Your search for Keyword "deep slab"resulted in 17 records.
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- Title: PINPOINTING THE TIMING OF WEAK LAYER FAILURE: A CASE STUDY OF A LARGE, WIDESPREAD NATURAL AVALANCHE CYCLE IN THE BITTERROOT MOUNTAINS
- Date: 2026-09-28
- Authors: James Peabody, Nathalie de Leeuw, Ben VandenBos
- Description: In March 2026, a multi-day storm deposited over 180 mm of snow water equivalent (SWE) across the Bitterroot Mountains of Montana and Idaho. Prior to t...
- Object ID: ISSW2026_P2.61.pdf
- Keywords: timing of weak layer failure, avalanche forecasting, geospatial analysis, deep slab instability, case study
- View additional details about PINPOINTING THE TIMING OF WEAK LAYER FAILURE: A CASE STUDY OF A LARGE, WIDESPREAD NATURAL AVALANCHE CYCLE IN THE BITTERROOT MOUNTAINS
- Title: A POST-MITIGATION DEEP SLAB IN THE HOURGLASS COULOIR
- Date: 2026-09-28
- Authors: Robert Griffith, Mike Rheam
- Description: On the morning of January 1, 2026, Jackson Hole Mountain Resort saw its largest inbounds avalanche of the season in an area called the Hourglass Coulo...
- Object ID: ISSW2026_P4.32.pdf
- Keywords: incidents and case studies, post mitigation release, deep slab instability, ski area, explosives
- View additional details about A POST-MITIGATION DEEP SLAB IN THE HOURGLASS COULOIR
- Title: METEOROLOGICAL AND SNOWPACK PROPERTIES ASSOCIATED WITH CRUST-ADJACENT PERSISTENT WEAK LAYERS - PART 1: A REVIEW OF PREVIOUS RESEARCH
- Date: 2024-09-23
- Authors: Andy Moderow, Andrew Schauer, Aleph Johnston-Bloom
- Description: Previous research has explored the mechanisms - in theory, field studies, and lab experiments - that explain the formation of faceted grains at crust/...
- Object ID: ISSW2024_P1.10.pdf
- Keywords: crusts, melt-freeze layers, persistent weak layer, deep slab, avalanche forecasting
- View additional details about METEOROLOGICAL AND SNOWPACK PROPERTIES ASSOCIATED WITH CRUST-ADJACENT PERSISTENT WEAK LAYERS - PART 1: A REVIEW OF PREVIOUS RESEARCH
- Title: DEEP PERSISTENT SLAB AVALANCHES DURING THE 2019-2020 SEASON IN THE BRIDGER RANGE, MONTANA, USA: METEOROLOGICAL METRICS, ATMOSPHERIC PATTERNS, AND FORECASTING LESSONS
- Date: 2023-10-08
- Authors: Alex Marienthal, Andrew Schauer
- Description: During the 2019-2020 winter there was widespread deep persistent slab avalanche activity in Southwest Montana, with major avalanche cycles in multiple...
- Object ID: ISSW2023_P1.22.pdf
- Keywords: deep slab, meteorology, synoptic climatology
- View additional details about DEEP PERSISTENT SLAB AVALANCHES DURING THE 2019-2020 SEASON IN THE BRIDGER RANGE, MONTANA, USA: METEOROLOGICAL METRICS, ATMOSPHERIC PATTERNS, AND FORECASTING LESSONS
- Title: CRUSTS AND FACETS: A CASE STUDY OF A SEASON WITH DEEP ISSUES NEAR GIRDWOOD, AK
- Date: 2023-10-08
- Authors: Andrew Schauer, Aleph Johnston-Bloom, Adam Smith, Matt McKee, Jim Kennedy
- Description: During the 2021-22 winter season, the snowpack in the southwest Chugach and northeast Kenai mountains near Girdwood, Alaska, was characterized by two ...
- Object ID: ISSW2023_O7.04.pdf
- Keywords: deep slab, crust, persistent weak layer, infrastructure, headache
- View additional details about CRUSTS AND FACETS: A CASE STUDY OF A SEASON WITH DEEP ISSUES NEAR GIRDWOOD, AK
- Title: Deep Slab Instability: Loading and Settlement Rate Thresholds Related to Failure – Part II
- Date: 2016-10-02
- Authors: Patrick J. Wright, Bob Comey, Chris McCollister, Mike Rheam
- Description: Deep slab avalanches, which tend to be large and destructive, remain a challenge to accurately forecast. Using 42 seasons of historical data from Jack...
- Object ID: ISSW16_P1.08.pdf
- Keywords: deep slab, persistent slab, settlement, loading, avalanche forecasting
- View additional details about Deep Slab Instability: Loading and Settlement Rate Thresholds Related to Failure – Part II
- Title: Using Large Column Tests to Successfully Forecast Persistent Deep Slab Avalanches in the Central Sierra Nevada Mountains
- Date: 2016-10-02
- Authors: Brandon Schwartz, Andy Anderson
- Description: Forecasting of Persistent Deep Slab avalanches presents a unique and at times difficult problem for Backcountry Regional Forecasters, Guide Services, ...
- Object ID: ISSW16_P4.26.pdf
- Keywords: avalanche forecasting, persistent deep slab, propagation saw test (pst), extended column test (ect), sierra nevada
- View additional details about Using Large Column Tests to Successfully Forecast Persistent Deep Slab Avalanches in the Central Sierra Nevada Mountains
- Title: An Expert Opinion Survey for the Development of a Decision Support Tool for Persistent Deep Slab Avalanche Forecasting
- Date: 2014-09-29
- Authors: Michael Conlan, Bruce Jamieson
- Description: Persistent deep slab avalanches can be dangerous to humans and infrastructure because of their high destructive potential. The lengthy age of the fail...
- Object ID: ISSW14_paper_P1.05.pdf
- Keywords: deep slab avalanche, forecasting, survey, decision support
- View additional details about An Expert Opinion Survey for the Development of a Decision Support Tool for Persistent Deep Slab Avalanche Forecasting
- Title: Incident Report: The Social Impact of Mount Masago Avalanche in the Tateyama Area (Nov 23, 2013)
- Date: 2014-09-29
- Authors: Azusa Degawa, Yusuke Hirota, Damian Banwell
- Description: On Nov 23rd 2013, a size 3 avalanche occurred on Mount Masago in Japan, which involved 7 people from 2 groups. All were buried. Although immediate res...
- Object ID: ISSW14_paper_P4.07.pdf
- Keywords: avalanche accidents, rescue, public safety, human factors, deep slab
- View additional details about Incident Report: The Social Impact of Mount Masago Avalanche in the Tateyama Area (Nov 23, 2013)
- Title: Weather Preceding Persistent Deep Slab Avalanches
- Date: 2013-10-07
- Authors: Michael Conlan, Bruce Jamieson
- Description: Deep slab avalanches release on persistent weak layers of facets, surface hoar, depth hoar, or poorly bonded crusts and are generally hard to forecast...
- Object ID: ISSW13_paper_P1-01.pdf
- Keywords: deep slab avalanche, persistent weak layer, weather, natural, localized dynamic load
- View additional details about Weather Preceding Persistent Deep Slab Avalanches
- Title: Relative Influence of Mechanical and Meteorological Factors on Avalanche Release Depth Distributions: An Application to French Alps
- Date: 2012
- Authors: Johan Gaume, Guillaume Chambon, Nicolas Eckert, Mohamed Naaim
- Description: The evaluation of avalanche release depth distributions represents a challenging issue for the mapping, zoning and long-term hazard management in moun...
- Object ID: issw-2012-644-649.pdf
- Keywords: snow avalanche release, snowpack stability, avalanche mechanics, deep slab avalanches
- View additional details about Relative Influence of Mechanical and Meteorological Factors on Avalanche Release Depth Distributions: An Application to French Alps
- Title: Anatomy of a Post Control Release: The Liberty Bowl Event at Big Sky Resort
- Date: 2010
- Authors: Scott Savage
- Description: An impressive early season avalanche cycle occurred during the 2007/2008 winter season at Big Sky Resort in southwestern Montana, culminating in a sig...
- Object ID: ISSW_O-065.pdf
- Keywords: post control release, deep slab instability, explosives, avalanche forecasting
- View additional details about Anatomy of a Post Control Release: The Liberty Bowl Event at Big Sky Resort
- Title: Deep Slab Instability Characterizing the Phenomena - Part 1
- Date: 2008-09-25
- Authors: Bob Comey, Chris McCollister
- Description: Deep slab avalanches cause property damage and kill people. A better understanding of the characteristics of deep slab avalanches could increase the e...
- Object ID: P__8136.pdf
- Keywords: deep slab avalanches, avalanche database search
- View additional details about Deep Slab Instability Characterizing the Phenomena - Part 1
- Title: Deep Slab Instability, Decision Making, and Consequences: A Case Study
- Date: 2008-09-25
- Authors: Kirsti Jurica, Steve “Hoots†Witsoe
- Description: On March 8th, 2008 an avalanche occurred on Mt. Eyak, near Cordova, Alaska. It resulted in the death of an avalanche forecaster, and the broken femur ...
- Object ID: P__8260.pdf
- Keywords: deep slab instability, human factors
- View additional details about Deep Slab Instability, Decision Making, and Consequences: A Case Study
- Title: Deep Slab Avalanche Hazard Forecasting and Mitigation: The South Face at Big Sky Ski Area
- Date: 2006
- Authors: Scott Savage
- Description: In December 1995, the Big Sky Ski Area installed a tram to the summit of Lone Mountain, accessing over 130 hectares (320 acres) of avalanche terrain i...
- Object ID: issw-2006-483-490.pdf
- Keywords: deep slab instability, crusts, ice, facets, explosives, avalanche forecasting
- View additional details about Deep Slab Avalanche Hazard Forecasting and Mitigation: The South Face at Big Sky Ski Area
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