilbour
- Description: The evolution of snow slope stability during storms is investigated using simple models to calculate the shear strength of a buried layer (from its de...
- Object ID: issw-1998-466-473.pdf
- Keywords: storm and avalanche cycles, snow slope stability
- View additional details about Why Measure New Snow Density - Precipitation and Air Temperature?
- Title: Snow Stability and Its Variation in Course of Time
- Date: 1998
- Authors: Peter Holler
- Description: One of the most important questions in avalanche warning is snowpack stability. A
main factor when elaborating avalanche bulletins is the settlement ...
- Object ID: issw-1998-474-477.pdf
- Keywords: avalanches, snow cover, snow stability
- View additional details about Snow Stability and Its Variation in Course of Time
- Title: Contribution on the Role of Deficit Zones or Imperfections in Dry Snow Slab Avalanche Release
- Date: 1998
- Authors: Jurg Schweizer
- Description: Dry snow slab avalanche formation starts with failure in the weak layer underlying the slab. The stress has to locally exceed the strength that strong...
- Object ID: issw-1998-489-501.pdf
- Keywords: snow mechanics, avalanche mechanics, avalanche release
- View additional details about Contribution on the Role of Deficit Zones or Imperfections in Dry Snow Slab Avalanche Release
- Title: Surface Warming of a Dry Snowpack Increases Skier-Induced Stress and Strain Magnitudes in Deeper Weak Layers
- Date: 1998
- Authors: A. Wilson, J. Schweizer, C.D. Johnston, J.B. Jamieson
- Description: Changes in air temperature, and hence snow temperature, influence snow stability for skiers. This paper studies how warming in the top 20 cm of a hard...
- Object ID: issw-1998-514-519.pdf
- Keywords: snow stability, avalanche triggering, snow thermal effects
- View additional details about Surface Warming of a Dry Snowpack Increases Skier-Induced Stress and Strain Magnitudes in Deeper Weak Layers
- Title: Snow Densification During Rain
- Date: 1998
- Authors: H.P. Marshall, H. Conway, L.A. Rasmussen
- Description: Observations and measurements indicate rain often has a major impact on
snow slope stability. Measurements to investigate the effects of wetting of l...
- Object ID: issw-1998-520-525.pdf
- Keywords: snow, snow compaction, rain on snow
- View additional details about Snow Densification During Rain
- Title: Warm Storms Associated with Avalanche Hazard in the Sierra Nevada
- Date: 1998
- Authors: Randall Osterhuber, Richard Kattelmann
- Description: Rain-on-snow events occasionally produce avalanches of varying magnitude depending on both snowpack properties and storm characteristics. Under rain-o...
- Object ID: issw-1998-526-533.pdf
- Keywords: avalanche, avalanche frequency, rain-on-snow, snow stability, wet-snow avalanche
- View additional details about Warm Storms Associated with Avalanche Hazard in the Sierra Nevada
- Title: Effectively Using and Interpreting Stability Tests
- Date: 1998
- Authors: Ron Johnson, Karl Birkeland
- Description: Determining the likelihood of an avalanche occurring on a given slope is a critical decision faced by both avalanche professionals and backcountry ent...
- Object ID: issw-1998-562-565.pdf
- Keywords: snow stability, stability tests, avalanche forecasting, avalanches
- View additional details about Effectively Using and Interpreting Stability Tests
- Title: Tensile Strength and Strength Changes in New Snow Layers
- Date: 1998
- Authors: Arthur I. Mears
- Description: The tensile strength (rupture modulus) of new snow layers was measured at a 3,200m elevation Colorado site during February and March, 1998 to determin...
- Object ID: issw-1998-574-576.pdf
- Keywords: avalanches, snow mechanics, snow strength
- View additional details about Tensile Strength and Strength Changes in New Snow Layers
- Title: Avalanche Forecasting With GIS
- Date: 1996
- Authors: R. Bolognesi, M. Denuelle, L. Dexter
- Description: Avalanches depend on snowpack stability as well as terrain conditions. Thus, these two kinds of information are required to perform punctual predictio...
- Object ID: issw-1996-011-013.pdf
- Keywords: local avalanche forecasting, geographic information systems (gis)
- View additional details about Avalanche Forecasting With GIS
- Title: The Stochastic Model of Snow Cover Stability on Mountain Slopes
- Date: 1996
- Authors: Pavel A. Chernouss, Yury V. Fedorenko
- Description: Three-dimensional deterministic model of thin elastic shell on a rigid underlying surface of arbitrary configuration is used as approach to a snow sla...
- Object ID: issw-1996-104-106.pdf
- Keywords: avalanche, stochastic model, snowpack stability
- View additional details about The Stochastic Model of Snow Cover Stability on Mountain Slopes
- Title: The Compression Test for Snow Stability
- Date: 1996
- Authors: Bruce Jamieson, Colin Johnston
- Description: The compression test is a quick stability test. It involves tapping on a shovel placed on top of a column of snow and noting the failures in weak laye...
- Object ID: issw-1996-118-125.pdf
- Keywords: snow compression, snow stability, snow strength, snow physical properties, snow stratigraphy
- View additional details about The Compression Test for Snow Stability
- Title: Experience with Stability Evaluation for a Surface Hoar Layer During Winter 1995-96 at Rogers Pass, British Columbia, Canada
- Date: 1996
- Authors: Jurg Schweizer, David Skjonsberg, Bruce McMahon
- Description: The avalanche control section at Rogers Pass, British Columbia, Canada, is responsible for the avalanche safety within Glacier National Park. This inv...
- Object ID: issw-1996-126-128.pdf
- Keywords: snow crystals, snow strength, snow cover stability, avalanche forecasting, avalanche control
- View additional details about Experience with Stability Evaluation for a Surface Hoar Layer During Winter 1995-96 at Rogers Pass, British Columbia, Canada
- Title: Improvements by Measuring Shear Strength of Weak Layers
- Date: 1996
- Authors: Paul Fohn, Christian Camponovo
- Description: Concurrent measurements in situ of the shear strength and strain rate of weak layers or interfaces have not been executed up to now. In order to uncov...
- Object ID: issw-1996-158-162.pdf
- Keywords: snow slab, weak layers, strain rate, shear strength, measuring procedures
- View additional details about Improvements by Measuring Shear Strength of Weak Layers
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