Solving soil interaction problems through a
fundamental science-based inquiry approach in a
creative, collaborative, and interdisciplinary environment.

Resources

 

Publications

Journal Publications

  1. Zettler, T.E., Frost, J.D., and DeJong, J.T. "Shear Induced Changes in Geomembrane Surface Topography"; Geosynthetics International, Vol. 7, No. 3, pp. 243-267, 2000.
  2. DeJong, J.T., Frost, J.D., Cargill, P.E. "Effect of Surface Texturing on CPT Friction Sleeve Measurements"; American Society of Civil Engineers, Journal of Geotechnical and Geoenvironmental Engineering, Vol. 127, No. 2, pp. 158-168, 2001.
  3. DeJong, J.T and Frost, J.D. "A Multisleeve Friction Attachment for the Cone Penetrometer"; American Society for Testing and Materials, Journal of Geotechnical Testing, Vol. 25, No. 2, pp. 111-127, 2002.
  4. DeJong, J.T., Frost, J.D., Saussus, D.R. "Measurement of Relative Surface Roughness at Particulate-Continuum Interfaces"; American Society for Testing and Materials, Journal of Testing and Evaluation, Vol. 30, No. 1, pp. 8-19, 2002.
  5. Frost, J.D., DeJong, J.T., and Recalde, M. "Shear Failure Behavior of Granular-Continuum Interfaces"; Engineering Fracture Mechanics, Vol. 69, No. 17, pp. 2029-2048, 2002.
  6. Frost, J.D., Zettler, T.E., DeJong, J.T., Lee, S.W., and Kagbo, S. "Strain Induced Changes in Geomembrane Surface Topography"; Geosynthetics International, Vol. 9, No. 1, pp. 21-20, 2002.
  7. DeJong, J.T., Randolph, M.F., and White, D.J. "Interface Load Transfer Degradation During Cyclic Loading: A Microscale Investigation"; Soils and Foundations, Vol. 43, No. 4, pp. 81-94, 2003.
  8. Saussus, D.R., Frost, J.D., and DeJong, J.T. "Statistical Analysis of Friction Sleeve Length Effects on Soil Classification"; International Journal of Numerical and Analytical Methods in Geomechanics, Vol. 28, No. 12, pp. 1257-1278, 2004. 
  9. Frost, J.D. and DeJong, J.T. "In Situ Assessment of Role of Surface Roughness on Interface Response"; ASCE Journal of Geotechnical and Geoenvironmental Engineering Vol. 131, No. 4, pp. 498-511, 2005.
  10. Frost, J.D., DeJong, J.T., and Saussus, D.R. "Analytical Investigation of Friction Sleeve Length Effects on Stratigraphic Interpretation"; American Society of Civil Engineers, International Journal of Geomechanics, 2006, Vol. 6, No. 1, pp. 11-29. 
  11. DeJong, J.T. and Westgate, Z.J. "Role of Overconsolidation on Sand-Geomembrane Interface Response and Material Damage Evolution"; Geotextiles and Geomembranes, 2005, Vol. 23, pp. 486-512.
  12. DeJong, J.T., White, D.J., and Randolph, M.F. "Microscale Observation and Modelling of Soil-Structure Interface Behavior Using Particle Image Velocimetry"; Soils and Foundations, 2006, Vol. 46, No. 1, pp. 15-28.
  13. DeJong, J.T., Fritzges, M.B., and Nüsslein, K. "Microbial Induced Cementation to Control Sand Response to Undrained Shear"; ASCE Journal of Geotechnical and Geoenvironmental Engineering, 2006, Vol. 132, No. 11, pp. 1381-1392.
  14. Civjan, S., Bonczar, C., Breña, S.F., DeJong. J.T., and Crovo, D.  "Integral Abutment Bridge Behavior: Parametric Analysis of a Massachusetts Bridge"; ASCE Journal of Bridge Engineering, (in press).
  15. Ostendorf, D.W., Hinlein, E.S., Ahlfeld, D.P., and DeJong, J.T. "Calibrated Models of Deicing Agent Solids, Pavement Texture, and Specific Conductivity of Highway Runoff"; American Society of Civil Engineers, Journal of Environmental Engineering, (in press).
  16. DeJong, J.T., Yafrate, N.J., and Don. J. DeGroot. "Development of a Miniature Piezoprobe for High Resolution Detection of Stratigraphic Interfaces"; ASTM Geotechnical Testing Journal, 2006.
  17. Breña, S. F., Bonczar, C., Civjan, S.A., DeJong, J.T., and Crovo, D.S. "Evaluation of Seasonal and Yearly Behavior of an Integral Abutment Bridge"; ASCE Journal of Bridge Engineering, (in press).
  18. Dutta, A.K, Penumadu, D., and DeJong, J.T. "Evolution of Particle Morphology during 1-D Loading Induced Crushing of Sands" Granular Matter, (in review).
  19. DeJong, J.T. and Westgate, Z.J. "A Framework Characterizing Soil-Structure Interaction Modes of Axial Load Transfer Based on Local PIV Measurements"; ASCE Journal of Geotechnical Engineering, (in review)

Conference Publications

  1. DeJong, J.T., Cargill, P.E., and Frost, J.D. "Measurements of Side Friction Using Textured CPT Friction Sleeves"; Innovations and Applications in Geotechnical Site Characterization, American Society of Civil Engineers, Geotechnical Special Publication, 97, pp. 80-93, 2000.
  2. DeJong, J.T., Frost, J.D., Sacs, M. "Relating Quantitative Measures of Surface Roughness and Hardness to Geomaterial Interface Strength"; Proceedings of GeoEng2000, Sydney, Australia, CD-ROM, 6 p, 2000.
  3. DeJong, J.T. and Frost, J.D. "Effect of CPT Friction Sleeve Roughness and Position on fs Measurements"; Proceedings of International Conference on In Situ Characterization of Soil Properties, Bali, pp. 637-642, 2001.
  4. Frost, J.D., and DeJong, J.T. "A New Multi-Friction Sleeve Attachment"; Proceedings of 15th International Conference of Soil Mechanics and Geotechnical Engineering, Istanbul, Turkey, pp. 41-44, 2001.
  5. Frost, J.D. and DeJong, J.T. "Physical Evidence of Shear Banding at Granular-Continuum Interfaces"; American Society of Civil Engineers, Engineering Mechanics Conference 2002 Conference, New York, New York, CD-ROM Proceedings, 8 p, 2002.
  6. DeJong, J.T., White, D.J. and Randolph, M.F. "Effect of Cementation of Cyclic Soil-Structure Interface Behavior"; American Society of Civil Engineers, Engineering Mechanics Conference 2003 Conference, Seattle, Washington, CD-ROM Proceedings, 4 p, 2003.
  7. DeJong, J.T., DeGroot, D.J., Yafrate, N.J., and Jakabowski, J. "Detection of Soil Layering Using a Miniature Piezoprobe"; Soil Rock America 2003 (12th Panamerican Conference for Soil Mechanics and Geotechnical Engineeering and the 39th US Rock Mechanics Symposium), Boston, MA. Vol. 1, pp. 151-156, 2003.\
  8. DeJong, J.T., Howey, D.T., Civjan, S.A., Brena, S.F., Butler, D.S., Crovo, D.S., and Hourani, N. "Influence of Daily and Annual Thermal Variations on Integral Abutment Bridge Performance"; American Society of Civil Engineers, Geo-Trans Conference, Los Angeles, California, pp. 496-505, 2004.
  9. DeJong, J.T., Yafrate, N.J., DeGroot, D.J., and Jakubowski, J. "Evaluation of the Undrained Shear Strength Profile in Soft Layered Clay Using Full-Flow Probes"; 2nd International Site Characterization Conference, Porto, Portugal, Vol. 1, pp. 679-686, 2004.
  10. DeJong, J.T., Fritzges, M.B., Sellers, J.B., and McRae, J.B.     "Pore Pressure Characterization of Geotechnical Experimentation Site Using Multilevel Vibrating Wire Piezometers"; Geo-Quebec Conference, Quebec City, Canada, 8 p, 2004.
  11. DeJong, J.T. and Christoph, G.G. "Relation of Initial Specimen State and Particle Properties to the Breakage Potential of Granular Soils"; Geo-Quebec Conference, Quebec City, Canada, 7 p, 2004.
  12. Westgate, Z. and DeJong, J.T. "Particle Crushing at the Soil-structure Interface During Cyclic Loading"; American Society of Civil Engineers, Engineering Mechanics Conference 2004 Conference, Delaware, 5 p, 2004.
  13. Frost, J.D., Hebeler, G.L., Evans, T.M., and DeJong, J.T. "Interface Behavior of Granular Soils"; 9th ASCE Aerospace Division International Conference on Engineering, Construction and Operations in Challenging Environments, Houston, TX, pp. 65-72, 2004.
  14. Bonczar, C., Breña, S.F., Civjan, S.A., DeJong, J., Crellin, B., and Crovo, D. "Field Data and FEM Modeling of the Orange-Wendell Bridge"; Proceedings: 2005 FHWA Conference: Integral Abutment and Jointless Bridges (IAJB 2005), Baltimore, MD, 17-19 March 2005, pp163-173.
  15. Bonczar, C., Breña, S.F., Civjan, S.A., DeJong, J., and Crovo, D. "Integral Abutment Pile Behavior and Design – Field Data and FEM Studies"; Proceedings: 2005 FHWA Conference: Integral Abutment and Jointless Bridges (IAJB 2005), Baltimore, MD, 17-19 March 2005, pp174-184.
  16. Yafrate, N.J. and DeJong, J.T. "Detection of Stratigraphic Interfaces and Thin Layering Using a Miniature Piezoprobe"; American Society of Civil Engineers, Geo-Frontiers Conference, Austin, TX. GSP 138, 11 pp, 2005.
  17. DeJong, J.T. and Yafrate, N.J. "Considerations in Evaluating the Remoulded Undrained Shear Strength from Full Flow Penetrometer Cycling"; International Symposium on Frontiers in Offshore Geotechnics, Perth, Australia, 2005, 991-997 pp. 
  18. Fritzges, M.B., DeJong, J.T., and Nusslein, K.  "Biologically Induced Improvement of Loose Sand"; Proc. 8NCEE Conference, 2006, Paper #1691, 10 pp.
  19. Westgate, Z.J. and DeJong, J.T. "Evolution of Sand-Structure Interface Response During Monotonic Shear Using Particle Image Velocimetry";  Geo-Congress Atlanta 2006 – Role of Geotechnical Engineering in the Information Technology Age, 6 p.
  20. Westgate, Z.J. and DeJong, J.T. "Evolution of Local Soil-Structure Interface Response using Particle Image Velocimetry"; Proc. International Symposium on Geomechanics and Geotechnics of Particulate Media, 6 pp., 2006.
  21. Yafrate, N.J. and DeJong, J.T. "Interpretation of Sensitivity and Remolded Undrained Shear Strength with Full Flow Penetrometers"; Proceedings ISOPE Conference, San Francisco, CA, 6 pp, 2006.
  22. Westgate, Z.J. and DeJong, J.T. "Geotechnical Considerations for Offshore Wind Farm Development and Foundation Optimization"; WindPower 2006 Conference, Pittsburg, PA, June 2006, 10 pp.
  23. Yafrate, N.J. and DeJong, J.T. "Influence of Penetration Rate on Measured Resistance with Full Flow Penetrometers"; ASCE GI GeoDenver Conference, (in press).