1. Saint-Venant Hydraulics Laboratory; Université Paris-Est (joint research unit EDF R&D, Cerema, ENPC); 6 quai Watier BP 49, 78401 Chatou France
2. Centre for Studies and Expertise on Risks, Environment, Mobility, and Urban and Country Planning (Cerema); 134 rue de Beauvais CS 60039 Margny Les Compiègne France
3. EDF Research and Development (EDF R&D); 6 quai Watier BP 49, 78401 Chatou France