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

Quinsam Coal

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…

VIEW PROJECT

Marlin Mine

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…

VIEW PROJECT

Masbate Mine

Tierra Group performed a due diligence study of Masbate’s 12-Mt tailings storage facility. Services provided included a forensic study to determine the cause of seepage through an abutment and performed an independent safety audit of tailings management practices. A risk…

VIEW PROJECT

Bald Mountain Mine

Tierra Group assisted the Bald Mountain Mine Project Development Team with an evaluation of potential uses for spent ore on legacy heap leach facilities. Tierra Group completed a collaborative trade-off study with site personnel evaluating spent ore use as overliner…

VIEW PROJECT

McLaughlin WWRDF Seepage Collection

Tierra Group designed a Seepage Collection Systems (French Drains) to prevent contact water seepage from comingling with surface water runoff. The collected seepage was routed via pipelines to existing process water handling tanks.

VIEW PROJECT

Cove Project RIB Geotechnical Investigation

Tierra Group supported proposed Rapid Infiltration Basins Geotechnical Investigation at Au-reka Gold Corporation’s Cove Project in Nevada. Investigation included borehole drilling, test pits, infiltration testing and permeability testing.

VIEW PROJECT

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

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

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

Hayden Operations

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

Confidential Project - Argentina

Tierra Group was retained to perform metallurgical due diligence on two operating properties and two prospects in early stage development. The two existing operations consisted of a convention heap leach followed by ADR to produce a Dore on-site and a…

VIEW PROJECT

Bolanitos

Tierra Group provided Tailings Stewardship Services including a dam inspection, slope stability analysis review and operational improvements for Endeavour Silver’s Bolanitos tailings storage facility.

VIEW PROJECT