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List of products by author: J. M. Galera
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Final design of Belesar III and Los Peares III Hydropower Projects (Galicia, Spain)
Abstract: Belesar III and Los Peares III Hydropower Projects are reversible plants that require the construction of several underground excavations with different typologies. Belesar III Hydropower Project incorporates the construction of 2.100 m of principal conduction, a pressure shaft and two chambers in order to house the power and the transformer machinery. In addition, the project includes two...
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Rock Engineering Aspects of the Cheves Hydropower Project Powerhouse and Transformer Caverns
Abstract: The Cheves hydropower project is located on Huaura River and Checras River, in the Andes Mountains of Peru (see Fig. 1). The Project is composed of three small dams and the underground works dominate the infrastructure, having a total of approximately 19 km of tunnels: The , between the Huaura Intake and the Checras reservoir presents a length of 2,580 m. The have a 9.693 m long (22.6 m and...
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The construction of the hydroelectrical project Renace II (Alta Verapaz, Guatemala)
Abstract: The hydroelectrical project Renace II is located at Cahabón River, in the Alta Verapaz Department, Guatemala The owner is Recursos Naturales y Celulosas, S.A. (RENACE, S.A.) that is part of Corporación Multinversiones, and the construction contract was awarded to COBRA Infraestructuras Hidráulicas. Renace II will provide 112 MW using a gross head of 335 m and a flow of 40 m3/s. This paper aims...
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The construction of the Vivaceta Tunnel (Santiago de Chile)
Abstract: The tunnel of Vivaceta is located at Santiago de Chile and has a total length of 525 m, involving also an intermediate shaft, and the crossing under the Mapocho River using a cut and cover tunnel. The tunnel is being excavating in the well-known gravels and pebbles of the second and first deposition of the Mapocho River. At the South side of the river fill materials cover these alluvial. The...
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