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L. Sebastian Bryson, Ph.D., P.E., D.GE, F.ASCE

Hardin-Drnevich-Huang Professor, Joint Appointment in Earth and Environmental Sciences; Department Chair


254 OHR


Professor, University of Kentucky: 7/2021 - present

Associate Professor, University of Kentucky: 7/2012 – 6/2021

Assistant Professor, University of Kentucky: 8/2006 – 7/2012

Assistant Professor Ohio University 11/2001 – 6/2006

GE Faculty Intern Northwestern University 9/2000 – 9/2001

Teaching and Research Assistant Northwestern University 9/1998 – 9/2000

Geotechnical Engineer CH2M HILL, Inc. 1/1992 – 9/1998

Research Engineer Federal Highway Administration 1/1990 – 1/1992


Ph.D. in Civil Engineering , Northwestern University 12/2002

M.Eng. in Civil Engineering ,  Howard University  5/1992

B.S. in Civil Engineering, Florida A&M University  5/1987


  • Bryson, L.S., Smith, P.R., and Mahboub, K.C. (2021). “A Rational Bubble Screen Design Approach for Mitigation of Underwater Explosion Near Waterborne Infrastructure,” Canadian Journal of Civil Engineering , 48(3), 298-311.
  • Mahmoodabadi, M., and Bryson, L.S. (2021). “Constitutive Model for Describing the Fully Coupled Hydro-Mechanical Behavior of Unsaturated Soils,” International Journal of Geomechanics , ASCE, 21(4), 04021027.
  • Mahmoodabadi, M., and Bryson, L.S. (2021). “Direct Application of the Soil-Water Characteristic Curve to Estimate the Shear Modulus of Unsaturated Soils,” International Journal of Geomechcanics , ASCE, 21(1), 04020243.
  • Muttashar, W., and Bryson, L.S. (2020). “Constitutive Model for Predicting Stress Strain Behavior of Fine-Grained Sediments using Shear Wave Velocity,” Marine Georesources and Geotechnology , 38(8), 896-910.
  • Romana Giraldo, J., Bryson, L.S. and Gutierrez Soto, M. (2020). “Performance of Two Tieback Walls under a Unique Construction Sequence Installed in a Shale Stratum,” Journal of Geotechnical and Geological Engineering , Springer , 38(2), 1799-1816.
  • Bryson, L.S. and Romana Giraldo, J. (2020). “Analysis of Case Study Presenting Ground Anchor Load-Transfer Response in Shale Stratum,” Canadian Geotechnical Journal , 57(1), 85-99.
  • Bryson, L.S. and Romana Giraldo, J. (2021), “Cost Based Design Considerations for Excavation Support Systems,” International Foundation Congress and Equipment Expo (IFCEE) 2021 , Dallas, Texas, USA, 10-14 May 2021.
  • Rizzo, R. J. and Bryson, L.S. (2020), “Remote Sensing Application for Sinkhole Monitoring Along Roadways,” IEEE SoutheastCon 2020, Raleigh, NC, 12-15 March 2020. 

Research Interests:

Landslide Hazard Prediction and Assessment

Infrastructure Response to Severe Events

Laboratory Testing of Geologic Materials

Numerical Modeling Geotechnical Systems