www.hydrocosmos.ch Hydrocosmos bureau d'ing�nieurGd-Rue imm. Laurence. Efficiency A high level of complexity intrinsically characterizes all natural systems. To apprehend and master these systems a multidisciplinary approach is required. Only a synergetic combination of core competences from various fields will allow a project to withstand the economic scrutiny and the pressure of a highly competitive market. New strategies leverage a deep, full exploitation of best current practice and techniques and broaden the scope of expertise to yield best results. All the entities involved in the process, the planers, the construction companies, administrators, and decision makers have to jointly embrace this approach of depth and breadth to find a globally optimal solution. HydroCosmos is dedicated to foster inclusive partnerships/syndication by contributing numeric modelling as its special service to the hydraulic engineering community. Hydr