Position Paper Dam Safety and Earthquakes PDF

Position Paper Dam Safety and Earthquakes PDF

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Position Paper Dam Safety and Earthquakes PDF

Published Date:
01/01/2018

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[ Active ]

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Publisher:
CRC Press Books

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Active

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Electronic (PDF)

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200 business days

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ISBN: 9781351035934

Earthquakes have always been a significant aspect of the design and safety of dams. This position paper deals with the seismic safety of large dams, based on experiences with large earthquakes in Japan (Tohoku earthquake, 2011, Richter magnitude 9.0), in China (Wenchuan earthquake, 2008, Richter magnitude 8.0) and in Chile (Maule earthquake, 2010, Richter magnitude 8.8). It presents ways to prevent key aspects of large dam failure under severe seismic conditions with a focus on design instead of on earthquake prediction. This is done by considering the prevention of uncontrolled rapid release of water of a storage dam under full reservoir conditions in relation to expected seismic conditions.

This position paper is composed by the Committee on Seismic Aspects of Dam Design of The International Committee of Large Dams.

Les tremblements de terre ont toujours été un aspect important de la conception et de la sécurité des barrages. Ce document de synthèse traite de la sécurité sismique des grands barrages, en se fondant sur l’expérience acquise lors de grands séismes au Japon (séisme de Tohoku, 2011, magnitude 9,0 sur l’échelle de Richter), en Chine (séisme de Wenchuan, 2008, magnitude 8,0 sur l’échelle de Richter) et au Chili (séisme de Maule, 2010, magnitude 8,8 sur l’échelle de Richter). Il présente des moyens de prévenir les aspects clés de la défaillance des grands barrages dans des conditions sismiques sévères en mettant l’accent sur la conception plutôt que sur la prévision des séismes. Pour ce faire, on examine la prévention d’une libération rapide et incontrôlée de l’eau d’un barrage de stockage dans des conditions de réservoir plein par rapport aux conditions sismiques prévues.

Cet argumentaire est composé par le Comité sur les Aspects Sismiques des Projets de Barrages de la Commission Internationale des Grands Barrages.

Author: CIGB ICOLD


Edition : 1
Number of Pages : 18
Published : 01/01/2018
isbn : 9781351035934

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