Pitarrilla Mine

Project Highlights:

  • 112 Mt Tailings Storage Facility Design
  • Site-Wide Water Management Plan
  • Definitive Feasibility Study
  • MIA (Environmental Impact Statement)
  • Geologic Mapping
  • Hydraulic Design

Tierra Group participated as a member of a multi-disciplinary project team to develop a Definitive Feasibility study for a 16,000 tpd silver mine in Durango, Mexico. Tierra Group's responsibilities included designing a 112 Mt tailings storage facility, developing a site-wide water balance, and writing sections for the Manifestación de Impacto Ambiental (MIA) (Environmental Impact Statement).

Project Highlights:

  • 112 Mt Tailings Storage Facility Design
  • Site-Wide Water Management Plan
  • Definitive Feasibility Study
  • MIA (Environmental Impact Statement)
  • Geologic Mapping
  • Hydraulic Design

Similar projects

Douglas County Public Works

Tierra Group updated the County’s Standard Operating Procedures (SOPs) for Municipal Operations to maintain the County’s compliance with the requirements for stormwater discharges from the County’s municipal separate storm sewer system (MS4) under the Colorado Discharge Permit System (CDPS). Tierra…

VIEW PROJECT

La Libertad Mine

Tierra Group engineers designed La Esperanza TSF, a 2.1-km long, 35-m high, earthfill tailings dam with an HDPE lined impoundment footprint of 840,000 m2. Tierra Group designed and provided Construction Quality Assurance (CQA) for all subsequent downstream dam stages. Stage…

VIEW PROJECT

Cerro Negro

Tierra Group was selected to assist Goldcorp with global Tailings Stewardship Strategy (TSS) implementation at all of Goldcorp’s active tailings sites in Latin America (Mexico, Argentina, and Guatemala). Tierra Group worked in conjunction with Goldcorp and another global engineering consulting…

VIEW PROJECT

Orotex Mine Project

Tierra Group provided tailings engineering design and consulting services for the redevelopment of the Orotex underground mine in Alajuela, Costa Rica. Tierra Group's areas of responsibility included tailings and water management in this environmentally sensitive, high rainfall, tropical, mountainous region.

VIEW PROJECT

Topia Mine

Topia Mine Phases 1-3Tierra Group supervised the first 3 phases of Geologic Mapping and Instrumentation Installation and developed a Mechanically Stabilized Earth Wall Design at Great Panther Silver’s Topia Mine in Durango, Mexico.

VIEW PROJECT

Tonopah Flats | Tailings Storage Facility

Tierra Group assisted with developing tailings disposal alternatives.

VIEW PROJECT

Gediktepe Peer Review

Tierra Group provided technical direction and review of the Gediktepe Heap Leach Facility (HLF), ponds, and waste rock dump facility designs. Tierra Group will also provide CQA review during HLF construction.

VIEW PROJECT

Newcrest Telfer Tailings Stewardship

Tierra Group provided Tailings Stewardship Services for TSFs and water dams at the Cadia, Terfer, and Red Chris properties. Responsibilities included data/report review; identifying and assisting the client with managing risks, liabilities, controls, and reporting; evaluating progress towards GISTM compliance;…

VIEW PROJECT

Amulsar Gold Project

Tierra Group completed a technical review of the heap leach pad for the Amulsar Mine property owned by Lydian Armenia located near the town of Jermuk to the southeast of Armenia. The heap leach pad consists of four phases with…

VIEW PROJECT

Jerritt Canyon Mine

2023 Dam Inspections/Review Tierra Group completed a site visit to inspect three tailings storage facilities (TSFs) and the Evaporation Pond. In addition to the site visit and dam inspections, design and monitoring reports (prepared by others) were reviewed for each…

VIEW PROJECT

Dam Assessment

Tierra Group performed a site visit and visual inspection of a dam to assess its overall condition and provide the Owner recommendations for continued maintenance, monitoring, and improvements. The assessment was a follow-up to previous work completed by Tierra Group…

VIEW PROJECT

AranzazĂș Mine

The Aranzazú Mine is a copper-gold-silver mine located in the northeastern region of Zacatecas, Mexico. The mine includes both open pit and underground operations. The mill currently processes 2,600 tonnes of ore per day. Tierra Group finalized the geotechnical investigation…

VIEW PROJECT