• Activities of the Japanese-Norwegian collaboration of snow avalanche research during the winters 1990/1991 and 1991/1992. Final report 

      Bakkehøi, Steinar; Kristensen, Krister; Nishimur, Koichi; Norem, Harald; Sandersen, Frode (NGI-rapport;58120-29, Research report, 1993-03-05)
      The report gives a brief summary of the activities carried out by the Japanese - Norwegian collaboration on snow avalanche reasearch during the winters of 1990/1991 and 1991/1992. The research was mainly carried out in the ...
    • Activities of the Japanese-Norwegian collaboration on snow avalanche research, march 1991 

      Norem, Harald; Nishimura, Koichi; Bakkehøi, Steinar (NGI-rapport;58120-23, Research report, 1991-08-01)
      The report gives a brief summary of the activities carried out by the Japanese - Norwegian collaboration on snow avalanche reasearch during the winter of 1990/19991. The research was mainly carried out in the Ryggfonn ...
    • Adaptation for practitioners 

      Løkke, Arnkjell (NGI-rapport;20150014-13-R, Research report, 2018-12-18)
      An important attribute of the recently developed REDWIN foundation models – developed to be used for integrated analyses of offshore wind turbines (OWTs) – is that they are flexible in how their input can be obtained. ...
    • Analyse av værforhold ved utvalgte skredsituasjoner i Ørsta 

      Christianidis, s.; Lied, Karstein; Bakkehøi, Steinar (NGI-rapport;58308-22, Research report, 1981-03-17)
      The meteorological phenomena of avalanches in Nivane, ørsta, Norway, for the period from 1960 to 1980 and for the years 1941 and 1942 have been analysed. We have analysed the meteorological phenomena of some situations ...
    • Annual Report 2017 [SP 4 FoU Snøskred] 

      Issler, Dieter; Gauer, Peter; Gisnås, Kjersti; Glimsdal, Sylfest; Jaedicke, Christian; Sandersen, Frode (NGI-rapport;20170131-05-R, Research report, 2018-01-12)
      During the first year of the project period 2017–2019 of NGI's research project on snow avalanches, work was carried out in all five work packages (WP 1 – Ryggfonn and model development, WP 2 – Statistical tools, WP 3 – ...
    • Annual Report 2018 [SP 4 FoU Snøskred] 

      Issler, Dieter; Gauer, Peter; Glimsdal, Sylfest; Jaedicke, Christian; Sandersen, Frode (NGI-rapport;20170131-11-R, Research report, 2018-12-21)
      In the second year of the present three-year project period, core and/or long-term activities were continued: -experiments at Ryggfonn and maintenance of the site, -infrasound monitoring along State Road 15 between Fonnbu ...
    • Annual Report 2019 [SP4 FoU Snøskred] 

      Issler, Dieter; Gauer, Peter; Glimsdal, Sylfest; Jaedicke, Christian; Sandersen, Frode; Gisnås, Kjersti (NGI-rapport;20170131-17-R, Research report, 2020-05-28)
      NGI has conducted research on avalanches and related processes since 1973. This report gives a short insight in the work done in 2019. While experiments with artificial release of avalanches in the Ryggfonn experimental ...
    • Annual Report 2020 

      Gauer, Peter; Salazar, Sean; Robinson, Kate; Issler, Dieter; Frauenfelder, Regula; Langeland, Henrik; Liu, Zhongqiang; Domaas, Ulrik; Jaedicke, Christian; Gilbert, Graham (NGI-Rapport;20200017-02-R, Research report, 2021-03-19)
      During the first year of the project period 2020-2022 of NGIs research project on Snow avalanches, Applied Avalanche Research in Norway (AARN), work was conducted in all three work packages (WP 1 – Avalanche formation and ...
    • Annual Report 2021 

      Gauer, Peter; Salazar, Sean; Robinson, Kate; Issler, Dieter; Frauenfelder, Regula; Liu, Zhongqiang; Jaedicke, Christian; Gilbert, Graham (NGI-Rapport;20200017-03-R, Research report, 2022-04-08)
      During the second year of the project period 2020-2022 of NGIs research project on snow avalanches, Applied Avalanche Research in Norway (AARN), work was conducted in all three work packages (WP 1 – Avalanche formation and ...
    • APALI – Avalanche Probability Along Linear Infrastructure 

      Issler, Dieter (NGI-Rapport;20200431‐01‐TN, Research report, 2023-09-28)
      To secure linear infrastructure in the most cost-efficient manner, hazard hot-spots need to be known not only with regard to the intensity of possible events but also their probability. Traditional hazard mapping methods ...
    • Applied Avalanche Research in Norway: Fonnbu 50-year celebration 

      Gisnås, Kjersti; Issler, Dieter; Hancock, Holt (NGI-Rapport;20230100-02-R, Research report, 2023-11-10)
      NGI’s avalanche research station at Strynefjellet in western Norway was officially opened in October 1973, and in September 2023 NGI and the AARN project invited to a 3- day celebration in Stryn. The aim of the celebration ...
    • Arctic Report Card 2021: Glacier and Permafrost Hazards 

      Wolken, Gabriel J.; Liljedahl, Anne K.; Brubaker, Michael; Coe, J.A.; Fiske, G.; Christiansen, Hanne H; Jacquemart, Mylene; Jones, Benjamin M.; Kääb, Andreas; Løvholt, Finn; Natali, Sue; Rudy, Ashley C A; Streletskiy, D. (Research report, 2021)
    • Avalanche observations versus numerical avalanche model: Simple test of model performance 

      Gauer, Peter; Aalerud, Annicken Helene; Body, Nellie Sofie (NGI-Rapport;20200017-04-TN, Research report, 2021-03-22)
      Hazard assessment for landuse planning in snow avalanche prone areas requires, besides knowledge of return periods, the specification of expected runout distances. For a complete risk assessment, additionally, the intensity ...
    • Avalanche studies and model validation in Europe, SATSIE. 2. annual report 

      Issler, Dieter (NGI-rapport;20021048-06, Research report, 2004-11-30)
    • Avalanche studies and model validation in Europe, SATSIE. 3. Annual report 

      Issler, Dieter (NGI-rapport;20021048-11, Research report, 2005-12-01)
    • Avalanche studies and model validation in Europe, SATSIE. Final report 

      Issler, Dieter (NGI-rapport;20021048-15, Research report, 2006-08-10)
    • Avalanche studies and model validation in Europe, SATSIE. Management progress report 

      Lied, Karstein (NGI-rapport;20021048-02 Rev. 1, Research report, 2003-12-12)
      This report is Revision l of the Management Report, delivered to the Commission April 30. 2003. The revision is updated concerning Milestones, Deliverables, Gantt diagram and allocation ofmanpower and other costs to the ...
    • Avalanche studies and model validation in Europe, SATSIE. Ryggfonn measurements winter 2004/2005 

      Kristensen, Krister (NGI-rapport;20021048-08, Research report, 2005-12-01)
      This report presents data collected from the full-scale avalanche test site Ryggfonn during the Winter 2004/2005. The weather and snow conditions are described and when possible, the avalanches have been characterized ...
    • Avalanche studies and model validation in Europe, SATSIE. Ryggfonn measurements. Winter 2002 / 2003 and 2003 / 2004 

      Gauer, Peter (NGI-rapport;20021048-05, Research report, 2004-11-30)
      This report presents data collected from the full-scale Ryggfonn project during the Winters 2002/2003 and 2003/2004. The weather and snow conditions described and when possible, the avalanches have been characterized ...
    • Befaringsnotat Grandefonna, Geiranger 

      Breien, Hedda (NGI-rapport;20170131-14-TN, Research report, 2020-06-26)
      Grandefonna i Geiranger gikk 17. januar 2019 etter en periode med stort snøfall (NV-situasjon) og stengte vegen. I løpet av 3-5 dager i midten av januar kom det omkring 70-100 cm snø i området. Det var ikke spesielt mye ...