Ground ground shaking seattle what are the

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Unformatted text preview: Effects of Earthquakes? Ground Ground Shaking Seattle What are the Destructive Effects of Earthquakes? Ground Ground Shaking – amplitude, duration, and damage increases in poorly consolidated rocks 1 What are the Destructive Effects of Earthquakes? Damage from 1906 San Francisco earthquake Damage from 1906 San Francisco earthquake 2 Northridge earthquake damage 1971 L.A. earthquake Effects Effects of Earthquakes Fire Fire – 80-90% damage in the 1906 San Francisco 80Earthquake Effects of Earthquakes San Francisco, 1906 San Francisco, 1989 Effects of Earthquakes Landslides Landslides – Triggered by ground shaking – Cause extensive damage 3 Effects of Earthquakes Liquefaction Liquefaction – Water saturated soil or sediment tends to turns to slurry during earthquakes (quick sand) – Causes buildings to sink into the ground – Alaska 1964 Effects of Earthquakes Liquefaction Liquefaction Liquefaction Liquefaction Liquefaction Anchorage, Alaska 1964 Anchorage, Alaska 1964 Liquefaction Liquefaction San Francisco, 1906 4 Effects of Earthquakes Permanent Permanent displacement of land surface – Relative movement of rock bod...
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This note was uploaded on 05/18/2011 for the course GEOL 105 taught by Professor Jack during the Spring '08 term at University of Louisiana at Lafayette.

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