Dona Lake DSR

Project Highlights:

  • Dam Safety Review

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.

Project Highlights:

  • Dam Safety Review

Similar projects

Çöpler TSF/HLF Technical Review

Tierra Group provided an annual third-party tailings storage facility and heap leach facility technical review at Anagold’s Çöpler Gold Mine in Middle Anatolia, Turkey.

VIEW PROJECT

Turquoise Ridge Water Treatment Pond Modifications

After preparing the design to modify two existing lined ponds at the Turquoise Ridge Mine Tierra Group supported the construction by serving as the resident engineering while also providing quality assurance for the project. Following completion of the relining project…

VIEW PROJECT

Pierina Mine

Barrick Gold Corporation’s Pierina Mine in Ancash Department, Perú began operations in 1998. A progressive reclamation and closure plan began in 2013.  In 2015-16 Tierra Group developed detailed engineering designs for channels, sediment traps, two 45,000 m3 sediment ponds, water…

VIEW PROJECT

Hermosa Project

Tierra Group provided a Third-Party review of the Hermosa Project Tailings Storage Facility Design and Construction stages 1 & 2 in Patagonia, Arizona

VIEW PROJECT

Stillwater Mining Company

Tierra Group performed a TSF Design Review to support a NI 43-101 compliant Feasibility Study. The TSF design incorporated a paste tailings disposal method in an environmentally sensitive fisheries habitat in south-central Montana.

VIEW PROJECT

Isabella Pearl

Tierra Group performed a technical peer review of the Isabella Pearl heap leach facility (HLF) owned by Gold Resource Corporation. Isabella Pearl mine is located at the west end of the Santa Fe mining district in the Walker Lane gold…

VIEW PROJECT

Stibnite Gold Project

The Stibnite project is located in the remote central Idaho Rockies near the town of Yellow Pine.  It is a brownfields gold-antimony project featuring three open pits and an anticipated 22,000 tpd plant throughput, along with challenging terrain and environmental…

VIEW PROJECT

El Gallo Mine

El Gallo is a 3,000 tpd open-pit gold/silver mine located in the foothills of the Sierra Madre Mountain Range in Mexico’s Sinaloa State. Gold is recovered through heap leaching and adsorption/desorption/recovery (ADR). Production commenced at El Gallo with the first gold pour in September…

VIEW PROJECT

Anglo American Quellaveco

Tierra Group supervised a geotechnical and hydrogeologic drilling investigation program at Anglo American’s Quellaveco Mine in the Moquegua Region of Peru.

VIEW PROJECT

Aranzazú Mine

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…

VIEW PROJECT

Minera Plata Real | Los Gatos TSF Design and CQA

Tierra Group’s work included the design and construction quality assurance (CQA) of a new tailings storage facility (TSF) at the Los Gatos Project in Chihuahua, Mexico.

VIEW PROJECT

Campo Morado Mine

Tierra Group performed a Dam Safety Review (DSR) for Nyrstar’s tailings storage facility (TSF) located in Campo Morado (Guerrero, Mexico).  Tierra Group served as the Tailings Reviewer to ensure conformity with local regulations, the Nyrstar Tailings Storage Facility (TSF) Standard,…

VIEW PROJECT