Tierra Group assisted with developing tailings disposal alternatives.
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…
Tierra Group prepared a Heap Leach Facility (HLF) design to an FS level, including a geotechnical investigation, HLF design basis and criteria, hydrology and water balance, geotechnical engineering analysis, specifications, material quantities, and design report. In addition, Tierra Group prepared…
Tierra Group provided Tailings Stewardship Services for Continental Gold’s Buriticá Project in Antioquia, Columbia which included permitting support, Third-Party Review and construction and operations support. Tierra Group oversaw the development of a 2D hydrodynamic model to support the design of…
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…
Earthworks & Construction Quality Control (CQC) Services Tierra Group provided earthworks and concrete Construction Quality Control (CQC) services for B2Gold's Fekola Mine in western Mali. Tierra Group overcame the remote location and kept a dedicated team on-site throughout the 2-year…
Tierra Group provides Tailings Stewardship Services for the Marlin Mine Tailings Storage Facility. Tierra Group performed a 5-year Dam Safety Review consistent with the Canadian Dam Association protocols, a Facilitated Risk Assessment, site training and in depth inspections of management…
Glencore’s Antapaccay mine is located in the Espinar province, Cuzco, Perú. Tierra Group logged geotechnical, geological and geo-mechanical properties of drill core advanced in Antapaccay's Northern Pit. Approximately 6,000 meters of core were logged. Specific samples were selected for geotechnical…
Tierra Group provided a raise design for Doe Run's Brushy Creek tailings embankment, a facility first commissioned in 1973. Cone penetration testing, liquefaction analysis, seepage modeling, and slope stability modeling were performed for the embankment. Hydrology, spillway design, and impoundment layout…
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…
Tierra Group is providing water management and geotechnical engineering services to support a Preliminary Feasibility Study at the Rhyolite Ridge Lithium Mine Project in Nevada.
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…
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 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…
Tierra Group prepared a Heap Leach Facility (HLF) design to an FS level, including a geotechnical investigation, HLF design basis and criteria, hydrology and water balance, geotechnical engineering analysis, specifications, material quantities, and design report. In addition, Tierra Group prepared…
Tierra Group provided Tailings Stewardship Services for Continental Gold’s Buriticá Project in Antioquia, Columbia which included permitting support, Third-Party Review and construction and operations support. Tierra Group oversaw the development of a 2D hydrodynamic model to support the design of…
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…
Earthworks & Construction Quality Control (CQC) Services Tierra Group provided earthworks and concrete Construction Quality Control (CQC) services for B2Gold's Fekola Mine in western Mali. Tierra Group overcame the remote location and kept a dedicated team on-site throughout the 2-year…
Tierra Group provides Tailings Stewardship Services for the Marlin Mine Tailings Storage Facility. Tierra Group performed a 5-year Dam Safety Review consistent with the Canadian Dam Association protocols, a Facilitated Risk Assessment, site training and in depth inspections of management…
Glencore’s Antapaccay mine is located in the Espinar province, Cuzco, Perú. Tierra Group logged geotechnical, geological and geo-mechanical properties of drill core advanced in Antapaccay's Northern Pit. Approximately 6,000 meters of core were logged. Specific samples were selected for geotechnical…
Tierra Group provided a raise design for Doe Run's Brushy Creek tailings embankment, a facility first commissioned in 1973. Cone penetration testing, liquefaction analysis, seepage modeling, and slope stability modeling were performed for the embankment. Hydrology, spillway design, and impoundment layout…
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…
Tierra Group is providing water management and geotechnical engineering services to support a Preliminary Feasibility Study at the Rhyolite Ridge Lithium Mine Project in Nevada.
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…
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 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…