Tierra Group completed trade-off studies evaluating potential TSF sites to store 25 million tonnes of tailings. Trade-off studies included dam layouts, cost estimating, and recommendations for future work. Trade-off study challenges were minimizing costs while still providing feasible and environmentally sensitive alternatives.
GoldSim Training Tierra Group provided GoldSim training to the Agnico Team and updated the heap leach water balance. Phase 2 & 3 Heap Leach Pad Design and Construction Quality Assurance Tierra Group provided engineering design services for the Phase 2 and 3…
Creston Mascota Mine is located in Chihuahua, Mexico and is owned and operated by Agnico Eagle Mexico. Tierra Group designed the Phase 4 heap leach pad, buttress, which included geotechnical investigations, slope stability analyses and a water balance for Agnico…
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 site visit and visual inspection of a dam to assess its overall condition and provide the Owner recommendations for continued maintenance, monitoring, and improvements. The assessment was a follow-up to previous work completed by Tierra Group…
Tierra Group has a history of annually providing third-party technical reviews for the tailings storage facility and heap leach facility at Anagold's Çöpler Gold Mine in Middle Anatolia, Turkey. Additionally, Tierra Group currently performs independent technical reviews for the rockfill…
Tierra Group provided slope stability analysis for Agnico Eagle’s dry stack tailings storage facility containing 330,000 tonnes of tailings.
Don Mario Mine is an open pit gold/copper mine located in the Chiquitos Province, Santa Cruz, Bolivia that has been operating since 2002 and currently produces 2700 tpd mill throughput. Conventional tailings are transported and deposited in a high-density polyethylene lined geomembrane valley…
Tierra Group conducted a Preliminary Site Assessment of a potential large-scale landslide near the El Diamante Hydropower Complex in Matagalpa, Nicaragua.
Tierra Group performed a tailings storage facility safety (TSF) audit for the 90 m high upstream constructed tailings dam at La Negra Mine in Querétaro, Mexico. The project included a TSF dam inspection and Dam Safety Inspection Report (DSIR) containing operational…
Glencore’s Antapaccay mine is located in the Espinar province, Cuzco, Perú. Tierra Group logged geotechnical, geological and geo-mechanical properties of drill core advanced in Antapaccay's Northern Pit. Approximately 6,000 meters of core were logged. Specific samples were selected for geotechnical…
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 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…
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