14th German dam symposium and 7th ICOLD European Club dam symposium 17–19 September, 2007, Freising, Germany

The European Working Group on Internal Erosion had produced a summarising report of their work over the years 2003–2007. This 270-page report document was issued to all delegates and contains 22 papers of which eight were delivered in a parallel session.

Assessment of the Risk of Internal Erosion of Water Retaining Structures: Dams, Dykes and Levees, Intermediate Report of the European Working Group of ICOLD. Department of Hydraulic Engineering and Water Management, Technical University of Munich, 2007, 270 p.

Session Internal Erosion, Chairman J.-J. Fry

Fry, Presentation of the intermediate report

• Brown, Risk management
• Vuola, Konrad and Bartsch, Effects of Frost and Thaw on Dams
• Bridle, Delgado and Huber, Internal Erosion: Continuation and Filtration Approaches illustrated by a Case History
• Riha, Internal_erosion, Mostiste rockfill dam, Horka village levee
• Nilsson and Bartsch, Preventive measure and remedial works, Function analysis and strengthening by adding a d/s berm
• Perzlmaier, Hydraulic Criteria for Internal Erosion in uncohesive Soil
• Perzlmaier, Maintenance Strategy
• Sellmeijer and Koelewijn, Mechanism of Piping below dikes on sandy subsoil