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.
The Ernesto e Pau-a-Pique (EPP) Mine is located in the Municipality of Pontes e Lacerda, at 440 kms west of Cuiba City, Brazil. The mine is operated by Apoena Mining, a subsidiary of Aura Minerals Inc. Tierra Group was retained…
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 provided slope stability analysis for Agnico Eagle’s dry stack tailings storage facility containing 330,000 tonnes of tailings.
The Lagunas Norte Mine, operated by Barrick Misquichilca S.A., is an open pit gold mine located in the Quiruvilca district, Santiago de Chuco province, La Libertad department, Perú. The main study objective was to evaluate the volume of effluent discharge…
Nye-Hertzler Tailings Independent Review Panel (2020-2023) Tierra Group reviewed the TSF design to support an NI 43-101 compliant Feasibility Study. The TSF design incorporated a paste tailings disposal method in an environmentally sensitive fisheries habitat. Tierra Group sits on the Independent Review…
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…
Tailings Storage Facility & Engineer of Record (2012-present) Tierra Group engineers provided engineering consultancy, design, and construction services for three Tailings Storage Facilities (TSF) (Santa Rosa, Santa Rosa West, and San José) to facilitate 20 years of uninterrupted mine operations. Tierra…
Tierra Group provided technical direction and review of the Gediktepe Heap Leach Facility (HLF), ponds, and waste rock dump facility designs. Tierra Group will also provide CQA review during HLF construction.
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 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…
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…
Tierra Group implemented 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 operations staff,…
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