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  1. High speed propagation saw tests

    01:19

    from Bruce Jamieson / Added

    515 Plays / / 0 Comments

    During the development of the propagation saw tests, we became proficient doing the test, as James Floyer and Dave Gauthier demonstrate in this video.

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    • Fracture character in compression tests

      10:02

      from Bruce Jamieson / Added

      2,442 Plays / / 1 Comment

      This presentation video for advanced recreationists and practitioners identifies the five types of fracture character and shows the frequency of skier triggering on slopes that exhibited each type…

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      • Measuring the snowpack stress under skiers and snowmobiles

        13:54

        from Bruce Jamieson / Added

        1,384 Plays / / 6 Comments

        After one winter of field measurements for his MSc program, Scott Thumlert talks about the stress in the snowpack under skiers and snowmobiles.

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        • An early propagation saw test with an extra long column

          00:15

          from Bruce Jamieson / Added

          306 Plays / / 0 Comments

          For weak layers up to 100 cm vertically below the surface, SWAG recommends a 100 cm long column. In the early days we used a variety of column lengths. This is a long one! Thomas Exner is the saw…

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          • A propagation saw test (PST)

            00:09

            from Bruce Jamieson / Added

            351 Plays / / 0 Comments

            A propagation saw test (PST) in an surface hoar layer under a soft slab. Indicates fracture propagation is likely where conditions are similar.

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            • Rutschblock test, RB4

              00:17

              from Bruce Jamieson / Added

              343 Plays / / 0 Comments

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              • Propagation saw test (PST)

                13:33

                from Bruce Jamieson / Added

                834 Plays / / 1 Comment

                This video explains why the the PST was developed, shows two demonstrations of the propagation saw test, explains the usual interpretation of test results, and shows how it performed next to real…

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                • Estimating extreme avalanche runout for the Columbia Mountains and Fernie Area

                  16:43

                  from Bruce Jamieson / Added

                  154 Plays / / 1 Comment

                  Katherine Johnston explains her MSc research on statistical estimation of extreme avalanche runout for the Columbia Mountains and for the Fernie Area.

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                  • SWarm - Forecasting daytime warming of the upper snowpack

                    10:30

                    from Bruce Jamieson / Added

                    321 Plays / / 1 Comment

                    This presentation explains the basics of daytime snowpack warming over terrain and introduces SWarm. SWarm is a free spreadsheet that uses the maximum solar radiation to estimate daytime warming…

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                    • SWarm demo 3 June 2011

                      03:09

                      from Bruce Jamieson / Added

                      81 Plays / / 0 Comments

                      SWarm is a free spreadsheet developed by Laura Bakermans for her MSc thesis with ASARC. SWarm estimates the daytime warming 10 cm below the snow surface based on the maximum solar radiation over idealized…

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                      • Demo of GSWarm - daytime snowpack warming over real terrain

                        07:03

                        from Bruce Jamieson / Added

                        115 Plays / / 0 Comments

                        GSWarm is a website that displays the estimated daytime snowpack warming over real terrain for selected areas in western Canada, such as Rogers Pass and Crowsnest Pass. The video is a demo of how…

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                        • Pops & Drops (fracture character)

                          04:09

                          from Bruce Jamieson / Added

                          515 Plays / / 0 Comments

                          Pops and Drops is a means of classifying the appearance or character of fractures in compression tests. Potentially, Pops & Drops can help backcountry recreationists recognize whether skier-triggered…

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                          Bruce Jamieson

                          Here are all of the videos that Bruce Jamieson has uploaded to Vimeo. Appearances are videos that Bruce Jamieson has been credited in by others.

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