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 completed a geotechnical investigation, which included overseeing hollow stem auger (HSA) drilling and laboratory testing, that characterized the existing earthen dam. Tierra Group completed a low-level outlet structure design that was believed to have been compromised by internal…
Tierra Group completed a TAA for the North Mara Tailings Storage Facility (TSF). The TAA was completed to ensure the TSF and site operations complied with Barrick’s Tailings Management Standard, which closely mirrors the Global Industry Standard on Tailings Management (GISTM)…
Tierra Group's Matt Fuller, LEG, P.Geo. serves as one of three ITRB technical experts providing technical assurance of the Engineer of Record’s design and monitoring compliance with BC regulations, the Newmont Corporate Tailings Standard, and industry best practices.
Tierra Group completed a siting study to evaluate six potential sites for a paste TSF. Tierra Group prepared civil layouts for each TSF, determining embankment fill volumes, evaluating required diversions for upstream catchment areas, and pipeline corridor layouts. Tierra Group…
Jaguar's gold operations, Turmalina, Paciência and Caeté, are located in the Iron Quadrangle region, a prolific greenstone belt near the city of Belo Horizonte in the state of Minas Gerais, Brazil. Jaguar controls 27,357 hectares of mineral concessions in this…
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…
Tierra Group performed Resident Engineering and Construction Quality Control/Assurance during a pilot Heap Leach Facility construction, and Life of Mine Heap Leach and Tailings Sorage Facility siting, design, and tailings management at Lane Xang Minerals' Sepon Mine in Laos.
Tierra Group performed a tailings storage facility safety (TSF) audit for the 90 m high upstream constructed tailings dam at La Negra Mine in Querétaro, Mexico. The project included a TSF dam inspection and Dam Safety Inspection Report (DSIR) containing operational…
Tierra Group performed Dam Safety Reviews (DSRs) for Nyrstar’s tailings storage facilities (TSFs) located in Tennessee, United States. Tierra Group served as the Tailings Reviewer to ensure conformity with local regulations, the Nyrstar Tailings Storage Facility (TSF) Standard, and to…
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;…
GoldSim Training Tierra Group provided GoldSim training to the Agnico Team and updated the heap leach water balance. Phase 2 & 3 Heap Leach Pad Design and Construction Quality Assurance Tierra Group provided engineering design services for the Phase 2 and 3…
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 completed a geotechnical investigation, which included overseeing hollow stem auger (HSA) drilling and laboratory testing, that characterized the existing earthen dam. Tierra Group completed a low-level outlet structure design that was believed to have been compromised by internal…
Tierra Group completed a TAA for the North Mara Tailings Storage Facility (TSF). The TAA was completed to ensure the TSF and site operations complied with Barrick’s Tailings Management Standard, which closely mirrors the Global Industry Standard on Tailings Management (GISTM)…
Tierra Group's Matt Fuller, LEG, P.Geo. serves as one of three ITRB technical experts providing technical assurance of the Engineer of Record’s design and monitoring compliance with BC regulations, the Newmont Corporate Tailings Standard, and industry best practices.
Tierra Group completed a siting study to evaluate six potential sites for a paste TSF. Tierra Group prepared civil layouts for each TSF, determining embankment fill volumes, evaluating required diversions for upstream catchment areas, and pipeline corridor layouts. Tierra Group…
Jaguar's gold operations, Turmalina, Paciência and Caeté, are located in the Iron Quadrangle region, a prolific greenstone belt near the city of Belo Horizonte in the state of Minas Gerais, Brazil. Jaguar controls 27,357 hectares of mineral concessions in this…
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…
Tierra Group performed Resident Engineering and Construction Quality Control/Assurance during a pilot Heap Leach Facility construction, and Life of Mine Heap Leach and Tailings Sorage Facility siting, design, and tailings management at Lane Xang Minerals' Sepon Mine in Laos.
Tierra Group performed a tailings storage facility safety (TSF) audit for the 90 m high upstream constructed tailings dam at La Negra Mine in Querétaro, Mexico. The project included a TSF dam inspection and Dam Safety Inspection Report (DSIR) containing operational…
Tierra Group performed Dam Safety Reviews (DSRs) for Nyrstar’s tailings storage facilities (TSFs) located in Tennessee, United States. Tierra Group served as the Tailings Reviewer to ensure conformity with local regulations, the Nyrstar Tailings Storage Facility (TSF) Standard, and to…
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;…
GoldSim Training Tierra Group provided GoldSim training to the Agnico Team and updated the heap leach water balance. Phase 2 & 3 Heap Leach Pad Design and Construction Quality Assurance Tierra Group provided engineering design services for the Phase 2 and 3…
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 completed a geotechnical investigation, which included overseeing hollow stem auger (HSA) drilling and laboratory testing, that characterized the existing earthen dam. Tierra Group completed a low-level outlet structure design that was believed to have been compromised by internal…