XI ICOLD BENCHMARK WORKSHOP ON NUMERICAL ANALYSIS OF DAMS Valencia, October 20-21, 2011 THEME A Effect of concrete swelling on the equilibrium and displacements of an arch dam FORMULATION Dr Christine Noret Mr Xavier Molin CONTACT Coyne et Bellier – Tractebel Engineering, rue du 19 mars 1962, 92622 Gennevilliers Cedex, France