Tierra Group supported proposed Rapid Infiltration Basins Geotechnical Investigation at Au-reka Gold Corporation’s Cove Project in Nevada. Investigation included borehole drilling, test pits, infiltration testing and permeability testing.
Tierra Group designed and implemented a stability and safety monitoring plan for Torex Gold’s Morelos Mine dry stack tailings storage facility (TSF). The monitoring plan includes installing inclinometers and vibrating wire piezometers, and training operations staff to download instrumentation readings.…
Los Lirios is a brownfields mine development project in southern Honduras. Los Lirios lies adjacent to an extensive shrimp-farming industry which raises water quality and supply awareness. Tierra Group is implementing a pre-development baseline water characterization study for the proposed…
Tierra Group provided a Third-Party review of the Hermosa Project Tailings Storage Facility Design and Construction stages 1 & 2 in Patagonia, Arizona
Tierra Group supported construction of the San Albino Mine in Nueva Segovia, Nicaragua. Tierra Group designed a dry stack drum filtered-tailings storage facility. A siting study optimized the dry stack location and minimized CAPEX and OPEX. Tierra Group developed a site-wide water…
Tierra Group is the Engineer of Record (EoR) for two tailings dams at the Aurora Mine. Tierra Group provided annual dam safety inspections for the tailings dams to meet Nevada Division of Water Resources (NDWR) Dam Safety permit requirement. Work included…
Tierra Group conducted an Independent Technical review of Vista Gold Corp’s Mt. Todd Tailings Storage Facility Expansion in Northern Territory, Australia.
Tierra Group performed a pre-investment technical tailings due diligence review.
The Midas Mine is located in northern Nevada, and is owned and operated by Klondex Mines LTD. The mine is an underground mine with an operating mill. The mine’s existing tailings facilities are nearing their end of operating life and…
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 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.
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 provided a heap leach facility detailed design (for construction), procurement, CQA and project management for the Camino Rojo Mine in Zacatecas, Mexico.
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