geology_23 - Chapter 8: SLOPE PROCESSES, LANDSLIDES, and...

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Chapter 8: SLOPE PROCESSES, LANDSLIDES, and SUBSIDENCE cont. Human land use and urbanization: Urbanization, irrigation Timber harvesting in weak, relatively unstable areas Artificial fillings of loose materials Modification of landscape Dam construction Vaiont Dam: On October 9, 1963 in Italy ~ 2600 deaths Landslide at 30 m/s or 60 mile/h Generating waves of water up to 300 ft high Multiple factors Weak carbonate rocks and clayey layer Geologic fractures, sinkholes Steep slope surface and creep due to the increased water pressure of the reservoir Minimizing the landslide hazard: Identifying potential landslides Photographic analysis Topographic map and detailed field check Historic data Landslide hazard inventory map Grading code from the least stable to the most stable River sediment deposition: Preventing landslides Drainage control : Reducing infiltration and surface runoff Slope grading : Reducing the overall slope
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This note was uploaded on 04/08/2011 for the course GEOL 2001 taught by Professor Babaie during the Winter '09 term at University of Georgia Athens.

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geology_23 - Chapter 8: SLOPE PROCESSES, LANDSLIDES, and...

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