Tierra Group provided slope stability analysis for Agnico Eagle’s dry stack tailings storage facility containing 330,000 tonnes of tailings.
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…
Tierra Group served as an independent subject matter expert for the Quinsam Coal Corporation (QCC) Independent Tailings Review Board (ITRB) in British Columbia, Canada. The annual review process included review of existing documents, a site visit, and collaborative meetings with…
Tierra Group represented Oracle Ridge Mining as the Qualified Person for portions of the feasibility-level design including the Dry Stack Tailings Storage Facility (TSF) Design, Site-Wide Stormwater Management, Water Supply Pipelines, Haul Road and Access Road Design Improvements, and the…
Tierra Group evaluated and prepared the closure design for Aurora's TSF1 facility. Design components included civil grading of closure surface, stability analysis of closure slopes, and hydraulic design of channels and spillways. A final design support was prepared by Tierra…
Tierra Group provided an annual third-party tailings storage facility and heap leach facility technical review at Anagold’s Çöpler Gold Mine in Middle Anatolia, Turkey.
Tierra Group performed a detailed engineering design for a 4km access road and diversion channel, and the feasibility design for water diversion structures (including electrical and mechanical layout for a pump station). Tierra Group also performed a geotechnical investigation and updated…
Tierra Group carried out a desktop Due Diligence review of a Preliminary Economic Assessment for a mine development project in the USA. Tierra Group’s review included; mine plan and production schedule, metallurgical testwork, process design, plant water balance, infrastructure updates, tailings…
Tierra Group provides Tailings Stewardship Services for Nyrstar's Myra Falls Mine Tailings Storage Facility. Tierra Group performed a 5-year Dam Safety Review consistent with the Canadian Dam Association protocols, site training and in depth inspections of management practices and facilities…
Tierra Group developed a site-wide water management plan to improve operational water usage and management at Jaguar Mining's Turmalina Complex in Minas Gerais, Brazil. Turmalina is a zero-discharge facility that required optimizing tailings supernatant usage in the process, enhanced evaporation…
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…
Lode-Star Gold, Inc., in advance of their proposed mining operations, submited a Physical Separation Facility application with the State of Nevada for their Goldfield Bonanza Project located in Esmeralda County, Nevada. The mine, located in the historic high-grade gold-bearing district of…
Tierra Group served on an Independent Engineering Team performing a tailings management and operations Due Diligence Technical Review at the Morro do Ipe iron ore mine in Minas Gerais, Brazil.
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