Case Stories and Technical Notes

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Enviromental Investigations	Reference Document
Resistivity Monitoring of an Irrigation Experiment	Dahlin, T, Aronsson, P., Hagevi, A, Wall, E. and Thörnelöf, M. (2006) Resistivity monitoring of an irrigation experiment at Högbytorp, Sweden, Procs. Near Surface 2006 - 12th European Meeting of Environmental and Engineering Geophysics, 4-6 September 2006, Helsinki, Finland, B031, 4p (Link to Lund University) Acrobat PDF file
2D resistivity surveying of old landfills [PDF]	Bernstone, C. and Dahlin, T. (1996). Extended Abstracts, Procs. 2nd Meeting Environmental and Engineering Geophysics, Nantes, 2-5 September 1996, p 188-191. (Link to Lund University)
3D Visualization of a Resistivity Data Set - an Example from a Sludge Disposal Site [PDF]	Bernstone, C., Dahlin, T. and Jonsson, P. (1997). Procs. SAGEEP’97 (Symposium on the Application of Geophysics to Engineering and Environmental Problems), Reno, Nevada, March 23-26 1997, vol 2, p 917-925.
A wire net design for electrical monitoring of barriers [PDF]	Bernstone, C., Dahlin, T. and Ulriksen, P. (1999). Procs. 5th Meeting of the European Association for Environmental and Engineering Geophysics, 5-9 September 1999, Budapest, De4, 2p. (Link to Lund University) Acrobat PDF file
Acid Leachate [PDF]	Courtesy of Bjulemar & Brorsson Geofysik AB
Electromagnetic and DC resistivity mapping of waste deposits and industrial sites - experiences from southern Sweden [PDF]	Bernstone, C. and Dahlin, T. (1996). Extended Abstracts 58th EAGE Conference, Amsterdam, The Netherlands 3-7 June 1996, M014, 2p. (Link to Lund University) Acrobat PDF file
Resistivity and IP for Mapping of Waste Deposits. [PDF]	Combined resistivity and IP imaging is a powerful tool for mapping of waste deposits.
Tracer Tests and DC Resistivity Measurements [PDF]	Jaana Aaltonen Royal Institute of Technology, Stockholm.
Civil Engineering and Geotechnics	Reference Document
Resistivity imaging for mapping of quick clays	Dahlin T., Leroux, V., Larsson, R. and Rankka, K. (2005) Resistivity imaging for mapping of quick clays, Procs. 11th Meeting Environmental and Engineering Geophysics, Palermo, Italy, 4-7 September 2005, A046, 4p. (Link to Lund University)
Resistivity investigation and monitoring for detection of internal erosion and anomalous seepage in embankment dams	Sjödahl, P. (2006) Resistivity investigation and monitoring for detection of internal erosion and anomalous seepage in embankment dams, Doctorate thesis, Engineering Geology, Lund University, LUTVDG/TVTG—1017-SE, ISBN 978-91-973406-5-6 (PDF contains summary part only).
Clay in an Esker [PDF]	Courtesy of Bjulemar & Brorsson Geofysik AB
DC resistivity and SASW for validation of efficiency in soil stabilisation prior to road construction [PDF]	Dahlin, T., Svensson, M. and Lindh, P. (1999). Procs. 5th Meeting of the European Association for Environmental and Engineering Geophysics, 5-9 September 1999, Budapest, Ls5, 2p. (Link to Lund University)
Resistivity pre-investigations for the railway tunnel through Hallandsås, Sweden [PDF]	Dahlin, T., Bjelm, L. and Svensson, C. (1996). Extended Abstracts, Procs. 2nd Meeting Environmental and Engineering Geophysics, Nantes, 2-5 September 1996, p 109-112. (Link to Lund University)
Resistivity surveying as pre-investigation method for the Hallandsås tunnel project [PDF]	Dahlin, T., Gass, R. and Jeppsson, H. (1999). Procs. 5th Meeting of the European Association for Environmental and Engineering Geophysics, 5-9 September 1999, Budapest, Em14, 2p. (Link to Lund University) Acrobat PDF file
Resistivity Variations in an Earth Embankment Dam in Sweden [PDF]	Dahlin, T. and Johansson, S. (1995). Procs. 1st Meeting Environmental and Engineering Geophysics, Torino, 25-27 September 1995, 4p. (Link to Lund University)
Water Exploration	Reference Document
A case study of water resources from Colorado	Courtesy of Gisco USA
Electrical and magnetic investigations of deep aquifers in North Matabeleland, Zimbabwe [PDF]	Dahlin, T., Glatz, D., Persson, N., Gwaze, P. and Owen, R. (1999). Procs. 5th Meeting of the European Association for Environmental and Engineering Geophysics, 5-9 September 1999, Budapest, HyP5, 2p. (Link to Lund University)
Electrical Methods in Groundwater Investigation	UNSW Groundwater Centre. Dr. Ian Acworth, The University of New South Wales, Sydney, Australia.
Geophysical investigations of alluvial aquifers in Zimbabwe [PDF]	Dahlin, T. and Owen, R. (1998). Procs. 4th Meeting Environmental and Engineering Geophysics, Barcelona, Spain, 14-17 September 1998, p 151-154. (Link to Lund University)
Structurally Trapped Groundwater - a Resistivity Imaging Case	Courtesy of FICS - Hydro - Geophysics Services, Colorado USA.
Geological Investigations	Reference Document
Glacial Scour Channel [PDF]	Courtesy of Komex International LTD., Calgary, Canada
Induced Polarization and Resistivity Imaging on Odarslöv site [PDF]	Torleif Dahlin, Lund Technical University
Kilbride Peninsula, Resistivity Imaging [PDF]	Earth Science Systems, Ltd.
Resistivity Imaging as a tool for mapping of basalt [PDF]	Courtesy of Subsurface Imaging New Zeeland & Australia
Resistivity Imaging on Dolerite Dyke, Odarslöv site [PDF]	Torleif Dahlin, Lund Technical University
Use of a Square-array Direct-Current Resistivity Method to detect Fractures in Crystalline Bedrock in New Hampshire	J.W. Lane, Jr., F.P. Haeni, and W.M. Watson U.S. Geological Survey, 11 Sherman Place, U-5015, Storrs, CT 06103 (direct link to http://water.usgs.gov/ogw/bgas/square/)
Technical report / Notes	Reference Document
Important notes on resistivity/IP instruments [PDF]	Why are constant current transmitters preferred before constant voltage transmitters? Why is it important that the resistivity - IP instrument has galvanic separated input channels?
Double Depth Penetration with Standard Cable Sets [PDF]	Example data acquired by SWECO VIAK and Lund University.
A case study of SAS 4000 precision [PDF]	ABEM Reference Material

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