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A High-Fidelity Seismic Intensity Measure to Assess Dynamic Liquefaction in Tailings

Mauro Giuliano Sottile, Roberto Cier - June 2023

Publication - Published Paper

This presentation delves into a new method for accurately analysing tailings dam deformation under earthquake conditions using a high-fidelity seismic intensity measure (IM) that estimates seismic demand in terms of displacements.

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Seismic Liquefaction Potential Assessment by Means of Automated Numerical Modelling

Mauro Giuliano Sottile, Alejo Sfriso, Nicolás Tasso - June 2023

Publication - Published Paper

In this paper, an extensive numerical modelling exercise is performed to determine which are the main aspects of the soil and the earthquakes that control the liquefaction phenomenon and understand why these methods work so well.

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Challenges of Disposing Lithium Spent Brine as Part of Direct Extraction Processes

Ignacio Ezama - September 2023

Publication - SRK News Article

The significant role of lithium in the continued development and expansion of renewable and clean energy has led to an increase in the demand for projects involving the extraction of lithium from shallow brines, particularly in the “Lithium Triangle”.

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Comparing HSS and NorSand Constitutive Models for Modeling Flow Liquefaction in Tailings Dams

Mauro Giuliano Sottile, Felipe López Rivarola, Alejo Sfriso, Nicolás Rivas - October 2023

Publication - Published Paper

This article applies a numerical procedure to evaluate the susceptibility of triggering flow liquefaction in a real dam; the methodology involves the use of finite element models in Plaxis 2D and the advanced constitutive models HSS and NorSand, for comparison purposes.

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A Review of the Key Factors that Influence Pseudo-Static Stability Analyses of Downstream and Upstream Tailings Sand Dams

Camilo Morales, Carolina Palma, Jaime Olivares - October 2023

Publication - Published Paper

In this paper, a review of the parameters influencing the pseudo-static analyses results of downstream and upstream tailings sand dams is presented.

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On the Interpretation of Trigger Analyses of Upstream-Raised Tailings Dams

Alejo Sfriso, Mauro Giuliano Sottile, Felipe López Rivarola, Osvaldo Ledesma - October 2023

Publication - Published Paper

In this paper, recent experiences with trigger analyses of upstream-raised tailings dams are commented and some discussions on the uncertainty in the interpretation of the results are provided.

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Definition of Site-Specific Criteria for Potentially Acid Generating Material, DeLamar Project, Owyhee County, Idaho

Brooke Miller Clarkson - December 2023

Publication - Presentation

This technical presentation takes a look at the DeLamar Project in Owyhee County, Idaho and the criteria used for waste characterization at the site in order to determine areas of potential for acid generating materials.

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Valorising Waste in Africa in a Circular Economy

Christopher Dalgliesh, Richard O'Brien - October 2023

Publication - Article

As the concept of a circular economy becomes more mainstream, project developers are exploring opportunities for valorisation of waste - a theme that holds many prospects for Africa’s developing economies.

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Hydrogeological Numerical Modelling to Assess Active Dewatering Options at a Sand Quarry Site – A Case Study and Associated Methodology

Sheila Imrie, James Bellin, Adam Bennett, Patrick Ebeling - March 2024

Publication - Published Paper

In this paper, we describe an innovative numerical modelling approach used to rapidly assess the potential effectiveness of various dewatering options in reducing moisture content at the Holly Hill limestone quarry and cement manufacturing plant in South Carolina, United States.

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Calibrating Constitutive Models for Flow Liquefaction: a Word of Caution

Felipe López Rivarola, Mauro Giuliano Sottile, Nicolas Tasso, Omar de Santiago, Nicolás Rivas - March 2024

Publication - Published Paper

This paper introduces a perspective on tailings numerical modelling by critically examining conventional calibration practices. Four distinct constitutive models are used to assess flow liquefaction: HSS, NorSand, CASM, and SANISAND.

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