Micro Seismic Hazard Analysis
Micro Seismic Hazard Analysis
Micro Seismic Hazard Analysis
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Liquefaction – general (1)• Typically occurs in saturated, loose sandwith a high groundwater table• During an earthquake, the shear wavesin the loose sand causes it to compact,creating increased pore water pressure(undrained loading):• Upward flow of water: sand boils• Turns sand layer (temporarily) into aliquefied state - liquefaction