San Francisco Mine

Project Highlights:

  • Geomembrane Leak Location

Tierra Group conducted geo-electrical testing to locate leaks present in the geomembrane liners underlying a Solution Conveyance Canal, Sumps 1 and 2, and the Intermediate Pond at Timmins Gold Corp’s San Francisco Mine in Sonora, Mexico. Leak detection testing procedures were performed in accordance with ASTM D7002 and ASTM D7007 standards.

Project Highlights:

  • Geomembrane Leak Location

Similar projects

Midas Mine

The Midas Mine is located in northern Nevada, and is owned and operated by Klondex Mines LTD.  The mine is an underground mine with an operating mill. The mine’s existing tailings facilities are nearing their end of operating life and…

VIEW PROJECT

Big Ledge Mine

Tierra Group developed a water balance model to track flows into a backfilled pit at the closed Big Ledge Mine Barite Operation near Wells, Nevada. The Model was used to determine pipeline sizing to a remote treatment pond that is…

VIEW PROJECT

Lagunas Norte Mine

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…

VIEW PROJECT

Hod Mine Waste Dump and Surface Water Management Design

Tierra Group provided design review and technical direction at Hod Mine in the Artvin Province of Turkey. Work included detailed design of potentially acid generating and non-acid generating waste dump facilities, their appurtenant structures and stormwater management design for the…

VIEW PROJECT

Tajo Crimea Project

Tierra Group evaluated geotechnical and hydrogeological characteristics of Tajo Crimea Pit to determine in-pit tailings storage feasibility. The project scope defined geotechnical and hydrogeologic site conditions through field investigations, and in-situ pump testing. A 3D groundwater model was developed to…

VIEW PROJECT

Pan American Shahuindo Engineering Design

Tierra Group performed a detailed engineering design for a 4km access road and diversion channel, and the feasibility design for water diversion structures (including electrical and mechanical layout for a pump station). Tierra Group also performed a geotechnical investigation and updated…

VIEW PROJECT

Newcrest Red Chris Tailings Stewardship

Tierra Group provided Tailings Stewardship Services for TSFs and water dams at the Cadia, Terfer, and Red Chris properties. Responsibilities included data/report review; identifying and assisting the client with managing risks, liabilities, controls, and reporting; evaluating progress towards GISTM compliance;…

VIEW PROJECT

Pitarrilla Mine

Tierra Group participated as a member of a multi-disciplinary project team to develop a Definitive Feasibility study for a 16,000 tpd silver mine in Durango, Mexico. Tierra Group's responsibilities included designing a 112 Mt tailings storage facility, developing a site-wide…

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

Guanacevi

Tierra Group provided Tailings Stewardship Services, including a dam inspection, slope stability review and operational improvements. The Guanacevi tailings storage facility, located in Durango, Mexico, consists of dry-stack (Press filtered) tailings placed atop a conventional (slurry) tailings storage facility.

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

Endeavour Silver Terronera Project

Tierra Group provided a water management technical review to support the feasibility study. In addition, the project included a site visit and technical assistance during fieldwork execution. Tierra Group also provided hydrogeological support for data characterization and developed a conceptual and…

VIEW PROJECT