Roman D. Hryciw

Site Characterization, In-situ Testing, Engineering Geology, Soil Dynamics & Earthquake Engineering, Soil Improvement and Stabilization, Experimental Micromechanics, Image Processing, Computer Vision, Soil Testing System Design.

• ASCE Geo-Institute 2020 GeoCongress, Technical Program Chair
• ASCE Geo-Institute Technical Publications Committee, Chair
• ASCE Geo-Institute Representative to the American Geological Institute
• Shevchenko Scientific Society, Detroit Branch, President

• ASTM International’s Hogentogler Award, 2018
• University of Michigan Distinguished Faculty Achievement Award, 2017
• Sowers Symposium State-of-the-Art Lecturer, GA Tech, Atlanta, 2016
• J.S. Braun/Braun Intertec Professorship, Univ. of Minnesota, 2012
• Chi Epsilon Honorary Member, Univ of Michigan Chapter, 2009
• Wesley O. Pipes Distinguished Alumni Lectureship, Drexel University, 2006
• ASCE GeoCongress Best Paper Award, 2006
• John F. Ullrich Education Excellence Award, 2004
• James M. Robbins Excellence in Teaching Award (Chi Epsilon), 1990 and 2004
• Thomas A. Middlebrooks Award (ASCE), 1999
• North American Geosynthetics Society Grand Award of Excellence, 1997
• Arthur Casagrande Professional Development Award (ASCE), 1993
• Honorary Member, Phi Kappa Phi Honor Society, Michigan Chapter, 1993
• Woodward-Clyde Fellowship in Applied Earth Sciences, 1981
• Walter P. Murphy Fellowship, Northwestern University, 1981

• Ventola, A. and Hryciw R.D. (2019) “Field-Deployable SedImaging System for Particle Size Distribution”, Geotechnical Special Publication No. 311, Geo-Congress 2019: Engineering Geology, Site Characterization, and Geophysics, pp.143-151, doi.org/10.1061/9780784482131.015.
• Zheng, J., and Hryciw, R.D. (2018) “Identification and Characterization of Particle Shapes from Images of Sand Assemblies Using Pattern Recognition,” Journal of Computing in Civil Engineering, Vol. 32, No. 3: 04018016, 10.1061/(ASCE)CP.1943-5487.0000765.
• Zheng, J., and Hryciw, R.D. (2018) “Cross-anisotropic Fabric of Sands by Wavelet-based Simulation of Human Cognition,” Soils and Foundations 58 (2018) 1028–1041, doi.org/10.1016/j.sandf.2018.06.001
• Saftner, D.A., Zheng, J., Green, R.A., Hryciw, R.D. and Wissmann, K. (2017) “Rammed Aggregate Pier Installation Effect on Soil Properties,” Proceedings of the Institution of Civil Engineers – Ground Improvement. 1-11. 10.1680/jgrim.16.00021
• Zheng, J., Hryciw, R.D. and Ventola, A. (2017) “Compressibility of Sands of Various Geologic Origins at Pre-Crushing Stress Levels,” Geotechnical and Geological Engineering, Vol. 35, No. 5, 2037–2051, doi: 10.1007/s10706-017-0225-9
• Zheng, J., and Hryciw, R.D. (2017) “An Image Based Clump Library for DEM Simulations,” Granular Matter, Vol. 19, No. 26, DOI:10.1007/s10035-017-0713-x
• Zheng, J., and Hryciw, R.D. (2017) “Particulate Material Fabric Characterization by Rotational Haar Wavelet Transform,” Computers and Geotechnics 88, pp. 46–60, DOI: 10.1016/ j.compgeo.2017.02.021
• Zheng, J. and Hryciw, R. D. (2017) “Soil Particle Size and Shape Distributions by Stereophotography and Image Analysis,” Geotechnical Testing Journal, Vol. 40, No. 2, pp. 317-328, https://doi.org/10.1520/GTJ20160165. ISSN 0149-6115.
• Zheng, J., and Hryciw, R.D. (2016) “A Corner Preserving Algorithm for Realistic DEM Soil Particle Generation,” Granular Matter, 18:84. doi:10.1007/s10035-016-0679-0.
• Zheng, J., and Hryciw, R.D. (2016) “Index Void Ratios of Sands from their Intrinsic Properties,” ASCE Journal of Geotechnical and Geoenvironmental Engineering, DOI: 10.1061/(ASCE)GT11 .1943-5606.0001575.
• Zheng, J. and Hryciw, R.D. (2016) “Roundness and Sphericity of Soil Particles in Assemblies by Computational Geometry,” ASCE Journal of Computing in Civil Engineering, Vol. 30, No. 6, DOI: 10.1061/(ASCE)CP.1943-5487.0000578.
• Hryciw, R.D., Zheng, J. and Shetler, K. (2016) “Particle Roundness and Sphericity from Images of Assemblies by Chart Estimates and Computer Methods,” ASCE Journal of Geotechnical and Geoenvironmental Engineering. Vol. 142, No. 9, DOI: 10.1061/(ASCE)GT.1943-5606.0001485.
• Zheng, J. and Hryciw, R.D (2016) “Segmentation of Contacting Soil Particles in Images by Modified Watershed Analysis,” Computers and Geotechnics, 73, pp. 142-152, DOI: 10.1016/j.compgeo.2015.11.025.
• Saftner, D.A., Green, R.A. and Hryciw, R.D. (2015) “Use of Explosives to Investigate Liquefaction Resistance of Aged Sand Deposits,” Engineering Geology 199, 140–147, DOI:10.1016/j.enggeo.2015.11.002
• Zheng, J. and Hryciw, R.D. (2015) “Traditional Soil Particle Sphericity, Roundness and Surface Roughness by Computational Geometry,” Geotechnique, Vol. 65, No. 6., 494-506, DOI:10.1680/geot./14-P-192.
• Rollins, K., Amoroso, S. and Hryciw, R.D. (2015) “Comparison of DMT, CPT, SPT, and VS Based Liquefaction Assessment on Treasure Island During the Loma Prieta Earthquake” Proc., 3rd International Conference on the Flat Dilatometer, Rome, Italy, 349-356. ISBN: 979-12-200-0116-8.
• Pitikhunpongsuk, T., Hryciw, R.D. and Green, R.A. (2015) “Photoelastic Sensors for Determination of Horizontal Stress and Ko in 2-Dimensional Granular Assemblies,” ASTM Geotechnical Testing Journal, Vol. 38, No. 5 DOI:10.1520/GTJ20140239.
• Hryciw, R.D., Ohm, H.-S., Jung, Y. and Zhou, Jie (2015) “Theoretical Basis for Optical Granulometry by Wavelet Transformation,” ASCE Journal of Computing in Civil Engineering, Vol. 29, No. 3, 04014050, DOI:10.1061/(ASCE)CP.1943-5487.0000345.
• Saftner, D.A. and Hryciw, R.D. (2014) “Dynamic Soil Properties: In-Situ Characterization using Penetration Tests,” Encyclopedia of Earthquake Engineering, Springer-Verlag Berlin Heidelberg, eds. Beer, M., Kougioumtzoglou, I.A., Patelli, E., Au, I.S.-K., 26 pp. DOI:10.1007/978-3-642-36197-5_13-1
• Zheng, J., Hryciw, R.D. and Ohm, H.-S. (2014) “Three-Dimensional Translucent Segregation Table (3D-TST) Test for Soil Particle Size and Shape Distribution,” Proc. of the International Symposium on Geomechanics from Micro to Macro, Cambridge, UK, CRC Press, 1037-1042. DOI: 10.1201/b17395-186.
• Zheng, J. and Hryciw, R.D. (2014) “Optical Flow Analysis of Internal Erosion and Soil Piping in Images Captured by the VisCPT,” Geotechnical Special Publication No. 242 Tunneling and Underground Construction, pp. 55-64. DOI:10.1061/9780784413449.006.
• Ohm, Hyon-Sohk and Hryciw, R. D. (2014) “Size Distribution of Coarse-Grained Soil by Sedimaging,” ASCE Journal of Geotechnical and Geoenvironmental Engineering, Vol. 140, No. 4, 04013053, DOI: 10.1061/(ASCE)GT.1943-5606.0001075.
• Hryciw, R.D., Zheng, J., Ohm, H.-S. and Li, J. (2014) “Innovations in Optical Geo-Characterization,” Invited Keynote Lecture, Proc. of the 2014 ASCE GeoCongress, Geo-Characterization and Modeling for Sustainability, Geotechnical Special Publication No. 235, pp. 97-116. DOI: 10.1061/9780784413289.005
• Ohm, H.S., Sahadewa, A., Hryciw, R.D., Zekkos, D. and Brant, N. (2013) “Sustainable Soil Particle Size Characterization through Image Processing,” Geotechnical and Geological Engineering, Vol. 31, No. 6, pp. 1647-1652, DOI:10.1007/s10706-013-9657-z.
• Ohm, H.-S. and Hryciw, R.D. (2013) “The Translucent Segregation Table Test for Sand and Gravel Particle Size Distribution,” ASTM Geotechnical Testing Journal, Vol. 36, No. 4, pp. 592-605. DOI:10.1520/GTJ20120221. ISSN 0149-6115.
• Hryciw, R.D. and Ohm, H.-S. (2013) “Soil Migration and Piping Susceptibility by the VisCPT,” Proc. of ASCE Geocongress 2013 – Stability and Performance of Slopes and Embankments III, Geotechnical Special Publication No. 231, pp. 192-195, DOI:10.1061/9780784412787.020
• Saftner, D.A., Green, R.A., Hryciw, R.H., Fadden, M.F., and DaCosta, A., (2011) “Characterizing Spatial Variability of Cone Penetration Testing through Geostatistical Evaluation.” GeoRisk 2011: Risk Assessment and Management in Geoengineering, Geotechnical Special Publication No. 224, 428-435, DOI: 10.1061/41183(418)39
• Saftner, D.A., Jung, Y., Hryciw, R.D. and Green, R.A. (2011) “Comparison of Predicted Cyclic Resistance Ratios from CPT, DMT, and Shear Wave Velocity Tests in Griffin, Indiana,” in “Geo-Frontiers 2011 Advances in Geotechncial Engineering,” a Geotechnical Special Publication 211, pp. 2298-2307, DOI:10.1061/41165(397)235.
• Jirathanathaworn, T., Hryciw, R.D. and Green, R.A. (2010) “Photoelastic Sensors for Measurement of Ko,” Proceedings of GeoFlorida 2010, Advances in Analysis, Modeling & Design, ASCE Geo-Institute Geotechnical Special Publication 199, pp. 1275-1283, DOI:10.1061/41095(365)127
• Irsyam, M., Hasan, L. and Hryciw, R.D. (2009) “Experimental Study of the Pullout Resistance of Ribbed Anchors in Sands,” Proceedings of the 17th International Conference on Soil Mechanics and Geotechnical Engineering (ICSMGE), Alexandria, Egypt, IOS Press, pp. 546-549.
• Hryciw, R.D. Jung, Y., Susila, E. and Ibrahim, A. (2009) “Thin Soil Layer Detection by VisCPT and FEM Simulations,” Proceedings of the 17th International Conference on Soil Mechanics and Geotechnical Engineering (ICSMGE), Alexandria, Egypt, IOS Press, pp. 1052-1055.
• Lee, D.S., Elsworth, D.and Hryciw, R.D. (2008) “Hydraulic Conductivity Measurement form On-the-Fly uCPT Sounding and VisCPT,” Journal of Geotechnical and Geoenvironmental Engineering of ASCE, Vol. 134, No. 12. pp. 1720-1729.
• Green, R.A., Hryciw, R.D., Saftner, D.A., Baxter, C.D.P., Jung, Y., and Jirathanathaworn, T. (2008). “Sand Aging Field Study,” Geotechnical Earthquake Engineering and Soil Dynamics, ASCE Geo-Institute Geotechnical Special Publication 181, DOI:10.1061/40975(318)52.
• Elsworth, D., Lee, D.S., Hryciw, R., Shin, S. (2006) “Pore Pressure Response Following Undrained uCPT Sounding in a Dilating Soil,” J. Geotech. and Geoenv. Eng. Vol. 132, No. 11. pp. 1485 – 1495.
• Hryciw, R. D., Susila E. and Shin, S. (2005) “CPT Readings, VisCPT Observation, and Advanced FEM modeling of Penetration through Soil Interfaces,” Proceedings of GeoFrontiers 2005, Geotechnical Special Publication #138.
• Hryciw, R.D. and Susila, E. (2005) “Soil Solidification by Magnetorheological Fluids,” Electronic Proceedings GeoFrontiers 2005, Geotechnical Special Publication #134.
• Hryciw, R.D. and Shin, S. (2004) “Thin Layer and Interface Characterization by VisCPT,” Proceedings of the Second International Conference on Site Characterization (ISC’2004), Porto, Portugal, pp. 701-706.
• Shin S. and Hryciw R.D. (2004) “Application of Wavelet Analysis to Soil Mass Images for Particle Size Determination,” ASCE Journal of Computing in Civil Engineering, Vol. 18, No 1. pp. 19-27.
• Hryciw, R.D., Shin, S. and Ghalib, A.M. (2003) “High Resolution Site Characterization by VisCPT with Application to Hydrogeology,” Proc. of Soil and Rock America, the 12th Panamerican Conference on Soil Mechanics and Geotechnical Engineering, Vol. 1, pp. 293-298.
• Susila, E. and Hryciw, R.D. (2003) “Large Displacement FEM Modeling of the Cone Penetration Test (CPT) in Normally Consolidated Sand,” International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 27, No. 7, pp. 585-602.
• Hryciw, R.D., Raschke, S.A., Ghalib, A.M., Shin, S. (2002) “A Cone with a View: The VisCPT,” Geo-Strata, July, pp. 25-29.
• Rollins, K.M., Ashford, S. A., Lane, J.D. and Hryciw, R.D. (2000) “Controlled Blasting to Simulate Liquefaction for Full Scale Lateral Load Testing,” Proc. 12th World Conf. on Earthquake Engineering, Auckland, New Zealand, Paper No. 1949, 8 pp.
• Ghalib, A.M. and Hryciw, R.D. (1999) “Soil Particle Size Distribution by Mosaic Imaging and Watershed Analysis,” Journal of Computing in Civil Engineering, Vol. 13, No. 2, pp. 80-87.
• Abdel-Haq, A. and Hryciw, R. D. (1998) ” Ground Settlement in Simi Valley following the Northridge Earthquake”, ASCE Journal of Geotechnical & Geoenvironmental Engineering, Vol. 124, No. 1, pp. 80-89. DOI:10.1061/(ASCE)1090-0241(1998)124:1(80).
• Hryciw, R. D., Shewbridge, S.E., Kropp, A. and Homolka, M. (1997) “Postearthquake Investigations at Liquefaction Sites in Santa Cruz and on Treasure Island,” in The Loma Prieta, California Earthquake of October 17, 1989 – Liquefaction, USGS Professional Paper 1551-B, pp. 165-180.
• Raschke, S.A. and Hryciw, R. D. (1997) “Vision Cone Penetrometer (VisCPT) for Direct Subsurface Soil Observation,” ASCE Journal of Geotechnical and Geoenvironmental Engineering, Vol. 123, No. 11, pp. 1074-1076.
• Hryciw, R. D., Raschke, S. A., Ghalib, A. M., Horner, D. A. and Peters, J. F. (1997) “Video Tracking of Experimental Validation of Discrete Element Simulations of Large Discontinuous Deformations,” Computers and Geotechnics, Vol. 21, Iss. 3, pp. 235-253.
• Ghiassian, H., Hryciw, R. D. and Gray, D.H. (1997) “A Circular Arc Test for Soil-Geosynthetic Interface Strength,” ASTM Geotechnical Testing Journal, Vol. 20, No. 4, pp. 407-413.
• Ghiassian, H., Gray, D.H. and Hryciw, R. D. (1997) “Stabilization of Coastal Slopes by Anchored Geosynthetic Systems,” ASCE Journal of Geotechnical and Geoenvironmental Engineering, Vol. 123, No. 8, pp. 736-743.
• Ghiassian, H., Hryciw, R.D. and Gray, D.H. (1996) “Laboratory Testing Apparatus for Slopes Stabilized by Anchored Geosynthetics,” Geotechnical Testing Journal, Vol. 19, No. 1, March 1996 pp. 65-73.
• Rollins, K. M., Hryciw, R. D., McHood, M., Homolka, M. and Shewbridge, S. (1994) “Ground Response on Treasure Island,” U.S. Geological Survey Professional Paper 1551-A: The Loma Prieta, California, Earthquake of October 17, 1989-Strong Ground Motion, pp. A109-A121.
• Hryciw, R. D. and Irsyam, M. (1993) “Behavior of Sand Particles around Ribbed Inclusions during Shear Soils and Foundations,” the Journal of the Japanese Society of Soil Mechanics and Foundation Engineering, Vol. 33, No. 3, pp. 1-13.
• Hryciw, R. D. and Thomann, T. G. (1993) “A Stress History Model for Go of Cohesionless Soils,” Journal of the Geotechnical Engineering Division of ASCE, Vol. 119, No. 7. pp. 1073-1093.
• Hryciw, R. D. (1992) “Flat Dilatometer, Cone Penetrometer and Seismic Cone Evaluation of Select New Madrid Liquefaction Sites,” Seismological Research Letters, Vol. 63, No. 3. pp. 357-366.
• Thomann, T. G. and Hryciw, R. D. (1992) “Stiffness and Strength Changes in Cohesionless Soils due to Disturbance,” Canadian Geotech. Jour., Vol. 29, No. 5. pp. 853-861. doi:10.1139/t92-092
• Hryciw, R. D. and Irsyam, M. (1992) “Pullout Stiffness of Elastic Anchors in Slope Stabilization Systems,” Journal of the Geotechnical Engineering Division of ASCE, Vol. 118, No. 6. pp. 902-919.
• Irsyam, M. and Hryciw, R. D. (1991) “Friction and Passive Resistance in Soil Reinforced by Plane Ribbed Inclusions,” Geotechnique, Vol. 41, No. 4, 485-498.
• Hryciw, R. D. (1991) “Anchor Design for Slope Stabilization by Surface Loading,” Journal of the Geotechnical Engineering Division of ASCE, Vol. 117, No. 8, 1260-1274. DOI:10.1061/(ASCE)0733-9410(1991)117:8(1260).
• Hryciw, R. D., Rollins, K. M., Homolka, M., Shewbridge, S. and McHood, M. (1991) “Soil Amplification at Treasure Island During the Loma Prieta Earthquake,” Proceedings of the Second International Conference on Geotechnical Earthquake Engineering and Soil Dynamics, St. Louis, MO, 1679-1686.
• Hryciw, R.D., Vitton, S.J. and Thomann, T.G. (1990) “Liquefaction and Flow Failure During Seismic Exploration,” Journal of the Geotechnical Engineering Division of ASCE, Vol.116 No. 12, 1881-1899.
• Hryciw, R. D. (1990) “Small Strain Shear Modulus of Soils by Marchetti Dilatometer,” Journal of the Geotechnical Engineering Division of ASCE, Vol.116 No. 11, 1700-1716.
• Thomann, T. G. and Hryciw, R. D. (1990) “Laboratory Measurement of Small Strain Shear Modulus Under Ko Conditions,” ASTM Geotechnical Testing Journal, Volume 13, Number 2, 97-105.
• Hryciw, R. D. and Irsyam, M. (1990) “Shear Zone Characterization in Sands by Carbowax Impregnation,” ASTM Geotechnical Testing Journal, Volume 12, Number 1, 49-52.
• Hryciw, R. D. (1989) “Raypath Curvature in Seismic Investigations,” Journal of the Geotechnical Engineering Division of ASCE, Vol.115 No. 9, 1268-1284. DOI:10.1061/(ASCE)0733-9410(1989)115:9(1268).
• Dowding, C. H., Hryciw, R. D. and Garetta, J. M. (1987) “Explosive Source Location by Relative Arrival Times of Atmospherically and Seismically Propagating Waves,” Journal of the Acoustical Society of America, Vol. 82, No.6, 2034-2041.
• Hryciw, R. D. and Dowding, C. H. (1987) “Cone Penetration of Partially Saturated Sands,” Geotechnical Testing Journal of ASTM, Vol. 10, No. 3, 135-141.
• Dowding, C. H. and Hryciw, R. D. (1986) “Blast-Densification of Sand with Millisecond Delays,” Journal of the Geotechnical Engineering Division of ASCE, 1986, Vol. 112, No. 2, 187-199.