Decharacterization of the Germano Dam
Mining
Technical Sheet
End Customer:

Samarco

Location:

Mariana/MG

Contract Period:

June/2020 to November/2024

Scope of work:

Execution of the Decharacterization works of the Germano Dam – 2nd Phase – Reinforcement Berm of the Main Dam, Filling of Axis 1, North Spillway and Regrade Stage 1.

Execution of earthworks and drainage works, which are integral parts of the Alegria Sul Waste Rock and Filtered Tailings Disposal Pile (PDER) Projects, Alegria Sul Tailings Disposal System (SDR) and Alegria Sul Drainage and Sediment Control System.

Execution of earthworks and civil works on the Sela, Selinha, Tulipa and Axis 1 dikes at the Germano dam,

4D planning of the works and monitoring of planning and quality through augmented reality and digitalization of the processes of these sectors.

Description:
Earthworks:

6,000,000 m³

Aggregates:

700,000 m³

Concrete:

25,000 m³

Drainage:

+ 10 km of surface drainage

Instrumentation:

+ 2 km of instruments installed