Nuclear power plants are designed to withstand various hazards that can directly or indirectly affect equipment and structures important for safety. The facilities must be able to withstand : • Hazards originating inside the facility (fires, explosions, pressure equipment failures, falling loads, flooding caused by pipe ruptures, etc. • External hazards, which may be natural in origin (earthquakes, lightning, floods, extreme weather conditions such as heat waves or tornadoes) or caused by industrial activities and transport routes in the surrounding area (explosions, releases of hazardous substances, accidental aircraft crashes. ASNR’S DECISION AND REQUIREMENTS Fire, flood, earthquake, etc… How can hazards be addressed more effectively? 14 • Les cahiers de l’ASNR • July 2025
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