The mining projects are inseparable of the disturbances on the existing water regime. So, the knowledge of water regime is essential for design and planning the drainage system and so for managing the exploitation.

With the aim of minimising these impacts and monitoring the performance, environmental and operational, VISA Consultores does hydrological and hydraulic studies involving:

• quantification of surface flows;
• the determination of flow curves;
• the construction of natural and modified flood hydrographs;
• design of water retention infrastructures.