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  1. An early propagation saw test with an extra long column


    from Bruce Jamieson Added 384 1 0

    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)


      from Bruce Jamieson Added 444 2 0

      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


        from Bruce Jamieson Added 316 2 0

        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


          from Bruce Jamieson Added 619 3 0

          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


            from Bruce Jamieson Added 218 0 0

            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


              from Bruce Jamieson Added 218 0 0

              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


                from Bruce Jamieson Added 13.2K 113 7

                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?


                  from Bruce Jamieson Added 1,414 4 0

                  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


                    from Bruce Jamieson Added 78 0 1

                    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


                      from Bruce Jamieson Added 153 1 1

                      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


                        from Bruce Jamieson Added 114 1 0

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                        • Deep Slab Avalanche Research


                          from Bruce Jamieson Added 432 0 0

                          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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                          Videos 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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