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- Title: Avalanche Impact Performance of a Light-Weight Diversion Structure Snettisham Transmission Line, Southeast Alaska
- Date: 2012
- Authors: Chris Wilbur, Mike Janes, Art Mears
- Description: The 138kV Snettisham electrical transmission line is the main power source for
Juneau, Alaska. The line was constructed in 1973 and traverses steep r...
- Object ID: issw-2012-294-299.pdf
- Keywords: avalanche impact pressure, hydroelectric, weather forecasting
- View additional details about Avalanche Impact Performance of a Light-Weight Diversion Structure Snettisham Transmission Line, Southeast Alaska
- Title: Properties of Weak Layers Composed of Precipitation Particles In and Near Avalanche Starting Zones in Japan
- Date: 2012
- Authors: Shinji Ikeda, Tomoyuki Noro
- Description: To gain further insight into the properties of weak layers composed of precipitation
particles(PP weak layer), we analyzed 18 measurement datasets. A...
- Object ID: issw-2012-586-590.pdf
- Keywords: weak layer, fracture lines, snow crystals, avalanche forecast
- View additional details about Properties of Weak Layers Composed of Precipitation Particles In and Near Avalanche Starting Zones in Japan
- Title: Tracking Wetting Front Adavance With Upward-Looking Ground-Penetrating Radar
- Date: 2012
- Authors: Lino Schmid, Christoph Mitterer, Achim Heilig, Jürg Schweizer, Olaf Eisen
- Description: Percolating melt water combined with snow stratigraphy are thought to be the dominating drivers for the formation of wet-snow avalanches. It is, howev...
- Object ID: issw-2012-599-602.pdf
- Keywords: wet snow avalanches, snow stratigraphy, meltwater, avalanche activity
- View additional details about Tracking Wetting Front Adavance With Upward-Looking Ground-Penetrating Radar
- Title: Mechanics of Weak Layer Snow Under Cyclic Loading Studied By FEM
- Date: 2012
- Authors: Evgeny A. Podolskiy, Guillaume Chambon
- Description: The mechanical behavior of snow weak layers is a crucial element in dry snow slab
avalanche forecasting. Here, we use Finite Element Method (FEM) mod...
- Object ID: issw-2012-617-621.pdf
- Keywords: dry slab avalanche, elasticity, weak layer
- View additional details about Mechanics of Weak Layer Snow Under Cyclic Loading Studied By FEM
- Title: Lautaret Avalanche Test Site: Outcomes from the 11th April 2012 Event
- Date: 2012
- Authors: Xavier Ravanat, Hervé Bellot, Frederic Ousset, Emmanuel Thibert, Mohamed Naaim
- Description: The Lautaret full-scale avalanche test site has been used by Cemagref-Irstea since the early 70’s. The first studies were dedicated to avalanch...
- Object ID: issw-2012-622-627.pdf
- Keywords: snow, avalanche, experimental test-site, propagation model
- View additional details about Lautaret Avalanche Test Site: Outcomes from the 11th April 2012 Event
- Title: Practical Outputs for Avalanche Experts from Two Research Projects in Aosta Valley (NW Italy)
- Date: 2012
- Authors: B. Frigo, M. Maggioni, A. Debernardi, V. Segor, L. Pitet, B. Chiaia, M. Freppaz, E. Zanini
- Description: In agreement with the idea of the ISSW “a merging of theory and practiceâ€, we describe the activities carried out in Aosta Valley (NW Ital...
- Object ID: issw-2012-795-799.pdf
- Keywords: expert’s education, courses, guide lines, web based training
- View additional details about Practical Outputs for Avalanche Experts from Two Research Projects in Aosta Valley (NW Italy)
- Title: Real Time Snow Slope Stability Modeling of Direct Action Avalanches
- Date: 2012
- Authors: Scott Havens, H.P. Marshall, Chris Covington, Bill Nicholson, Howard Conway
- Description: Improved prediction of the timing of direct action avalanches that occur during storms is needed for highway forecasting operations. A SNOw Slope Stab...
- Object ID: issw-2012-866-871.pdf
- Keywords: direct action avalanche, avalanche observation, snowpack model, meteorological data
- View additional details about Real Time Snow Slope Stability Modeling of Direct Action Avalanches
- Title: Positioning of Avalanche Protection Measures Using Snow Depth Mapping Via Terrestrial Laser Scanning
- Date: 2012
- Authors: Alexander Prokop, Christina M. Delaney
- Description: In recent years snow depth mapping via terrestrial laser scanning has become increasingly popular as a measurement method used for snow and avalanche ...
- Object ID: issw-2012-983-988.pdf
- Keywords: snow depth, avalanche protection, release area, slopes
- View additional details about Positioning of Avalanche Protection Measures Using Snow Depth Mapping Via Terrestrial Laser Scanning
- Title: Axisymmetric Measurements of Extended Deformation Around the Snow Micropenetrometer Tip
- Date: 2012
- Authors: A.M. LeBaron, D.A. Miller, A. Van Herwijnen
- Description: Current physical models for the snow micropenetrometer (SMP) make the assumption that the tip of the SMP probe only stresses or fractures the ice grai...
- Object ID: issw-2012-408-413.pdf
- Keywords: snow micropenetrometer, strain, compaction
- View additional details about Axisymmetric Measurements of Extended Deformation Around the Snow Micropenetrometer Tip
- Title: Spatial Variabiity of Snowpack on Small Wind Effected Slopes, Central Svalbard
- Date: 2012
- Authors: Wesley R. Farnsworth, Markus Eckerstorfer, Hanne H. Christiansen
- Description: Spatial variability studies of snowpack stability have predominantly been conducted on sheltered uniform slopes despite mountains and avalanche starti...
- Object ID: issw-2012-467-472.pdf
- Keywords: spatial variability, snowpack, slopes, artificial trigger points, weak layer
- View additional details about Spatial Variabiity of Snowpack on Small Wind Effected Slopes, Central Svalbard
- Title: How Do You Stress the Snowpack?
- Date: 2012
- Authors: Scott Thumlert, Bruce Jamieson, Thomas Exner
- Description: In the majority of fatal avalanches, skiers and snowmobilers apply load to the
snowpack which triggers the initial failure in a weak layer. Understan...
- Object ID: issw-2012-506-512.pdf
- Keywords: dynamic stress, localized dynamic loading, snowmobile, snow stability, avalanche forecasting, snowpack stratigraphy
- View additional details about How Do You Stress the Snowpack?
- Title: Continuous Monitoring of the Seasonal Snowpack Evolution Utilizing Upward-Looking GPR Technology
- Date: 2010
- Authors: Achim Heilig, Christoph Mitterer, Susanna Hoinkes, Jürg Schweizer, Olaf Eisen
- Description: A temporally continuous observation of the seasonal evolution of the snow stratigraphy at a single site requires non-invasive monitoring technology. W...
- Object ID: ISSW_O-003.pdf
- Keywords: avalanche, snowpack, stratigraphy, switzerland
- View additional details about Continuous Monitoring of the Seasonal Snowpack Evolution Utilizing Upward-Looking GPR Technology
- Title: Suitability of Infrared Thermography to Examining Temperature Profiles in Snow Pack
- Date: 2010
- Authors: Paul Brusseau
- Description: Thermography, using fully radiometric infrared imagers, is a still emerging field. Thermal imaging technology is continually improving and is easy to ...
- Object ID: ISSW_O-004.pdf
- Keywords: infrared thermography spot size, emissivity, snow temperature
- View additional details about Suitability of Infrared Thermography to Examining Temperature Profiles in Snow Pack
- Title: Use of Thermal Photography to Measure Snowpack Properties
- Date: 2010
- Authors: Cora Shea, Bruce Jamieson
- Description: Many snow processes are linked to snow temperature. A thermal photograph captures tens of thousands of surface temperature measurements in a single, p...
- Object ID: ISSW_O-005.pdf
- Keywords: heat conduction, surface hoar, thermal photography, thermal profile
- View additional details about Use of Thermal Photography to Measure Snowpack Properties
- Title: Application of a Numerical Snowpack Model to Estimate Full-Depth Avalanche Danger
- Date: 2010
- Authors: Hiroyuki Hirashima, Isao Kamiishi, Satoru Yamaguchi, Atsushi Sato, Michael Lehning
- Description: Many full-depth avalanches occur in temperate, snowy regions such as the northern part of Honshu, Japan. Such avalanches threaten infrastructure and c...
- Object ID: ISSW_O-008.pdf
- Keywords: snowpack model, water transport, full depth avalanche
- View additional details about Application of a Numerical Snowpack Model to Estimate Full-Depth Avalanche Danger
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