Hydrological and hydraulic studies, hydraulic modeling and mapping of flood zones and hazards and their components (for historical and simulated floods).

Search for historical documents, study of existing documents, field surveys, hydrological and hydraulic studies, cross-section surveys, simulations of historical floods and calculations, mapping of flood zones, speeds and iso-submersions, participation in meetings working and presentation. Optional slices are as follows:

- firm tranche: analysis of existing studies, historical research, field surveys, auditions,

- optional tranche 1: hydrological analysis,

- optional slice 2: modeling flood flow,

- optional tranche 3: determination of flood fields (historical and simulated floods),

- optional tranche 4: determination of hazards (historical and simulated floods),

- optional tranche 5: meeting with local authorities and actors.