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PUBLICATIONS

  ITI RESEARCH PAPERS    
March, 2004 "Finite-element Analysis of Time Domain Reflectometry Cable-grout-soil Interaction", Journal of Geotechnical and Geoenvironmental Engineering, Vol. 130, No. 3, pp. 231-239, March 2004 (preprint) James Tanner Blackburn, Charles H. Dowding PDF
September, 2003 "New Developments in TDR Cable Surveillance of Potential Instability", conference paper presented at FMGM 2003 - the 6th International Symposium on Field Measurements in GeoMechanics, Oslo, Norway, September 15-18, 2003 Charles H. Dowding, Matthieu L. Dussud, Kevin M. O'Connor PDF
June, 2003 "Monitoring Deformation in Rock and Soil with TDR Sensor Cables: Part 1. Concept and Case History, and Part 2. Lessons Learned Using Time Domain Reflectometry", Geotechnical Instrumentation News, pp. 81-89 (reprinted with permission) Charles H. Dowding, Matthieu L. Dussud, William F. Kane,
Kevin M. O'Connor
PDF
December, 2002 TDR Monitoring of Soil Deformation: Case Histories and Field Techniques (Master of Science Thesis) Matthieu L. Dussud PDF
April, 2002 Finite Element Analysis of TDR Cable-Grout-Soil Mass Interaction During Localized Shearing (Master of Science Thesis) James Tanner Blackburn PDF
January, 2002 "Geo-Measurements with Metallic TDR Cable Technology for Infrastructure Surveillance", TRB Annual Meeting Charles H. Dowding, Kevin M. O'Connor PDF
January, 2001 "Real Time Monitoring of Infrastructure of Subsidence Along I-70 in Washington, PA.", TRB Meeting Charles H. Dowding, Kevin M. O'Connor, PennDOT Personnel PDF
2001 "Real Time Monitoring of Infrastructure Using TDR Technology: Case Histories", FHWA report Charles H. Dowding, Kevin M. O'Connor PDF
December, 2000 "Real Time Monitoring of Infrastructure Using TDR Technology: Principles", FHWA Conference on Applications of Geophysical Technologies to Planning, Design, Construction and Maintenance of Transportation Facilities, St. Louis Charles H. Dowding, Kevin M. O'Connor PDF
August, 2000 "Comparison of TDR and Inclinometers for Slope Monitoring", ASCE Geotechnical Special Publication #52, Field Instrumentation, August 2000 Charles H. Dowding, Kevin M. O'Connor PDF
February, 2000 "Real Time Monitoring of Transportation Infrastructure with TDR Technology", Proceedings of Structural Materials Technolgy IV: An NDT Conference, Technomic Publishing Co., Lancaster, PA., 2000 Charles H. Dowding, Kevin M. O'Connor PDF
1999 Geomeasurements by Pulsing TDR Cables and Probes (Chapter 1) - order direct from CRC Press Charles H. Dowding, Kevin M. O'Connor PDF
December, 1998 Numerical Simulation of Measured Time Domain Reflectormetry Signatures (Master of Science Thesis) Stéphane P. Bordas PDF
       
  SUMMARY VOLUMES    
September, 2001 TDR 2001 -- Innovations in Applications of Time Domain Reflectometry. Symposium, Northwestern University, Evanston, Illinois (Chapter 1 Available in PDF) Dowding, C.H. and K.M. O'Connor PDF
1999 GeoMeasurements by Pulsing TDR Cables and Probes. CRC Press, Boca Raton, 1999, 420pp. O'Connor, K.M. and C.H. Dowding  
1994 Editors Proceeedings of the Symposium: Time-Domain Reflectometry Applications in Soil Science (Foulum, Denmark, Sept 16, 1994) Danish Institute of Plant and Soil Science, SP Report No. 11, June, Vol. 3, 1995, pp. 57-62. Petersen, L.W., and O.H. Jacobsen  
       
  INNOVATIONS & CLASSIC PAPERS    
1996 Recent Advancements in TDR Monitoring of Ground Water Levels. Proceedings, 2nd North American Rock Mechanics Symposium: NARMS '96, Montreal, 19-21 June, pp. 1375-1381. Dowding, C. H. , C. E. Pierce, G. A. Nicholson, P. A. Taylor, and A. Agostan
1996 Groundwater Pressure Measurement with Time Domain Reflectometry. Geotechnical Testing Journal, GTJODJ, Vol. 19. March, pp. 58-64. Dowding, C. H. , F. C. Huang, and P. S. McComb
1995 Reducing Propagation Velocity Errors in Time Domain Reflectometry Determinations of Soil Water. Soil Sci. Soc. Am. Journal, Vol. 59, pp. 92-96. Hook, W.R. and N. J. Livingston
1994 Telemetric Monitoring for Early Detection of Rock Movement With Time Domain Reflectometry. J. Geot. Eng., Am. Soc. Civ. Eng., v. 120, No. 8, pp. 1413-1427. Dowding, C. H. and F.-C. Huang.  
1991 Automatic, Real-Time Monitoring of Soil Moisture in a Remote Field Area with Time Domain Reflectometry. Water Resources Research, Vol. 27, No. 5, pp. 857-864. Herkelrath, W. N., S. P. Hamburg, and F. Murphy  
1989 Leak Detector and Locator Utilizing Time Domain Reflectometry and Sampling Techniques. U. S. Patent No. 4,797,621. Anderson, A.L., D. S. Bailey. and R. J. Korinek  
1988 Principles of Time Domain Reflectometry Applied to Measurement of Rock Mass Deformation. Int. J. Rock Mech. and Min. Sci., v. 25, No. 5, pp. 287-297. Dowding, C. H., M. B. Su and K. M. O'Connor  
1984 Time Domain Reflectometry: Simultaneous Measurement of Soil Water Content and Electrical Conductivity with a Single Probe. Science, Vol. 224, June, pp. 989-990. Dalton, F. N. , W. N. Herkelrath, D. S. Rawlins, and J. D. Rhoades  
1980 Electromagnetic Determination of Soil Water Content: Measurement in Coaxial Transmission Lines. Water Resources Research, Vol. 16, No. 3, June, pp. 574-582. Topp, G. C., J. L. Davis, and A. P. Annan  
       
  OTHER PAPERS    
2000 "Monitoring Slope Movement with Time Domain Reflectometry (TDR)" Geotechnical Field Instrumentation: Applications for Engineers and Geologists. Sponsored by: ASCE Seattle Section Geotechnical Group Spring Seminar and the University of Washington Department of Civil Engineering, Seattle, Washington. Kane, W. F. PDF
2000 "Instrumentation Practice for Slope Monitoring" to be published in Engineering Geology Practice in Northern California, Association of Engineering Geologists Sacramento and San Francisco Sections. Kane W. F. and Beck, T. J. PDF
1999 "Advances in Slope Stability Instrumentation: Integrating TDR with Remote Data Acquisition Systems" Proceedings, Fifth International Symposium on Field Measurements in Geomechanics, Singapore. Kane, W. F., and Beck, T. J. PDF
1999 "Advances in Highway Slope Stability Instrumentation." Proceedings, 50th Highway Geology Symposium, Roanoke, VA, 328-337. Kane, W. F., and Beck, T. J. PDF
1998 "Embankment Monitoring Time Domain Reflectometry."  Proceedings, 5th International Conference on Tailings and Mine Waste ‘98, Fort Collins, CO, 223-230. Kane, W. F. PDF
1996 "Remote Monitoring of Unstable Slopes Using Time Domain Reflectometry." Proceedings, Eleventh Thematic Conference and Workshops on Applied Geologic Remote Sensing, ERIM, Ann Arbor, MI, II, 431-440. Kane, W. F., Beck, T. J., Anderson, N. O., and Perez, H. PDF
1996 "An Alternative Monitoring System for Unstable Slopes." Geotechnical News, 14 (3), 24-26. Kane, W. F. and Beck, T. J. PDF
1996 "Current and Potential Uses of Time Domain Reflectometry for Geotechnical Monitoring." Proceedings, 47th Highway Geology Symposium, Cody, WY., Wyoming Department of Transportation, 94-103. Beck, T. J., and Kane, W. F. PDF
1996 "Monitoring of Embankment Stability Using Embedded Coaxial Cables.", Proceedings, 1996 Annual Conference, Association of State Dam Safety Officials, Seattle, WA. Anderson, N. O., Gwinnup-Greeen, M. D., and Kane, W. F. PDF
1994 "Development of a Time Domain Reflectometry System to Monitor Landslide Activity:" Proceedings, 45th Highway Geology Symposium, Portland, OR, 163-173. Kane, W. F. and Beck, T. J. PDF