Proyecto Goldfield Bonanza

Lode-Star Gold, Inc. en anticipación a sus operaciones mineras propuestas se está preparando para presentar una petición de instalación de procesos de separación física en el estado de Nevada para su proyecto Goldfield Bonanza ubicado en el condado Esmeralda de Nevada. La mina está ubicada en el histórico distrito de alto grado aurífero Goldfield, Nevada, este distrito produjo poco menos de 4 millones de onzas de oro durante la época de los años 1904 a 1918. Como parte de la petición de permiso, Tierra Group está preparando las opciones de diseño para el depósito de roca estéril dentro de las labores subterráneas y pozos abandonados en el lugar. Tierra Group también ha asistido preparando figuras y planos conceptuales necesarios en el proceso de permiso.


Similar projects

2020 TSF Annual Dam Inspection

Tierra Group completed an annual dam safety inspection (DSI) to meet both Nevada Division of Water Resources (NDWR) Dam Safety and the client's requirements. The DSI included reviewing monitoring data, a dam and appurtenant structures inspection, and a DSI report.

VIEW PROJECT

Tailings Review & Assurance Audit | Montana

Tailings Management Assurance Review Tierra Group served as the Lead Auditor and conducted MARs for the TSFs at this confidential project. Tierra Group reviewed all available facility documentation, including OMS Manuals, EAPs, design reports, As-Built Reports, annual inspection reports, and other…

VIEW PROJECT

Black Butte Copper Project

Tierra Group performed an independent engineering design review of a Cemented Tailings Facility (CTF) and multiple processes and freshwater ponds. Tailings will be mixed with cement at the paste plant and deposited in the CTF along with underground mine development…

VIEW PROJECT

New Jersey Mill TSF

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…

VIEW PROJECT

NioCorp’s Elk Creek | Tailings Storage Facility (TSF) Feasibility Study

Tierra Group advanced the TSF design to a Feasibility Level according to the Canadian National Instrument NI 43-101 and the U.S. Security and Exchange Commission’s Subpart SK-1300 regulation. Tierra Group’s scope of work included a geotechnical investigation, engineering analysis, and TSF…

VIEW PROJECT

Sweetwater Mine

Sweetwater Mine Permitting Tierra Group’s Team began work at the Sweetwater mine in 1993 assisting permitting and developing tailings impoundment management strategies for the mine. We successfully designed and installed an innovative internal seal for repair of the mine’s damaged…

VIEW PROJECT

Tennessee Mines

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…

VIEW PROJECT

Brushy Creek

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…

VIEW PROJECT

Dona Lake DSR

Serving on Newmont Goldcorp’s Tailings Independent Review Board, Tierra Group provided an Independent Dam Safety Review for the Dona Lake Mine tailings storage facility in Pickle Lake, Ontario, Canada.

VIEW PROJECT

Ray Mine

Tierra Group is implementing a corporate Tailings Stewardship Strategy (TSS) at all of ASARCO Grupo Mexico’s mines in Arizona, USA (Hayden, Mission and Ray mines). Tierra Group conducted a site visit to each site to perform dam safety inspections, interview…

VIEW PROJECT

Bunker Hill

Dry Stack Tailings Storage Facility Tierra Group designed a dry stack TSF to store excess tailings from the underground paste backfill. The dry stack TSF was challenging, given the limited land area, steep terrain, seasonal cold weather, and surface water…

VIEW PROJECT

Brushy Creek 2

Tierra Group was commissioned by Doe Run to design a new tailings storage facility at the Brushy Creek Mine. Tierra Group completed a geotechnical investigation including boring, classifying, and sampling soil and rock. Trade-off studies were performed to minimize construction…

VIEW PROJECT