
Tierra Group supervisó las 3 primeras fases de mapeo geológico e instalación de instrumentación y desarrolló un diseño de muro de tierra estabilizado mecánicamente en la mina Topia de Great Panther Silver en Durango, México.
Tierra Group provided Tailings Stewardship Services, including a dam inspection, slope stability review and operational improvements. The Guanacevi tailings storage facility, located in Durango, Mexico, consists of dry-stack (Press filtered) tailings placed atop a conventional (slurry) tailings storage facility.
Tierra Group began work at La Trinidad providing heap leach pad construction recommendations and a water balance. Tierra Group continued support with a heap leach pad expansion design, slope stability analyses, hydrologic analyses, diversion design, liner design, and leach solution…
Heap Leach Procurement & Construction Quality Assurance Tierra Group provided Issued for Construction (IFC) design drawings and specifications for procurement requirements for the expansion of the Camino Rojo HLF. Information required included liner specifications, drainage collection piping, and quantities. Additionally,…
Tierra Group provided Tailings Stewardship Services including a dam inspection, slope stability analysis review and operational improvements for Endeavour Silver’s Bolanitos tailings storage facility.
Tailings Storage Facility (TSF) AuditTierra Group performed the La Caridad TSF Audit. Tierra Group’s scope of work entailed a site visit, data review, dam safety inspection (DSI), site interviews, and best management practices training for operations personnel.
Tierra Group performed an initial site visit to Coeur Mining’s Palmarejo Mine to conduct dam safety inspections of the tailings storage facility, environmental control dam, water diversion dam, and water diversion channel. Prior to the site visit, Tierra Group reviewed…
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…
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…
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.
El Gallo is a 3,000 tpd open-pit gold/silver mine located in the foothills of the Sierra Madre Mountain Range in Mexico’s Sinaloa State. Gold is recovered through heap leaching and adsorption/desorption/recovery (ADR). Production commenced at El Gallo with the first gold pour in September…
Dry Stack Tailings Options Analysis Tierra Group performed an independent TSF expansion engineering design peer review. The review resulted in cost savings ($650,000) without compromising the facility's design integrity over the original design. Tierra Group also provided full-time CQA. Tierra…
TSF Design and CQA Tierra Group provided detailed Stage 1 and 2 Tailings Storage Facility design, conducted a process plant geotechnical foundation investigation, and provided Construction Quality Assurance for Sunshine Silver Mining's Los Gatos Project in Chihuahua, Mexico. Tierra Group then…











