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Unformatted text preview: GEOL 0820 Ramsey Natural Disasters Spring, 2011 LECTURE #8: Earthquake Disasters: Hazards Date: 3 February 2011 I. EQ Hazard Intensity function of the magnitude o other critical factors are equally important and include duration of shaking surface geology structures integrity density utilities population density time of day duration of shaking o longer ground shaking causes more damage to buildings o potentially results in: people injured or killed evacuation of homes and businesses segments of the economy suffer hazardous materials can be released o mitigation through hazard maps providing shaking hazard information show the areas with the strongest expected shaking suggest ways to mitigate shaking damage Page 1/3 surface geology: o contributor to higher amounts of ground shaking o transmits surface waves and can amplify them has a LARGE effect on amount of shaking & building damage buildings on bedrock always suffer far less damage than those built on...
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This note was uploaded on 01/05/2012 for the course GEOL 0820 taught by Professor Ramsay during the Spring '08 term at Pittsburgh.
- Spring '08