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  1. 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

      350 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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      • a PST on PI day

        01:03

        from Bruce Jamieson / Added

        277 Plays / / 0 Comments

        Scott Thumlert demonstrates a Propagation Saw Test in which only about 25 cm of a 118 cm long column was cut before the fracture propagated to the end of the column and - in this case - the block…

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        • A Thermal Peek Into Surface Hoar Growth

          01:42

          from Bruce Jamieson / Added

          564 Plays / / 0 Comments

          Surface hoar is quite particular. A number of different factors determine what aspects it grows on, and on what aspects it will grow bigger. This video shows a small area (~1 m on a side) with small…

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          • Calgary flood through Bowness June 2013, ~36 h after the peak

            00:53

            from Bruce Jamieson / Added

            207 Plays / / 0 Comments

            Many southern Alberta towns flooded, including High River, Canmore, Calgary. In Calgary both the Elbow and the Bow flooded. ~100,000 evacuated in Calgary. Large parts of the downtown flooded. These…

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            • Changes in the temperature of a buried melt-freeze crust

              02:16

              from Bruce Jamieson / Added

              174 Plays / / 0 Comments

              During visits to a shallow snowpack in the Rockies during the winter of 2010-11, Cora Shea took thermal images of the freshly exposed pit wall, and micro-photographs of the crystals in and adjacent…

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              • Common snowpack tests

                24:00

                from Bruce Jamieson / Added

                2,048 Plays / / 3 Comments

                A brief how-to for common snowpack tests to locate and assess instabilities within the snowpack, presented by Mike Conlan. Start times of tests in this video are as follows: 1:32 Compression…

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                • Considerable avalanche danger: How much riskier is it?

                  10:16

                  from Bruce Jamieson / Added

                  910 Plays / / 0 Comments

                  Based on an ISSW 2009 paper by Bruce Jamieson, Juerg Schweizer and Cora Shea, the presentation uses an event tree, an expert survey of triggering odds, Canadian Accident data and some large assumptions…

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                  • Cora's convocation, 7 June 2012

                    00:43

                    from Bruce Jamieson / Added

                    63 Plays / / 1 Comment

                    What a wonderful, brilliant person! Note the smile as Cora receives her PhD in Geophysics.

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                    • Cora and Max ski down from Chester Lake

                      06:48

                      from Bruce Jamieson / Added

                      115 Plays / / 1 Comment

                      Some helmet cam clips of Cora skiing down from Chester Lake in Kananaskis Country with Max. Cora's probably has about 30 lbs of gear in her pack. Max's pack is lighter!

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                      • Cora introduces Max to kayaking

                        01:11

                        from Bruce Jamieson / Added

                        95 Plays / / 0 Comments

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                        • Deep Slab Avalanche Research

                          07:17

                          from Bruce Jamieson / Added

                          366 Plays / / 0 Comments

                          Mike Conlan's PhD research aims to improve forecasting for deep slab avalanches. Presented at the Canadian Avalanche Association/Canadian Avalanche Centre's Spring Conference on May 4,…

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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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