El Limón Mine

Project Highlights:

  • MSE Dam Raise
  • TSF Design
  • Water Balance
  • Operations Plans
  • Rock-Fill Conventional TSF Design
  • PMF Hydrology and Hydraulics Designs
  • Facility Expansion
  • Tailings Coverage
  • Seismic Stability
  • Site-Wide Mine Closure & Reclamation Plan

Tierra Group engineers provided engineering consultancy, design, and construction services for three Tailings Storage Facilities (TSF) (Santa Rosa, Santa Rosa West, and San José) to facilitate 20 years of uninterrupted mine operations. Tierra Group’s services spanned the full tailings lifecycle including siting studies, environmental impact assessments, permitting, feasibility through detailed engineering design, bid documents, resident engineering, construction quality assurance, operations and maintenance, decommissioning, closure, and reclamation.

Tierra Group served as the Engineer of Record (EoR) for the Santa Rosa, Santa Rosa West, and San José TSFs. As the EoR, Tierra Group developed detailed TSF water balance spreadsheet tools, reviewed monitoring data collected by B2Gold and later Calibre each month, conducted annual TSF inspections, and prepared an annual monitoring report to document TSF performance and dam safety.

Project Highlights:

  • MSE Dam Raise
  • TSF Design
  • Water Balance
  • Operations Plans
  • Rock-Fill Conventional TSF Design
  • PMF Hydrology and Hydraulics Designs
  • Facility Expansion
  • Tailings Coverage
  • Seismic Stability
  • Site-Wide Mine Closure & Reclamation Plan

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