University: 

TRB Category: 

Don Degroot

Professor
UMassAmherst


Featured Projects

Research and Background

Nano/micro mechanics of low-dimensional geomaterials (clays/shales, clay-exopolymer micro flocs, “marine snow”) for energy and marine ecosystem sustainability; Bioinspired/bioengineered soil stabilization for coastal/wetland sustainability; Novel geopolymers for infrastructure, environment, and energy sustainability; Behavior of soft marine/wetland clays and residual soil

Contact Info

Don Degroot
degroot@ecs.umass.edu
20 Marston Hall, College of Engineering, Department of Civil and Environmental Engineering, University of Massachusetts Amherst, 130 Natural Resources Road,
Amherst, Massachusetts

Research in Action

Education

Sc.D. in Civil Engineering. Massachusetts Institute of Technology, August 1989; M.S. in Civil Engineering. Massachusetts Institute of Technology, June 1985; B.S.C.E in Civil Engineering with Great Distinction. Concordia University, May 1983

Publications

Ostendorf, D.W., Lukas, W.G., and DeGroot, D.J., "Partially Penetrating Purge Tests in an Unweathered Till Layer." Hydrology Research, 2016, in press.

Fontana, C., Carswell, W., Arwade, S., DeGroot, D.J., and Myers, A. "Sensitivity of the dynamic response of monopile‐supported offshore wind turbines to structural and foundation damping." Wind Engineering, 2016, in press.

Carswell, W., Arwade, S.R., DeGroot, D.J., and Myers, A.T. "Natural Frequency Degradation and Permanent Accumulated Rotation for Offshore Wind Turbine Monopiles in Clay." Renewable Energy, 2016, in press.

Lukas, W.G., DeGroot, D.J., Ostendorf, D.W., and Hinlein, E.S. (2015). "Multi‐Scale Hydrogeologic Characterization of a Leaky Till Mantled Fractured Bedrock Aquifer System." Canadian Geotechnical Journal. 10.1139/cgj‐2014‐0296.

Carswell, W., Johansson, J. Lovholt, F., Arwade, S.R., Madshus, C., DeGroot, D.J. and Myers, A.T. (2015). "Foundation Damping and the Dynamics of Offshore Wind Turbine Monopiles." Renewable Energy. In Press.

Lukas, W.G., DeGroot, D.J., Ostendorf, D.W., and Hinlein, E.S. (2015). "Multi‐Scale Hydrogeologic Characterization of a Leaky Till Mantled Fractured Bedrock Aquifer System." Canadian Geotechnical Journal. In press.

Carswell, W., Arwade, S.R., DeGroot, D.J., Lackner, M.A. (2014). "Soil‐Structure Reliability of Offshore Wind Turbine Monopile Foundations." Wind Energy. doi: 10.1002/we.1710.

Rotaru, C., Ostendorf, D.W. and DeGroot, D.W. (2014). "Chloride dispersion across silt deposits in a glaciated bedrock river valley." Journal of Environment Quality. Vol. 43, No. 2, pp. 459‐467.

Zhang, G., Yin, H., and DeGroot, D.J. (2013). "Thixotropism of micron‐sized saltwater clay flocs." Geotechnique Letters, Vol. 3, Oct‐Dec, pp. 162‐165.

Judge, A., Ostendorf, D.W., DeGroot, D.J. and Zlotnik, V.A. (2013). "Pneumatic Permeameter for Transient Tests on Coarse Gravel." Journal of Hydrologic Engineering. Vol. 19, No. 2, pp. 319‐327.

DeGroot, D.J., Ostendorf, D.W., and Judge, A. (2012). "In situ measurement of hydraulic conductivity of saturated soils." Geotechnical Engineering Journal of the SEAGS & AGSSEA, Vol. 43, No.4, pp. 63‐71.

Low,H.E.,Landon‐Maynard,M.L.,Randolph,M.F.,andDeGroot,D.J.(2012).Closure to "Geotechnical Characterization and engineering properties of Burswood clay."

Géotechnique.Vol.62,No.7,653‐656.DeGroot,D.J.,Ostendorf,D.W.,and Judge, A.(2012)."In situ measurement of hydraulic conductivity of saturated soils." Geotechnical Engineering Journal of The SEAGS&AGSSEA,Vol.43, No.4,pp.63‐71.

Judge,A., Ostendorf, D.W., DeGroot, D.J. and Zlotnik,V.A.(2013)."Pneumatic Permeameter for Transient Tests on Coarse Gravel."Journal Of Hydrologic Engineering.Vol.19,No.2,pp.319‐327.

Zhang,G.,Yin,H.,and DeGroot,D.J. (2013). "Thixotropism of micron‐sized saltwater clay flocs." Geotechnique Letters,Vol.3,Oct‐Dec,pp.162‐165.

Rotaru,C.,Ostendorf,D.W.and DeGroot,D.W.(2014)."Chloride dispersion acros silt deposits in a glaciated bedrock river valley."Journal of Environment Quality. Vol.43,No.2,pp.459‐467.

Carswell,W.,Arwade,S.R.,DeGroot,D.J.,Lackner,M.A.(2014)."Soil‐StructureReliability of Off shore Wind Turbine Monopile Foundations." WindEnergy.doi:10.1002/we.1710.

Lukas,W.G.,DeGroot,D.J.,Ostendorf,D.W.,andHinlein,E.S.(2015)."Multi Scale Hydrogeologic Characterization of a Leaky Till Mantled Fractured Bedrock Aquifer System."Canadian Geotechnical Journal. In press.

Carswell,W.,Johansson,J.Lovholt,F.,Arwade,S.R.,Madshus,C.,DeGroot,D.J.andMyers,A.T.(2015)."Foundation Damping and the Dynamics of Offshore Wind Turbine Monopiles." Renewable Energy.In Press

DeJong, J., DeGroot, D., and Yafrate, N. (2012). Closure to "Evaluation of Undrained Shear Strength Using Full-Flow Penetrometers." Journal of Geotechnical and Geoenvironmental Engineering. Vol. 138, No. 6, pp. 765-767.

Low, H.E., Landon-Maynard, M.L., Randolph, M.F., and DeGroot, D.J. (2012). Closure to "Geotechnical characterisation and engineering properties of Burswood clay." Géotechnique. Vol. 62, No. 7, pp. 653-656.

Low, H.E., Landon, M.M., Randolph, M.F. and DeGroot, D.J. (2010). "Geotechnical characterisation and engineering properties of Burswood Clay." Géotechnique. In press.

DeJong, J.T., Yafrate, N. and DeGroot, D.J. (2010). "Evaluation of undrained shear strength using full flow penetrometers." Journal of Geotechnical and Geoenvironmental Engineering, In press.

Ostendorf, D.W. and DeGroot, D.J. (2010). "Slug tests in the presence of background head trends." Groundwater. Vol. 48, No. 4, pp. 609-613.

Poirier, S.E. and DeGroot, D.J. (2010). "Development of a portable probe for field and laboratory measurement of low to medium values of soil suction." Geotechnical Testing Journal. Vol. 33, No. 3, pp. 253-260.

DeJong, J., Yafrate, N., DeGroot, D.J., and Randolph, M.F. (2010). "Recommended practice for full-flow penetrometer testing and analysis."Geotechnical Testing Journal. Vol. 33, No. 2, pp. 137-149.

Ostendorf, D.W., DeGroot, D.J., Judge, A.I., and LaMesa, D. (2010). "Method to characterize aquitards above leaky aquifers with water supply wells." Hydrogeology Journal. Vol. 18, No. 3. pp. 595-605.

Yafrate, N., DeJong, J., DeGroot, D.J. and Randolph, M. (2009). "Evaluation of remolded shear strength and sensitivity of soft clay using full flow penetrometers." Journal of Geotechnical and Geoenvironmental Engineering, Vol. 135, No. 9, pp. 1179-1189.

Ostendorf, D.W., Zlotnik, V.A. and DeGroot, D.J. (2009). "A linear theory of slug tests with annular effects." Journal of Hydrology. Vol. 368, No. 4, pp. 205-213.

Landon, M.M., DeGroot, D.J., Sheahan, T.C. (2007). "Non-Destructive sample quality assessment using shear wave velocity." Journal of Geotechnical and Geoenvironmental Engineering. Vol. 133, No. 4, pp. 424-432.

DeJong, J.T., Yafrate, N.J., DeGroot, D.J. (2007). "Design of a miniature piezoprobe for high resolution stratigraphic profiling." Geotechnical Testing Journal, Vol. 30, No. 4, DOI: 10.1520/GTJ100592.

Ostendorf, D.W., DeGroot, D.J. and Dunaj, P.J. (2007). "Waterhammer dissipation in pneumatic slug tests." Water Resources Research, Vol. 43, W02413, DOI:10.1029/2005WR004817.

DeGroot, D.J. and Landon, M.M. (2007). "Laboratory testing of undisturbed soft clay samples to determine engineering design parameters." Studia Geotechnica et Mechanica. No. 1-2, pp. 23-37.

Ostendorf, D.W., DeGroot, D.J., and Hinlein, E.S. (2007). "Unconfined aquifer response to infiltration basins and shallow pump tests." Journal of Hydrology. Vol. 338, No. 1, pp. 132-144.

Ostendorf, D.W., Hinlein, E.S., Rotaru, C., DeGroot, D.J. (2006). "Chloride contamination of groundwater by outdoor highway deicing agent storage." Journal of Hydrology, 326, pp. 109-121.

Ostendorf, D.W., DeGroot, D.J., Dunaj, P., and Jakubowski, J. (2005), "A closed form slug test theory for high permeability aquifers." Groundwater, Vol. 43, No. 1, pp. 87-101.

DeGroot, D.J. and Lutenegger, A.J. (2005). "Characterization by sampling and in situ testing – Connecticut Valley Varved Clay." Studia Geotechnica et Mechanica, Vol.XXVII, No. 3-4, pp. 91-105.

DeGroot, D.J., Poirier, S.E., and Landon, M.M. (2005). "Sample disturbance – soft clays." Studia Geotechnica et Mechanica, Vol. XXVII, No. 3-4, pp. 107-120.

Selected Conference Publications

Judge, P., DeGroot, D.J., Zhang, G., Lin, S. (2016). "Development of a Flume for the Evaluation of Coastal Mudflat Sediment Erodibility." State of the Coast Conference, New Orleans, LA, June 2016.

Fontana C., Carswell W., Arwade S.R., DeGroot D.J. (2015). "The Role of Damping in Offshore Wind Turbine Dynamics." North American Wind Energy Academy Conference, Blacksburg, VA, June 2015.

Carswell, W., Arwade, S.R., and DeGroot, D.J. (2014). "Behavior of Laterally‐Loaded Offshore Wind Turbine Monopiles under Storm Loading Conditions". 2014 Engineering Mechanics Institute Conference, American Society of Civil Engineers, Hamilton, Ontario. August 2014.

Carswell, W., Johansson, J., Lovhold, F., Arwade, S.R., and DeGroot, D.J. (2014). "Dynamic Mudline Damping for Offshore Wind Turbine Monopiles". 33rd International Conference on Ocean, Offshore and Arctic Engineering, San Francisco, CA. June 2014.

Arwade, S.R., Carswell, W., Johansson, J., Lovholt, F., and DeGroot, D.J. (2014). "The role of soil damping in the structural response of offshore wind turbine monopile support structures". 2014 Structures Congress, American Society of Civil Engineers, Boston, MA. April 2014.

DeGroot, D.J., Kral, P.A., Carey, L.C., LaMasa, D.F., and Ostendorf, D.W. (2014). "In situ and laboratory measurement of the hydraulic conductivity of a glaciolacustrine silty aquitard in eastern Massachusetts." NEWWA 2014 Annual Conference and Exhibition, Worcester, MA, April 2014.

Nguyen, H.Q and DeGroot, D.J. (2013). "Challenges in Geotechnical Site Characterization of Offshore Glacial-Marine Sediments". Society for Underwater Technology, Houston, TX, Sept 2013.

Recent Research Contracts Funded

"Collaborative Research: GOALI: Efficient Multiline Mooring Systems for Floating Wind Turbines." US National Science Foundation. Co‐Principal Investigator (with PI, S. Arwade), TA&M (PI, C.P. Aubeny) and UMaine (PI, M.M. Landon), July 2015 – June 2018, $497,341 (UMass Amherst, $251,834).

"Salt Remediation Program Support Interagency Service Agreement." MA Department of Transportation, Co‐Principal Investigator (with PI, E. Hinlein, and Co‐PI, D.W. Ostendorf), July 2015 – June 2018, $4,501,094.

"Collaborative Research: Sampling and Sample Quality Assessment of Intermediate Soils." US National Science Foundation, Principal Investigator (with Co‐PI, G. Zhang) and UCDavis (PI, J. DeJong), August 2014 – July 2017, $630,000 (UMass Amherst, $330,000).

"RCN‐SEES: Sustainable Adaptive Gradients in the Coastal Environment (SAGE): Reconceptualizing the Role of Infrastructure in Resilience." National Science Foundation, Co‐Principal Investigator (with PI, E. Hamin), January 2014 – December 31, 2018. $736,707.

"Salt Remediation Program Support Interagency Service Agreement." MA Executive Office of Transportation, Co‐Principal Investigator (with PI, D.W. Ostendorf and Co‐PI, E. Hinlein), July 2012 – June 2015, $4,100,000.

"IGERT: Offshore Wind Energy Engineering, Environmental Science, and Policy." National Science Foundation, Senior Personnel, Executive Committee (with PI, E. Baker), Aug 2011 – July 2016, $3,200,000.

"Highway Deicing Agent Remediation Program." MA Executive Office of Transportation, Co‐Principal Investigator (with PI, D.W. Ostendorf). July 2008 – June 2012, $4,844,226.

"Developing International Protocols for Offshore Sediments and their Role in Geohazards: Characterization, Assessment, and Mitigation." National Science Foundation Partnerships for International Research and Education Program, Principal Investigator (with Co‐PIs, J.T. DeJong, L.G. Baise, T.C. Sheahan, and B.G. McAdoo), September 2005 – August 2010, $2,341,579.

Full Curriculum Vitae

Full Curriculum Vitae