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 performed a forensic study to determine the cause for volumetrically non-compliant leakage volumes occurring in the heap leach facilities leak detection system. Tierra Group reviewed the facility design, engineering and construction quality assurance (CQA) information, construction as built…
Earthworks & Construction Quality Control (CQC) Services Tierra Group provided earthworks and concrete Construction Quality Control (CQC) services for B2Gold's Fekola Mine in western Mali. Tierra Group overcame the remote location and kept a dedicated team on-site throughout the 2-year…
Tierra Group provided a heap leach facility detailed design (for construction), procurement, CQA and project management for the Camino Rojo Mine in Zacatecas, Mexico.
Tierra Group provided Tailings Stewardship Services including a dam inspection, slope stability analysis review and operational improvements for Endeavour Silver’s El Cubo tailings storage facility in Guanajuato, Mexico.
Tierra Group conducted a Preliminary Site Assessment of a potential large-scale landslide near the El Diamante Hydropower Complex in Matagalpa, Nicaragua.
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…
Tierra Group evaluated the Tajo Crimea Pit’s geotechnical and hydrogeological characteristics to determine in-pit tailings storage feasibility. The project scope defined geotechnical and hydrogeologic site conditions through field investigations and in-situ pump testing. Tierra Group developed a 3D groundwater model…
Tierra Group provided tailings engineering design and consulting services for the redevelopment of the Orotex underground mine in Alajuela, Costa Rica. Tierra Group's areas of responsibility included tailings and water management in this environmentally sensitive, high rainfall, tropical, mountainous region.
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 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 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,…
Newmarket Gold’s Cosmo Howley Project Area (CHPA) is a gold mine in the Northern Territory (NT), Australia. An underground mine is currently in operation with planned underground expansion. CHPA contains several legacy open pits, waste rock dumps, and surface water…
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