International Snow Science Workshop Proceedings - Montana State University Library

skip navigation

Digital Collections Home

Your search for Keyword "ect"resulted in 9 records.

Title: COMPARING THE EFFECTIVENESS OF THE ECT, PST AND CT FOR ASSESSING SNOW STABILITY
Date: 2023-10-08
Authors: Alex Marienthal, Doug Chabot, Karl Birkeland
Description: Avalanche professionals utilize small-block tests such as the Extended Column Test (ECT), Propagation Saw Test (PST), and Compression Test (CT) to aug...
Object ID: ISSW2023_O9.04.pdf
Keywords: stability tests, false-stable rates, ect, pst, ct
View additional details about COMPARING THE EFFECTIVENESS OF THE ECT, PST AND CT FOR ASSESSING SNOW STABILITY

Title: Comparison of ECT, RB, Threshold Sum and Relative Threshold Sum Approach to To Snowpack Instability Evaluation - New Results
Date: 2016-10-02
Authors: Igor Chiambretti, Fabiano Monti, Mauro Valt
Description: The Italian regional avalanche forecasting services (AINEVA) collect snowpack observations such as snowpack profiles or stability tests on a daily or ...
Object ID: ISSW16_P3.05.pdf
Keywords: rutschblock (rb), extended column test (ect), structural instability indices, threshold sum (tsa), relative threshold sum (rta)
View additional details about Comparison of ECT, RB, Threshold Sum and Relative Threshold Sum Approach to To Snowpack Instability Evaluation - New Results

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: Evaluating the Local Avalanche Danger in Tromsø, Northern Norway Using Field Monitoring, Field Investigations and the SURFEX/ISBA-CROCUS Snowpack Model
Date: 2014-09-29
Authors: Markus Eckerstorfer, Eirik Malnes, Dagrun Vikhamar-Schuler, Yngve Antonsen
Description: During the winter 2013/2014 we conducted frequent fieldwork, collecting snowpack property and stability data from five monitoring sites along a verti...
Object ID: ISSW14_paper_P1.07.pdf
Keywords: avalanche danger scale, stability test, ect, surfex/isba-crocus snowpack model,norway
View additional details about Evaluating the Local Avalanche Danger in Tromsø, Northern Norway Using Field Monitoring, Field Investigations and the SURFEX/ISBA-CROCUS Snowpack Model

Title: The PST with a Twist: Comparing the Standard PST to the Cross Slope PST
Date: 2014-09-29
Authors: Eric Knoff
Description: In recent years, the propagation saw test (PST) gained popularity for both avalanche professionals and backcountry recreationalists. A limiting factor...
Object ID: ISSW14_paper_P2.30.pdf
Keywords: propagation saw test (pst), cross-slope propagation saw test (cpst), extended columntest (ect), critical cut length, slope-angle, fracture propagation
View additional details about The PST with a Twist: Comparing the Standard PST to the Cross Slope PST

Title: Comparison of Structural Instability Indices (Lemons), ECT and RB Results
Date: 2013-10-07
Authors: Chiambretti Igor, Fabiano Monti, Mauro Valt
Description: Almost all avalanche forecasting services have a network of traditional stations where an array of daily or weekly snowpack measurement or observation...
Object ID: ISSW13_paper_O5-03.pdf
Keywords: rb, ect, structural instability indices
View additional details about Comparison of Structural Instability Indices (Lemons), ECT and RB Results

Title: The Effect of Changing Slope Angle on Extended Column Test Results: Can We Dig Pits in Safer Locations?
Date: 2010
Authors: Karl W. Birkeland, Ron Simenhois, Joachim Heierli
Description: Avalanche practitioners often assume that weak snowpack layers fracture more easily in steeper terrain. We are typically reluctant to conduct stabilit...
Object ID: ISSW_O-010.pdf
Keywords: avalanche, ect, alaska, montana
View additional details about The Effect of Changing Slope Angle on Extended Column Test Results: Can We Dig Pits in Safer Locations?

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: The Effect of Changing Slab Thickness on Fracture Propagation
Date: 2008-09-22
Authors: Ron Simenhois, Karl Birkeland
Description: Many avalanches are triggered from shallower parts of a slope. Past research demonstrates that initiating fractures in such areas is easier than in de...
Object ID: P__8045.pdf
Keywords: ect, extended column test, pst, propagation saw test, fracture propagation
View additional details about The Effect of Changing Slab Thickness on Fracture Propagation