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Dataset

 

ICECAPS-MELT: Manual shear strength from a 1-m snow profile in SW Greenland (August 2024)

Update Frequency: Not Planned
Latest Data Update: 2025-08-11
Status: Pending
Publication State: Preview
Publication Date:

THIS RECORD HAS NOT BEEN PUBLISHED YET - PREVIEW ONLY!
Abstract

Shear strength (kPa) was measured in a 1-m deep snow profile from southwest Greenland (Camp Raven, 66.48 N, 46.30 W, 2331 m asl) during Spring 2024. The snow profile measurements were made adjacent to an autonomous atmospheric and glaciological platform (the SLEIGH) as part of the ICECAPS-MELT experiment. This profile was made 2-3 m away from the SLEIGH.

Citable as:  [ PROVISIONAL ] Earth and Space Research; Washington State University; University of Leeds; National Centre for Atmospheric Science; CIRES; NSIDC; University of Wisconsin - Madison; Town, M.; Guy, H.; Sledd, A.; Gallagher, M.; Olsen, E.; Walden, V.; Shupe, M. (9999): ICECAPS-MELT: Manual shear strength from a 1-m snow profile in SW Greenland (August 2024). NERC EDS Centre for Environmental Data Analysis, date of citation. https://catalogue.ceda.ac.uk/uuid/3ef571a45bcc4d95aaf8e48569a21ab5

Abbreviation: Not defined
Keywords: Greenland, snow profile, shear strength, ICECAPS, ICECAPS-MELT, Camp Raven

Details

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Previously used record identifiers:
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Data lineage:

Shear strength was measured using one of two shear frames (100 cm2, 250 cm2) with one of two fish hook scales (range 0-110 N and 0-250 N). The choice depended on the strength of the snow relative to the force scale range. The measurements were made using American Avalanche Association standards from Snow, Weather, and Avalanche Guidelines, 4th Edition, 2022. The measurements were made by preparing a column of snow approximately the same surface area as the shear frame. The shear frame was carefully tapped into the top of the snow column until flush. The fishhook scale was attached to shear frame and pulled such that the frame released in 1 s or less. Max force was recorded from the fishhook scale. Shear strength was computed as the ratio of the max force and shear frame cross-sectional area.

Data Quality:
Some spatial variability was apparent in snow properties based on unpublished compression strength measurements.
File Format:
Not defined

Process overview

This dataset was generated by instruments deployed on platforms as listed below.

Independent Instruments

Snow Shear Frame
Output Description

None

No variables found.