El Mauro Evacuator Construction Stage 4, Tailings Dam

AMSA Minera Los Pelambres
CONSTRUCTION OF EVACUATOR STAGE 4, EL MAURO TAILINGS DAM

Location: IV Region. Chile
Cost: +US$30 Million
Duration: 2023 – 2025

Description:

The project includes the construction of an emergency system that allows to control the flooding of the pond during episodes of extreme rainfall.

Main works:

Surface Works:

  • Roads and access platforms construction
  • Collection tower construction
  • Cooling chamber construction
  • Dump parapet construction

Underground Works:

  • Vertical Shaft Construction of 125 m (Raiseborer)
  • Lower Connection Works of 13 m
  • Dissipative pit 2,5m in diameter and 5m. in length
  • 3m stage 25 plug
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