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  • 标题:Landslides Monitoring on Salt Deposits Using Geophysical Methods, Case study – Slanic Prahova, Romania
  • 本地全文:下载
  • 作者:Avram Ovidiu ; Emil Rusu ; Raluca-Mihaela Maftei
  • 期刊名称:IOP Conference Series: Earth and Environmental Science
  • 印刷版ISSN:1755-1307
  • 电子版ISSN:1755-1315
  • 出版年度:2017
  • 卷号:95
  • 期号:2
  • 页码:022023
  • DOI:10.1088/1755-1315/95/2/022023
  • 语种:English
  • 出版社:IOP Publishing
  • 摘要:Electrometry is most frequently applied geophysical method to examine dynamical phenomena related to the massive salt presence due to resistivity contrasts between salt, salt breccia and geological covering formations. On the vertical resistivity sections obtained with VES devices these three compartments are clearly differentiates by high resistivity for the massive salt, very low for salt breccia and variable for geological covering formations. When the land surface is inclined, shallow formations are moving gravitationally on the salt back, producing a landslide. Landslide monitoring involves repeated periodically measurements of geoelectrical profiles into a grid covering the slippery surface, in the same conditions (climate, electrodes position, instrument and measurement parameters). The purpose of monitoring landslides in Slanic Prahova area, was to detect the changes in resistivity distribution profiles to superior part of subsoil measured in 2014 and 2015. Measurement grid include several representative cross sections in susceptibility to landslides point of view. The results are graphically represented by changing the distribution of topography and resistivity differences between the two sets of geophysical measurements.
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