Dredging- Paraguai River

Dredging of sand, on a moving bed bottom, aiming the improvement of the navigation channel.

Dredging- Madeira River

Dredging of Critical Steps on the Madeira Waterway, in the States of Amazonas and Rondônia.

Dredging- São Francisco River

Clearing critical steps in the navigation channel, by dredging material from the riverbed.

Jet Probe

Feasibility study for dredging works.

Dredging - Taquari River

Execution of underwater excavation of materials aiming the improvement of Taquari River's navigation.