ABSTRACT: Corrugated dual-walled polyethylene pipes are commonly used in the solution collection system of heap leaching facilities. Under load, these pipes tend to deflect, thereby developing passive soil support at the sides of the pipe. At the same time, the vertical…
Download PublicationSelecting the best flow meter for a specific application can be challenging because of the many types and designs of flower meters, with each having its own merits and drawbacks. Illustrating these specific benefits and drawbacks can help the buyer…
Download PublicationTailings Stewardship – “Genuine” Corporate Responsibility ABSTRACT: Tailings Stewardship has come to the forefront of the mining industry’s attention following the Mt. Polley tailings dam breach in British Columbia, Canada. Recognizing the negative impacts a tailings dam failure has on…
Download PublicationABSTRACT: Tailings stewardship has come to the forefront of the mining industry’s attention following the Mt. Polley tailings dam breach in British Columbia, Canada. Recognizing the negative impacts a tailings dam failure has on market capitalization, combined with regulatory changes…
Download PublicationABSTRACT: Dam safety and pollution control considerations require large, infrequent precipitation events (50-year up to Probable Maximum Precipitation (PMP)) to be determined for use in the design of tailings storage facilities (TSF), waste rock storage facilities (WRSF), heap leach facilities, and other process-related infrastructure.…
Download PublicationABSTRACT: Geomembrane liners are increasingly used to provide containment in tailings storage facilities. Typically, geomembrane liners are installed in successive stages with an expanding impoundment footprint and subsequent dam raises, and may require significant impoundment grading to provide suitable slope…
Download PublicationABSTRACT: It has become common practice to consider soil covers when developing closure strategies for the prevention of acid rock drainage, with the optimized design of closure covers often developed through predictive modeling. However, using monitored field conditions of a…
Download PublicationABSTRACT: An interactive, three-dimensional video animation was developed that provides a fly-over and walk-around view of Pacific Rim Mining Corporations proposed El Dorado Mine in El Salvador. The mine life-cycle video animation was presented to El Salvador’s Environmental Ministry in an…
Download PublicationABSTRACT: Triton Minera S.A. (TMSA) owns and operates Mina El Limon located in northwestern Nicaragua, approximately 100 km northwest (140 km by road) of Managua, Nicaragua’s capital city, and approximately 45 km northeast of Leon. El Limon is an underground gold mine…
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