

Engineering,
Geology and Geotechnics

SERVICES
Our services focus on the design and supervision of projects in the mining and energy industry. Our expertise includes, among others, the following fields:
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Design of tunnels and caverns
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Slope stability assessment
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Rocks and soils mechanics
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Risk studies and geological characterization
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Hydrogeology
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Planning and execution of field campaigns



ABOUT US
Suricata-Miner by Nature offers specialized consulting services for the mining, transportation and energy industries.
The company was founded in 2014 by Matías Egaña. Matías is a Mining Engineer and BSc. in Geophysics from the University of Chile, and holds a MSc. in Engineering Geology from the University of Leeds (UK). Matias works also as:
-Senior Adviser on tunneling for the Ministry of Public Works of Chile;
-Director/Co-founder of the Journal of Mining Engineering and Research (www.j-miner.cl) from the Chilean Institute of Mining Engineers;
-Board Member of Chilean Tunneling Association (CTES);
-Chilean Representative at the Tunnel Chapter of PIARC.


PROJECTS & CLIENTS
The following are some of the projects in which Suricata has participated recently:

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Consultant for the underground works after contingency in Ituango HPP. Client: AFRY(Poyry).
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Consultant for two TBM projects for Chuquicamata Undergournd mine.
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Consultant for the Geotechnical Baseline Report of the Los Bronces Underground Project.
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Geological assessment of Mentarang Induk HPP, Indonesia. approx. 1000MW.
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Site supervision during the repair works of the Spillway at Chacayes HP, Pacific Hydro.
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In situ stress field characterization. Alto Maipo hydroelectric project. Client: Strabag-Alto Maipo.
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Follow-up during construction of the underground works of Los Cóndores project, including TBM and Drill & Blast. Client: Norconsult, ENEL.
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Constructibility study of the Vallecito hydroelectric project. Client: Norconsult, ENEL.
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Inspection during the dewatering of the tunnels, La Higuera hydroelectric plant. Client: Sweco, Tinguiririca Energía.
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Inspection during the repair works of La Confluencia hydroelectric plant, including headrace tunnel and dam. Client: Norconsult, Tinguiririca Energy.
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Study of "Rapid preparation of caving mines". Client: IM2, Codelco.












PUBLICATIONS
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Egaña M., 2022. Transforming old railway tunnels to modern road tunnels. Three case studies from Chile. Proceeding of World Tunnel Congress 2022, Denmark.
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Egaña M., Engelstad O., Mathiesen T., Villegas F. and Nilsen B. 2017. Challenges on the design of mining caverns. Proceeding of World Tunnel Congress 2017, Norway.
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Egaña M. and Ortiz J. 2013. Geostatistical tools in rock mass classification: A case study in the mining industry. Journal of Geoengineering.
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Helland I., Tuttle K. and Egaña M. 2013. Environmental risk assessment of soil and water contamination from mining sites. Proceedings of Enviromine 2013, Chile.
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Egaña M. et al. 2008. Geostatistics applied to geotechnical parameters. Proceedings of MININ 2008, Chile.

CONTACT
For questions and comments, please call us at +56 9 65954535 or contact us at contacto@suricatambn.cl
