Search the International Snow Service Workshops (ISSW) Proceedings Professional Papers and Poster Talks Publications database

Your search for Subject field testsresulted in 27 records.

Title: Comparison of Different Snow Stability Tests Including the Extended Column Test: Date: 2008-09-26; Authors: Kurt Winkler, JÃ¼rg Schweizer; Description: Several tests have been proposed in the past for evaluating snow stability. However, their performance is presently unclear since few comparative stud...; Object ID: P__8124.pdf; Keywords: snow cover stability, snow stability evaluation, stability test, avalanche forecasting; View additional details about Comparison of Different Snow Stability Tests Including the Extended Column Test

Title: The Extended Column Test: Test Effectiveness, Spatial Variability, and Comparison with the Propagation Saw Test: Date: 2008-09-26; Authors: Karl W. Birkeland, Ron Simenhois; Description: The Extended Column Test (ECT) is a new stability test that aims to assess the fracture propagation potential across a 90 cm wide isolated column. Ini...; Object ID: P__8190.pdf; Keywords: ect, extended column test, fracture propagation, stability evaluation, avalanches; View additional details about The Extended Column Test: Test Effectiveness, Spatial Variability, and Comparison with the Propagation Saw Test

Title: Predictions of the Propagation Saw Test: Comparisons with Other Instability Tests at Skier Tested Slopes: Date: 2008-09-26; Authors: Dave Gauthier, Bruce Jamieson; Description: Several new fracture propagation field tests have been presented in recent years. These are designed to provide specific information about propagation...; Object ID: P__8217.pdf; Keywords: propagation propensity, field test, instability assessment, snowpack properties, forecasting; View additional details about Predictions of the Propagation Saw Test: Comparisons with Other Instability Tests at Skier Tested Slopes

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: Evaluating the Stuffblock and Tilt Board Snowpack Stability Tests as Snow Avalanche Forecasting Tools: Date: 2004; Authors: Peter Carter, Matt Heavner, Eran Hood; Description: Snow avalanche forecasting relies on, among other factors, an assessment of snowpack stability derived from careful observation of snow cover stratigr...; Object ID: issw-2004-138-144.pdf; Keywords: snowpack stability tests, tilt board, stuffblock; View additional details about Evaluating the Stuffblock and Tilt Board Snowpack Stability Tests as Snow Avalanche Forecasting Tools

Title: A French Local Tool for Avalanche Hazard Forecasting: Astral, Current State and New Developments: Date: 2002; Authors: Laurent Merindol, Gilbert Guyomarc'h, Gerald Giraud; Description: In several ski resorts, we have distributed a tool named Astral. Every days, this software calculates an Euclidean distance and correlation with past ...; Object ID: issw-2002-105-108.pdf; Keywords: statistical method, avalanche forecasting, weather and snow pack parameters; View additional details about A French Local Tool for Avalanche Hazard Forecasting: Astral, Current State and New Developments

Title: Determining the Width of a Search Strip for Avalanche Beacons: Date: 2000; Authors: Felix Meier; Description: The width of the coarse search strip that is applied when scanning an avalanche is a major factor influencing the time to locate buried victims. Wide...; Object ID: issw-2000-345-350.pdf; Keywords: avalanche beacons, search strip, field tests; View additional details about Determining the Width of a Search Strip for Avalanche Beacons

Title: Preliminary Tests and Evaluation of a Digital Snow Board: Date: 2000; Authors: Robert E. Davis, Jerry Johnson, Walter Rosenthal; Description: Measurement of snowfall by automatic sensors in alpine and subalpine conditions has proven difficult. Those who require observations of snow loading h...; Object ID: issw-2000-396-401.pdf; Keywords: snowfall, snow accumulation, snow measurements; View additional details about Preliminary Tests and Evaluation of a Digital Snow Board

Title: Measurements of the Electric Field Gradient in a Blizzard: Date: 1994; Authors: Scott Schmidt, Jim Dent; Description: In the transport of heavy particulates by wind, as in blizzards and sand storms, much of the particulate flux occurs very near the surface by a proces...; Object ID: issw-1994-197-202.pdf; Keywords: cornices, triggering, blizzards, saltation; View additional details about Measurements of the Electric Field Gradient in a Blizzard

Title: In-Situ Tensile Strength Measurements of Alpine Snow: Date: 1988; Authors: J.B. Jamieson, C.D. Johnston; Description: During the winter of 1987-88, over 450 in-situ tests of tensile strength were made in the Alberta Rockies. An average of 7 tests was made for each of ...; Object ID: issw-1988-103-112.pdf; Keywords: snow, layers, fractures, slab, tensile; View additional details about In-Situ Tensile Strength Measurements of Alpine Snow

Title: Snowcover Stability Tests and the Areal Variability of Snow Strength: Date: 1988; Authors: Paul M.B. Fohn; Description: This paper describes in a first part the advantages and drawbacks of the following tests: wedge test, shovel test, "Rutschblock-" test, shear frame te...; Object ID: issw-1988-263-273.pdf; Keywords: snow strength, stability, wedge test, shovel test, rutschblock test, shear frame test; View additional details about Snowcover Stability Tests and the Areal Variability of Snow Strength

Title: Surface Tension of Snow Slopes and Avalanche Control: Date: 1976; Authors: R. Hakabayashi; Description: It is known that snow metamorphism is initially driven by the tendency of individual snow grains toward minimum surface area (Kuroiwa, 1976). Dendriti...; Object ID: issw-1976-061-063.pdf; Keywords: diffusion, fracturing, avalanche release, tension tests; View additional details about Surface Tension of Snow Slopes and Avalanche Control