Geotechnical

Dr. Guoping (Gregg) Zhang

Professor

38 Marston Hall

College of Engineering
Department of Civil & Environmental Engineering
University of Massachusetts
130 Natural Resources Road
Amherst, MA 01003-0724

zhangg@umass.edu

(413) 545-3970

(413) 545-4525

Full Curriculum Vitae

Horizontal Tabs

Education

Ph.D., Geotechnical & Geoenvironmental Engineering, M.I.T., 2002

M.S., Geotechnical Engineering, Tsinghua University, 1994

B.Eng. Hydraulic Engineering, Tsinghua University, 1991

B.Eng. Mechanical Engineering (Precision Instruments), Tsinghua University, 1991

Experience

Associate Professor, University of Massachusetts, September, 2013-present

Associate Professor, Louisiana State University (Baton Rouge, LA), 2011-2013

Assistant Professor, Louisiana State University (Baton Rouge, LA), 2005-2011

Visiting Scholar, M.I.T. (Cambrige, MA), 2004 Summer

Lecturer, University of Nottingham (UK), 2002-2005

Graduate Research Assistant, M.I.T. (Cambrige, MA), 1996-2002

Research Engineer, Chinese Academy of Building Research (China), 1994-1996

Graduate Research Assistant, Tsinghua University (China), 1991-1994

Research

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

Program Area:

Geotechnical

Publications

Wu, H., Hu, L., Zhang, G. (2016). Effects of electro-osmosis on the physical and chemical properties of bentonite. ASCE Journal of Materials in Civil Engineering (published online).

Liu, Z., Liu, F., Ma, F., Wang, M., Bai, X., Zheng, Y., Yin, H., and Zhang, G.* (2016). Collapsibility, composition, and microstructure of a loess in China. Canadian Geotechnical Journal, 53(4), 673-686.

Zhang, Z., Liu, F., and Zhang, G. (2015). An effective stress formulation for unsaturated soils considering air-liquid interface. Rock and Soil Mechanics, 36, 147-153.

Zhang, M., Zhao, M., Zhang, G., Nowak, P., Coen, A., Tao, M. (2015). Calcium-free geopolymer as a stabilizer for sulfate-rich soils. Applied Clay Science 108, 199-207.

Zhang, M., El-Korchi, T., Zhang, G., Liang, J., and Tao, M.* (2014). Synthesis factors affecting the mechanical properties, microstructure, and chemical composition of red mud-fly ash based geopolymers. Fuel, 134, 315-325. IF = 3.357.

Zhang, Z., Liu, F., and Zhang, G. (2014). Models for water retention and unsaturated permeability in full range of water content. Chinese Journal of Geotechnical Engineering, 36(11), 2069-2077.

Furukawa, Y.*, Reed, A.H., and Zhang, G. (2014). Effect of organic matter on estuarine flocculation: a laboratory study using montmorillonite, humic acid, xanthan gum, guar gum and natural estuarine flocs. Geochemical Transactions 15, 1-9. IF =1.50.

Zhang, Z., Liu, F., Zhang, G., and Zheng, F. (2013). Microscopic hydraulic behavior from the interactions between uneven-sized wet particles and liquid bridge. Chinese Journal of Hydraulics, 44(7), 810-817.

Zhang, Z., Liu, F., and Zhang, G. (2013). A physical hysteresis boundary water retention model for uniform wet particulate material. Chinese Journal of Hydraulics, 44(10), 1165-1174.

Zhang, G.*, Yin, H., and DeGroot, D.J. (2013). Thixotropism of micron-sized saltwater clay flocs. Geotechnique Letters 3, 162-165.

Wang, F.*, Zhang, L., Zhang, G., and Zhang, H. (2013). Mapping and spatial analysis of multiethnic toponyms in Yunnan, China. Cartography and Geographic Information Science, 41 (1), 86-99, http://dx.doi.org/10.1080/15230406.2013.831529. IF = 0.611

Zhang, M., Guo, H., El-Korchi, T., Zhang, G., and Tao, M.* (2013). Experimental feasibility study of geopolymer as the next-generation soil stabilizer. Construction and Building Materials 47, 1468-1478. IF = 2.293.

Zhang, J., Hu, L., Pant, R., Yu, Y., Wei, Z., and Zhang, G.* (2013). Effects of interlayer interactions on the nanoindentation behavior and hardness of 2:1 phyllosilicates. Applied Clay Science 80-81, 267-280. IF = 2.342.

Zhang, G.*, Yin, H., Lei, Z., Reed, A.H., and Furukawa, Y. (2013). Effects of exopolymers on particle size distributions of suspended cohesive sediments. Journal of Geophysical Research: Oceans 118 (7), 3473-3489, doi:10.1002/jgrc.20263. IF = 3.174.

He, J., Jie, Y., Zhang, J., Yu, Y., and Zhang, G.* (2013). Synthesis and characterization of red mud and rice husk ash-based geopolymer composites. Cement and Concrete Composites 37, 108-118. IF = 2.523.

Tan, X., Zhang, G.*, Reed, A.H., and Furukawa, Y. (2013). Flocculation and particle size analysis of expansive clay sediments affected by biological, chemical, and hydrodynamic factors. Ocean Dynamics (available online). IF = 1.761.

Tan, X., Zhang, G.*, Yin, H., Reed, A.H., and Furukawa, Y. (2012). Influence of a neutral exopolymer on the flocculation and settling velocity of cohesive sediments. International Journal of Sediment Research 27 (4), 473-485. IF = 0.718.

He, J., Zhang, J., Yu, Y., and Zhang, G.* (2012). The strength and microstructure of two geopolymers derived from metakaolin and red mud-fly ash admixture: a comparative study. Construction and Building Materials 30, 80-91. IF = 2.293.

Yin, H. and Zhang, G.* (2011). Nanoindentation behavior of muscovite subjected to repeated loading. Journal of Nanomechanics and Micromechanics, 1 (2), 72-83.

He, J., Zhang, G.*, Hou, S., and Cai, C.S. (2011). Geopolymer-based smart adhesives for infrastructure health monitoring: concept and feasibility. ASCE Journal of Materials in Civil Engineering, 23 (2), 100-109. IF = 0.959.

Zhang, G.*, He, J., and Gambrell, R.P. (2010). Synthesis, characterization, and mechanical properties of red mud-based geopolymers. Journal of Transportation Research Board, 2167, 1-9. IF = 0.471.

Chen, H., Zhang, G., Wei, Z., Cooke, K.M., and Luo, J.* (2010). Layer-by-layer assembly of sol-gel oxide “glued” montmorillonite-zirconia multilayers. Journal of Materials Chemistry, 20, 4925-4936. IF = 6.101.

Luo, J.*, Chen, H., and Zhang, G. (2010). Layer-by-layer assembly of {nanoclay-(sol-gel oxide)}n and {nanoclay-(oxide nanoparticle)}n multilayers. World Journal of Engineering, 7 (s2), 526-527.

Zhang, G.*, Wei, Z., Ferrell, R.E., Guggenheim, S., Cygan, R.T., and Luo, J. (2010). Evaluation of the elasticity normal to the basal plane of non-expandable 2:1 phyllosilicate minerals by nanoindentation. American Mineralogist, 95, 863-869. IF = 2.204.

Zhang, G.*, Wei, Z., and Ferrell, R.E. (2009). Reply to comment on “elastic modulus and hardness of muscovite and rectorite determined by nanoindentation”. Applied Clay Science, 46, 429-432. IF = 2.342.

Ye, Z.*, Hohamadian, H., Yin, H., Zhang, G., and Pang, S.-S. (2009). Advancing laboratory education in control engineering with practical implementation approaches. WSEAS Transactions on Advances in Engineering Education, 6 (2), 55-65.

Zhang, G.*, Wei, Z., and Ferrell, R.E. (2009). Elastic modulus and hardness of muscovite and rectorite determined by nanoindentation. Applied Clay Science, 43, 271-281. IF =2.342.

Nugent, R.A., Zhang, G.*, and Gambrell, R.P. (2009). Effect of exopolymers on the liquid limit of clays and its engineering implications. Journal of Transportation Research Board, 2101, 34-43. IF = 0.471.

Wei, Z., Zhang, G.*, Chen, H., Luo, J., Liu, R., and Guo, S. (2009). A simple method for evaluating elastic modulus of thin films by nanoindentation. Journal of Materials Research, 24, 801-815. IF = 1.713.

Chen, H., Zhang, G., Richardson, K., and Luo, J.* (2008). Synthesis of nanostructured nanoclay-zirconia multilayers: a feasibility study. Journal of Nanomaterials 2008, doi:10.1155/2008/749508. IF = 1.547.

Hau, K.W., McDowell, G.R.*, Zhang, G. and Brown, S.F. (2005). The application of a three-surface kinematic hardening model to repeated loading of thinly surfaced pavements. Granular Matter, 7, 145-156. IF = 1.504.

Yu, H.*, Khong, C.D., Wang, J. and Zhang, G. (2005). Experimental evaluation and extension of a simple critical state model for sand. Granular Matter, 7, 213-225. IF = 1.504.

Zhang, G.*, Germaine, J.T. and Whittle, A.J. (2005). An evaluation of the mechanical and chemical dispersion methods for a tropical old alluvium. ASTM Geotechnical Testing Journal, 28 (2), 123-132. IF = 0.505.

Zhang, G.*, Germaine, J.T., Whittle, A.J. and Ladd, C.C. (2004). Index properties of a highly weathered old alluvium, Géotechnique, 54 (7), 441-451. IF = 1.481.

Zhang, G.*, Germaine, J.T., Whittle, A.J. and Ladd, C.C. (2004). Soil structure of a highly weathered old alluvium. Géotechnique, 54 (7), 453-466. IF = 1.481.

Zhang, G.*, Germaine, J.T., Martin, R.T., and Whittle, A.J. (2003). A simple sample mounting method for random powder X-ray diffraction. Clays and Clay Minerals, 51 (2), 219-226. IF = 1.114.

Zhang, G.*, Germaine, J.T., and Whittle, A.J. (2003). Effects of Fe-oxides cementation on the deformation characteristics of a highly weathered old alluvium in San Juan, PR. Soils and Foundations, 43 (4), 119-130. IF = 0.413.

Wang, H.*, Zhang, G. and Zhou, K. (1996). Effects of inherent and induced anisotropy on the strength and deformation characteristics of a compacted clay. Chinese Journal of Geotechnical Engineering, 18 (3), 1-10.

Selected Conference Publications

Pant, R. and Zhang, G. (2012). Elastic and plastic anisotropy of muscovite probed by nanoindentation. 2012 Annual Meeting of the Clay Minerals Society, Golden, July 2012.

Zhang, G., Yin, H., Pant, R., and Wei, Z. (2011). Nano-elasticity of clay minerals and its geomechanical implications. ASCE Engineering Mechanics Institute Conference, June 2-4, Boston.

Cai, C.S., Zhang, G., He, J., and Hou, S. (2010). Smart distributed fiber optic sensors for damage monitoring of steel structures. The 2010 ASCE-Engineering Mechanics Institute Conference, August 8-11, Los Angeles, CA.

Land, L., Gambrell, R.P., and Zhang, G. (2009). Experimental design to test the impact of natural polymers on aggregation and microbial activity in three coastal Louisiana sediments. Coastal Restoration and Enhancement Through Science and Technology (CREST) annual meeting.

He, J. and Zhang, G. (2010). Geopolymerization of red mud and its influence on strength development. The 34th International Conference and Exposition on Advanced Ceramics and Composites (ICACC), Jan., Daytona Beach, FL.

Chen, H., Luo, J., and Zhang, G. (2009). A new class of nanoclay-based inorganic multilayers. Materials Science and Technology Conference, Oct., Pittsburg, PA.

He, J., Zhang, G., Hou, S., and Cai, C.S. (2009). Geopolymer-based smart adhesives for structural health monitoring: a feasibility study. The 33rd International Conference and Exposition on Advanced Ceramics and Composites (ICACC), Jan. 18-23, Daytona Beach, FL.

Wei, Z., Zhang, G., and Ferrell, R.E. (2009). Nanoindentation testing of layered silicates. AIPEA Conference, May, Italy.

Wei, Z., Wang, X., Zhang, G., Chen, H., and Luo, J. (2008). Nanoindentation behavior of nanoclay-zirconia multilayers and its implications for synthesis and design. Materials Science and Technology Conference, Oct., Pittsburg, PA.

Chen, H., Luo, J., Wang, X., and Zhang, G. (2008). Nanoclay-zirconia multilayers: processing optimization and layer-by-layer deposition mechanisms. Materials Science and Technology Conference, Oct., Pittsburg, PA.

Wei, Z. and Zhang, G. (2008). Nanoindentation behavior nanostructured layered minerals. The 1st American Academy of Mechanics Conference, April, New Orleans.

Liu, R., Wei, Z., Guo, S., and Zhang, G. (2008). Splat Formation and Hardness Study of Atmospheric Plasma Sprayed Alumina. The 1st American Academy of Mechanics Conference, April, New Orleans.

Culligan, J. P. and Zhang, G. (1998). Geotechnical Centrifuge Modeling of Horizontal Hydraulic Flushing for LNAPLs Contaminated Sands. Final report submitted to NSF.

Honors

Special Visiting Professor, Shanghai Jiao Tong University (China), 2013

Overseas Collaborative Research Award, NSFC, 2012

Chevron Innovative Research Support Award, LSU College of Eng., 2011

Research Achievement Award, LSU Dept. of Civil & Environmental Eng., 2010

Summer Faculty Research Fellowship, Office of Naval Research (ONR)/ASEE, 2010

Faculty Achievement Award, LSU Dept. of Civil & Environmental Eng., 2008

Donald W. Clayton Mentor Award, LSU College of Engineering, 2007

Ralph E. Powe Junior Faculty Enhancement Award, Oak Ridge Associated Univ., 2006

Links

CV:

application/vnd.openxmlformats-officedocument.wordprocessingml.document

Zhang_CV May 2016 for UMass website.docx

Dr. Alan J. Lutenegger, P.E.

Professor

27 Marston Hall

College of Engineering
Department of Civil and Environmental Engineering
University of Massachusetts Amherst
130 Natural Resources Road
Amherst, Massachusetts 01003

lutenegg@ecs.umass.edu

(413) 545-2872

(413) 545-4525

Full Curriculum Vitae

International Society for Helical Foundations

Horizontal Tabs

Education

Ph.D. Geotechnical Engineering, Iowa State University 1979.

M.S. Geotechnical Engineering, Iowa State University 1977.

B.S. Construction Engineering, Iowa State University, 1975.

Registration

Registered Professional Engineer in the State of Iowa.

Experience

Professor, Department of Civil and Environmental Engineering, University of Massachusetts Amherst, 1995-present

Site Manager, National Geotechnical Experimentation Site, 1994-present

Department Head, Department of Civil & Environmental Engineering, University of Massachusetts Amherst, 2000-2005

Associate Professor, Department of Civil and Environmental Engineering, University of Massachusetts Amherst, 1989-1995

Associate Professor, Department of Civil Engineering, Clarkson University, 1983-1988

Visiting Scientist, Geotechnical Laboratory Bulgarian Academy of Sciences, Russe, Bulgaria (5 months), 1982

Principal, Geotechnical Test Systems, Inc., Ames, IA. 1980-1984

Classes Taught

CEE Engin 421 Foundation Engineering

CEE Engin 523 Ground Improvement and Geo-Construction

CEE Engin 623 Advanced Foundations and Retaining Structures

CEE Engin 625 In SituTesting

HON 391D "Engineering the Ancient World"

Research

Behavior of Screw-Piles and Helical Anchors

Behavior of Expansive Soils

Foundations of Solar Panel Systems

Behavior of Fine-Grained Soils and Loess

Behavior of Piles and Pile Aging

Program Area:

Geotechnical

Publications

Lutenegger, A.J. and Clemence, S.P., 2015. “Screw-Piles and Helical Anchors – 180 Years of Use in Geotechnical Engineering”. GeoStrata, January, pp. 40-44.

Clemence, S.P. and Lutenegger, A.J., 2015. “Current State-of-Practice for Helical Piles and Tiebacks”. Journal of the Deep Foundations Institute, Vol. ??, No. ??, pp.

Lutenegger, A.J., 2015. “Uplift Tests on Shallow Cast-in-Place Enlarged Base Pedestal Foundations in Clay”. Proceedings of the IFCEE, pp.

Lutenegger, A.J., Khalili, J. and Orszulak, T., 2015. “Tension Tests on Driven H-Piles in Sand and Clay”.Proceedings of the IFCEE, pp.

Lutenegger, A.J. and Khalili, J., 2015. “Uplift Resistance of Coated Driven Steel Piles”. Proceedings of theIFCEE, pp.

Lutenegger, A.J., 2015. “Load Tests on Grouted Shaft Helical Micropiles in Some U.K. Soils”. Proceedings of the 16th European Conference on Geotechnical Engineering, pp.

Lutenegger, A.J., 2015. “Dilatometer Tests in Sensitive Champlain Sea Clay: Stress History and Shear Strength”. Proceedings of the 3rd International Conference on the Dilatometer.

Lutenegger, A.J. and Tsuha, C., 2015. “Evaluating Installation Disturbance from Helical Piles and Anchors Using Compression and Tension Tests”. Proceedings of the 11th Pan American Conference on Soil Mechanics and Geotechnical Engineering.

Saye, S.R., Lutenegger, A.J., Brown, D. and Kumm, B., 2015. “The Influence of Sample Disturbance on Empirical Driven Pile Side Resistance Correlations Based on Laboratory Strength Testing in Cohesive Soils”. submitted to ASCE Journal of Geotechnical and Geoenvironmental Engine ering.

Saye, S.R., Kumm, B. and Lutenegger, A.J., 2015. “Estimating the OCR in Cohesive Soil with Field Vane Tests Using Normalized Soil Properties: an Updated Approach Including Sensitive Cemented Soils”. submitted to ASCE Journal of Geotechnical and Geoenvironmental Engineering.

Lutenegger, A.J., 2015. “Uplift of Single-Helix Screw-Piles in Sand and Clay for Solar Panel Foundations”. submitted to Canadian Geotechnical Conference.

Lutenegger, A.J. and Ruberti, M., 2015. “Installation Torque Study of Helical Piles in Clay and Sand”. submitted to Canadian Geotechnical Conference.

Lutenegger, A.J., Erikson, J. and Williams, N., “Evaluating Installation Disturbance of Helical Anchors in Clay from Field Vane Tests”. Proceedings of the 39th Annual Deep Foundations Institute Conference, pp.

Lutenegger, A.J., 2014. “Geochemistry and Geotechnical Characteristics of London Clay from Heathrow Airport”. Proceedings of the TC105 ISSMGE International Symposium on Geomechanics from Micro to Macro, Vol. 2, pp. 1261-1266.

Lutenegger, A.J., 2014. “Aging Mechanism of Driven and Jacked Pipe Piles in Clays”. Proceedings of the TC105 ISSMGE International Symposium on Geomechanics from Micro to Macro, Vol. 2, pp. 1605-1610.

Lutenegger, A.J., 2013. “Helical Screw-Piles: Alternative Support for Post-Frame Buildings”. Frame Building News, January, pp. 50-55.

Lutenegger, A.J., 2013. “Field Response of Push-In Earth Pressure Cells for Instrumentation and Site Characterization of Soils”. Geotechnical Engineering Journal of the Southeast Asian Geotechnical Society, Vol. 43, No. 4, pp. 24-33.

Lutenegger, A.J., Robson, D. and Mohan, P., 2013. “Preservation of Historic Structures and Monuments Using Minimally Invasive Screw-Piles and Helical Anchors – Two Cases”. Proceedings of the 2nd International Symposium on Geotechnical Engineering for the Preservation of Monuments and Historic Sites, Naples, Italy, pp. 515-522.

Lutenegger, A.J. and Adams, M.T., 2013. “Axial Load Response of Full-Scale GRS Bridge Piers”. Proceedings of the International Symposium on Design and Practice of Geosynthetic-Reinforced Soil Structures, Bologna, Italy, pp. 105-115.

Lutenegger, A.J., 2013. “Historical Application of Screw-Piles and Screw-Cylinder Foundations for 19th Century Ocean Piers”. Proceedings of the 7th International Conference on Case Histories in Geotechnical Engineering, Chicago, Illinois.

Lutenegger, A.J., 2013. “Underpinning a Residential Structure on Uncontrolled Fill with Helical Screw-Piles”. Proceedings of the 7th International Conference on Case Histories in Geotechnical Engineering, Chicago, Illinois.

Saye, S.R., Lutenegger, A.J., Santos, J. and Kumm, B.P., 2013. “Assessing the OCR in Soil with the Piezocone: Referencing Soil Index Properties”, Journal of Geotechnical & Geoenvironmental Engineering, ASCE, Vol. 139, No. 7, pp. 1075-1085.

Saye, S.R., Brown, D.A. and Lutenegger, A.J., 2013. “Assessing the Adhesion of Driven Pipe Piles in Clay Using an Adaptation of the SHANSEP Concept”, Journal of Geotechnical & Geoenvironmental Engineering, ASCE, Vol. 139, No. 7, pp. 1062-1074.

Lutenegger, A.J., 2013. “Review of Large-Scale Field Tests on Screw-Piles and Helical Anchors”. Proceedings of the 1st International Geotechnical Symposium on Helical Foundations, pp. 46-66.

Lutenegger, A.J., 2013. “Factors Affecting Torque Correlations for Screw-Piles and Helical Anchors”. Proceedings of the 1st International Geotechnical Symposium on Helical Foundations, pp. 211-224.

Lutenegger, A.J., 2013. “Uplift of Shallow Screw-Piles in Sand and Clay”. Proceedings of the 1st International Geotechnical Symposium on Helical Foundations, pp. 200-210.

Lutenegger, A.J., 2012. “Collapse “Sensitivity” of Midcontinent and Lower Mississippi Valley Loess”. Proceedings of GeoCongress 2012, ASCE, Oakland, Ca.

Lutenegger, A.J., 2012. “Tension Tests on Driven Fin Piles for Support of Solar Panel Arrays”. Proceedings of GeoCongress 2012, ASCE, Oakland, Ca.

Lutenegger, A.J., 2012. “Immediate Modification of Clays with Quicklime: Alteration of Grain-Size Distribution”. Proceedings of the International Symposium on Ground Improvement, Brussels, Belgium.

Lutenegger, A.J., 2012. “A Push-In Earth Pressure Cell for Estimating Soil Properties”, Proceedings of the 4th International Geotechnical Symposium on Site Characterization, Recife, Brazil.

Lutenegger, A.J. and Seider, G.L., 2012. “Profiling Subsurface Stratigraphy Using Torque Measurements from Installation of a Helical Plate”. Proceedings of the 4th International Geotechnical Symposium on Site Characterization, Recife, Brazil.

Arwade, S., Kelton, S. and Lutenegger, A.J., 2010. “Variability of the Mechanical Properties of Wrought Iron from Historic American Truss Bridges”. Journal of Materials in Civil Engineering, ASCE. Vol. 23, No. 5, pp. 638-647.

Lutenegger, A.J., 2011. “Behavior of Multi-Helix Screw Anchors in Sand”. Proceedings of the 14th Pan-American Conference on Geotechnical Engineering, Toronto, Canada.

Lutenegger, A.J., 2011. “Behavior of Grouted Shaft Helical Anchors in Clay”. Journal of the Deep Foundations Institute, Vol. 5, No. 1, pp. 63-74.

Lutenegger, A.J., 2011. “Historical Use of Underexcavation for Stabilizing Leaning Structures”. Proceedings of the International Journal of Geotechnical Engineering, Vol. 5, No. 3, pp. 329-342.

Lutenegger, A.J., 2011. “Historical Development of Screw-Pile Foundations: 1836 – 1900”. International Journal for the History of Engineering and Technology, Vol. 81, No. 1, pp. 108-128.

Lutenegger, A.J., 2010. “Using Helical Screw-Piles for Upgrading Existing Foundations for Urban Revitalization”. Proceedings of the International Symposium on Geotechnical Issues in Urban Regeneration, London, England.

Chang, C.S., Cerato, A.B. and Lutenegger, A.J., 2010. “Modeling the Scale Effect of Granular Media for Strength and Bearing Capacity”. Journal of Pavement Engineering, Vol. 11, No. 5, pp. 343-353.

Lutenegger, A.J., 2010. “Shaft Resistance of Grouted Helical Micropiles in Clay”, Proceedings of the International Conference on Micropiles, Washington, D.C.

Lutenegger, A.J., 2009. “Cylindrical Shear or Plate Bearing? – Uplift Behavior of Multi-Helix Screw Anchors in Clay”. Contemporary Issues in Deep Foundations, ASCE, GSP 185, pp. 456-463.

Lutenegger, A.J., 2009. “Estimating Shaft Resistance of Driven Piles from SPT-Torque Tests”. Contemporary Topics in In Situ Testing, Analysis, and Reliability of Foundations, ASCE GSP 186, pp. 9-17.

Lutenegger, A.J., 2009. Cylindrical Shear or Plate Bearing? – Uplift Behavior of Multi-Helix Screw Anchors in Clay. Contemporary Issues in Deep Foundations, ASCE, GSP 185, pp. 456-463.

Lutenegger, A.J., 2009. Estimating Shaft Resistance of Driven Piles from SPT-Torque Tests. Contemporary Topics in In Situ Testing, Analysis, and Reliability of Foundations, ASCE GSP 186, pp. 9-17.

Lutenegger, A.J. and Kempker, J., 2009. Screw Piles Come of Age – Again. Structural Engineer, April, pp. 26-29.

DeGroot, D.J. and Lutenegger, A. J., 2009. Geology and Engineering Behavior of Connecticut Valley Varved Clay. Geo-Strata, Vol. 13, No. 4, pp. 16-19.

Lutenegger, A.J., “Historical Development of Screw-Pile Foundations: 1836 – 1900”, accepted for Transactions of the Newcomen Society.

Lutenegger, A.J., “Historical Use of Underexcavation for Stabilizing Leaning Structures, submitted to Geotechnique.

Recent Conference Proceedings

“Screw-Piles and Helical Anchors – A Legacy in Civil Engineering”. DFI Annual Helical Piles and Tiebacks Seminar, April 3, 2014, St. Louis, Mo.

“Screw-Piles, Helical Anchors and Soil Mechanics – Where are We?” Kansas City ASCE Specialty Geotechnical Seminar, January 10, 2014, Kansas City, Mo.

“Preservation of Historic Structures and Monuments Using Minimally Invasive Screw-Piles and Helical Anchors – Two Cases”. 2nd International Symposium on Geotechnical Engineering for the Preservation of Monuments and Historic Sites, May 30, 2013, Naples, Italy.

“Past, Present and Future of Helical Foundations”. 30th Annual Geotechnical Seminar, Omaha Section ASCE, February 8, 2013, Omaha, Ne.

“Past, Present and Future of Helical Foundations in Civil Engineering Construction”. Massachusetts Building Inspector’s Association Annual Meeting, February 21, 2013, Woburn, Ma.

“Field Studies of the Behavior of Screw-Piles and Helical Anchors”. Syracuse University, April 13, 2012, Syracuse, N.Y.

“Design of Helical Foundations”. Chance-Hubbell Power Systems Civil Engineering Academy, Nov. 16, 2011, Lawrenceville, Ga.

“Historical Development of Screw-Pile Foundations”. Chance Helical Foundations Academy, Foundation Technologies, Inc., December 9, 2011, Atlanta, Ga.

“Standard Penetration Test with Oversized Equipment”, National Drillers Association National Meeting, September 30, 2010, St. Louis, Mo.

Lutenegger, A.J., 2012. “Collapse Sensitivity of Midcontinent and Lower Mississippi Valley Loess”. ASCE GeoCongress 2012, San Francisco, Ca.

Lutenegger, A.J., 2012. “Tension Tests on Driven Fin Piles for Support of Solar Panel Arrays”. ASCE GeoCongress 2012, San Francisco, Ca.

Lutenegger, A.J., 2010. Using Helical Screw-Piles for Upgrading Existing Foundations for Urban Revitalization, Proceedings of the International Symposium on Geotechnical Issues in Urban Regeneration, London, England.

Lutenegger, A.J. and Powell, J.J.M., “Borehole Shear Tests in Stiff London and Gault Clay”, Proceedings of the 3rd International Symposium on Site Characterization.

Lutenegger, A.J., “The Standard Penetration Test – More Than Just a One Number Test”, Proceedings of the 3rd International Symposium on Site Characterization.

Lutenegger, A.J. and Rubin, A., “Tensile Strength of Some Compacted Fine-Grained Soils”, Proceedings of the 1st European Conference on Unsaturated Soils.

Lutenegger, A.J. and Kempker, J. H., “Preservation of Historic Structures Using Screw-Pile Foundations” Proceedings of the 6th International Conference on Structural Analysis of Historical Constructions.

Lutenegger, A.J., “Tension Tests on Single-Helix Screw-Piles in Clay” Proceedings of the 2nd British Geotechnical Association International Conference on Foundations.

Lutenegger, A.J., 2007. “Schmertmann’s Swell Sensitivity – Revisited”, Proceedings of the ASCE Special Symposium honoring Dr. J. H. Schmertmann.

Kelley, S.P. and Lutenegger, A.J., “Comparison of In Situ Tests to Determine Properties of a Deltaic Sand”, Proceedings of the 2nd International Symposium on Geotechnical Site Characterization, Porto, Portugal, Vol. 2, pp. 1662-1671.

Cerato, A.B and Lutenegger, A.J. 2006. “Shrinkage of Clays”. Proceedings of the 4th International Conference on Unsaturated Soils, ASCE, Vol. 1, pp. 1097-1108.

Lutenegger, A. J., 2006. “Flat Dilatometer Method for Estimating Bearing Capacity of Shallow Foundations on Sand”, Proceedings of the 2nd International Conference on the Flat Dilatometer, pp.334-340.

Lutenegger, A. J., 2006. “Consolidation Lateral Stress Ratios in Clay from Flat Dilatometer”, Proceedings of the 2nd International Conference on the Flat Dilatometer, pp.327-333.

Lutenegger, A. J., 2006. “Cavity Expansion Model to Estimate Undrained Shear Strength in Clay from Dilatometer”, Proceedings of the 2nd International Conference on the Flat Dilatometer, pp.319-326.

Lutenegger, A. J., 2005. “Iron Pipe Bridges of Charles H. Ball”, Society for Industrial Archeology Newsletter, Vol. 14, No. 4, pp. 18-19.

Cerato, A. B. and Lutenegger, A.J., 2005. “Activity, Relative Activity and Specific Surface Area of Fine- Grained Soils”. Proceedings of the 16th International Conference on Soil Mechanics and Foundation Engineering, Vol. 2, pp. 325-328.

Kelley, S.P. and Lutenegger, A.J., 2004. “Determination of Unit Pile Skin Friction in a Sand Deposit Using In Situ Tests”, Proceedings of the 2nd International Symposium on Geotechnical Site Characterization”, Porto, Portugal, Vol. 2, pp. 1489-1497.

Cerato, A.B. and Lutenegger, A.J., 2004. “Disturbance Effects of Field Vane Tests in a Varved Clay” Proceedings of the 2nd International Symposium on Geotechnical Site Characterization, Porto, Portugal, Vol. 1, pp. 861-867.

Lutenegger, A.J. and Dearth, A., 2004. “Influence of Ground Water Table Fluctuation on Lateral Load Behavior of Rigid Drilled Shafts in Clay Crust”, GeoSupport 2004, Orlando, Fla., pp. 395-404.

Lillis, C., Lutenegger, A.J., and Adams, M., 2004. “Uplift and Compression Tests on Rammed Aggregate Piers in Clay”, Geosupport 2004, Orlando, Fla., pp. 497-507.

Lutenegger, A.J., “Low Energy Compacted Grout Micropiles”, GeoSupport 2004, Orlando, Fla., Feb., 2004, pp. 146-157.

Recent Research Contracts Funded

“Researching Alternatives for Photovoltaic Implementation to Preserve Farmland While Developing New Solar Energy Production” USDA, $50,000, Co-PI with Dr. Stephen Herbert.

“Field Load Tests of Foundations for Solar Panel Arrays”, Diversified Construction, Inc. $3000

“Research on Screw-Piles & Helical Foundations”; Hubbell Power Corporation/Chance Civil Construction, $16,500 plus $8000 in kind donation of Screw-Pile Materials.

“Adaptive Use of Historic Truss Bridges for Civil Engineering Instruction”, 6/1/08 – 6/1/10, National Science Foundation, $149,771 (Co-PI with Sanjay Arwade)

“Civil and Environmental Engineering in Our World” – Summer Instruction Course for Massachusetts Middle School Science Teachers, 6/1/07 – 8/31/09, Massachusetts Board of Higher Education, $126,032.

“Full-Scale Pilot Study to Reduce Lateral Stresses in Retaining Structures Using GeoFoam”, 1/1/06 – 12/31/07, Vermont Agency of Transportation, $84,624.

“Development and Implementation of Early Detection Systems for Ground Movement”, 7/1/05 – 6/30/07, Vermont Agency of Transportation, $104,953 (Co-PI with D.J. DeGroot).

“In Situ Testing”, 5/20/05 – 12/31/07, Massachusetts Highway Department, $169,360 (Co-PI with D.J. DeGroot).

Links

Lab Affiliation:

http://cee.umass.edu/sites/default/files/cee/AJL2010CV.pdf

Dr. Carlton L. Ho, P.E.

Associate Professor

28 Marston Hall

College of Engineering
Department of Civil and Environmental Engineering
University of Massachusetts Amherst
130 Natural Resources Road
Amherst, Massachusetts 01003

ho@ecs.umass.edu

(413) 545-9703

(413) 545-4525

Horizontal Tabs

Education

Ph.D.CE, Stanford University, 1985.

MSCE, Stanford University, 1980.

BSCE, Stanford University, 1976.

Experience

Visiting Faculty, The Center for Education and Research in Soil Mechanics of the National Institute for Highways and Bridges of France

Associate Professor, University of Massachusetts Amherst, 1996-present

Associate Professor, Washington State University, 1992-1996

Assistant Professor, Illinois Institute of Technology, 1984-1987

Research Assistant, Department of Civil Engineering, Stanford University, 1981-1984

Teaching Assistant, Stanford University, 1980-1981

Classes Taught

CEE Engin 320 Soil Mechanics

CEE Engin 527 Earthquake Engineering

CEE Engin 121 Intro Civil and Environmental

CEE Engin 320 Soil Mechanics

CEE Engin 423 Engineering Geology

Research

Movement of unstable slopes

Soil liquefaction

Seismic response of soil retention systems

Response spectra

Hazard analysis of slopes susceptible to seismic triggering

Soil rheology

Program Area:

Geotechnical

Publications

Connolly, D. P., Kourroussis, G., Laghrouche, O., Ho, C. L., Forde, M. C. (2014) Benchmarking Railway Vibrations - Track, Vehicle, Ground and Building Effects, accepted for publication, Construction & Building Materials, Elsevier.

Light, T. J., Ho, C. L., Lambert, R. S. (2013) Effect of Moisture on the Engineering Characteristics of Fouled Ballast, submitted for Trans. Res. Rec., Trans. Res. Brd.

Gnatek, D. E., Ho, C. L., Huang, H. Hysip, J. P. and Chrismer, S. (2013) Field Measurement of Ground Accelerations Resulting from High Speed Trains on Soft Soil, submitted for Trans. Res. Rec., Trans. Res. Brd.

Ho, C. L, Humphrey, D., Hyslip, J. P. and Moorhead., W. (2013) “Use of Recycled Tire Rubber to Modify Track Substructure Interaction," Trans. Res. Rec., 2374.-1 Trans. Res. Brd., pp. 119-125.

Bennett, K. C., Ho, C. L. and Nguyen, H. Q.. Verification of box test model and calibration of finite element model for evaluation of railroad ballast performance. "Transportation Research Record", vol 2261, 2011, Pages 171-177.

Bennett, K. C., Ho C. L. and Nguyen, H. (2010), “Verification of Box Test Model and Calibration of Finite Element Model for Evaluation of Railroad Ballast,” submitted for Trans. Res. Rec., Trans. Res. Brd.

Ho, C. L., Lambert, R. S. and Hyslip, J. P. (2010), “Fractal Analysis of Rail Ballast,” submitted for J. of Trans. Engrg., Trans. and Dev. Inst., ASCE.

Ho, C. L., Hyslip, J.P., Li, D. (2009), “Spectral Analysis of Ground-Acceleration-Based Testing,” Trans. Res. Rec., 2117, Trans. Res. Brd., pp. 50-56.

Davis, D. D., Hyslip, J. P., Ho, C. L., and Terril, V. R. (2008), “Evaluation of Reinforced Ballast for Foundations in Rail Joints and Special Trackwork,” Technology Digest, TTCI, May 2008, TD-08-19, 4 pp.

Ho, C. Wong, K., and Reckhow, D. A. (2008), “An Evaluation of the Methodology in Analyzing Compost for Erosion Control,” accepted for publication in Trans. Res. Rec., Trans. Res. Brd.

Recent Conference Proceedings

Azari, Hoda; Yuan, Deren; Nazarian, Soheil; Stark, Timothy D.; Ho, Carlton L.; Dehlin, Thomas J. (2014), “Surface Wave Testing for Characterization of Ballast and Foundation Layers,” Proc. ASME. 45356; 2014 Joint Rail Conference, V001T01A019.April 02, 2014, JRC2014-3782, doi: 10.1115/JRC2014-3782

Stark, Timothy D.; Dehlin, Thomas J.; Nazarian, Soheil; Azari, Hoda; Yuan, Deren; Ho, Carlton L. (2014), “Seismic Surface Wave Testing for Track Substructure Assessment,” Proc. ASME. 45356; 2014 Joint Rail Conference, V001T01A017.April 02, 2014, JRC2014-3776, doi: 10.1115/JRC2014-3776

Stark, T. D., Nazarian, S., Ho, C. L. and Tutumluer, E. (2013) Seismic Testing for Track Substructure (Ballast and Subgrade) Assessment for Passenger/Freight Corridors, Proc. 2013 Joint Rail Conference, ASME/IEEE/ASCE, JRC2013-4289, Knoxville, Tennessee, 4/15-18/13, 11 pp.

Connolly, D. P., Fan, W., Giannopoulos, A., & Forde, M. C., Ho, C., Woodward, P. K., and Laghrouche, O. (2013) UK High Speed Trains – The Issues, Proceedings of the 12th Annual Conference on Railway Engineering (CD), London, England, 7/10-12/13.

Ho, C., Huang, H, Hyslip, J. P. and Chrismer, S. (2013) Field Measurement of Ground Response of Critical Speed High Speed Trains on Soft Soil, Proceedings of the 12th Annual Conference on Railway Engineering (CD), London, England, 7/10-12/13.

Lambert, R. S., Ho, C. L. and Hyslip, J. P. (2011), “Time and Spatial Dependence of the Fouling of Railroad Track Ballast, Advances in Geotechnical Engineering, Geo-Frontiers 2011, 3/13-16/2011, Geo-Institute, ASCE Geotech. Sp. Pub. No. 211, p. 4604-4613.

Ho, C. L., Wong, K. C., Seltzer, J. P. (2011), “Engineering Characteristics of Compost used for Erosion and Sedimentation Control,” Advances in Geotechnical Engineering, Geo-Frontiers 2011, 3/13-16/2011, Geo-Institute, ASCE Geotech. Sp. Pub. No. 211, p. 1255-1265.

Bennett, K. C., Ho C. L. and Nguyen, H. (2010), “Verification of Box Test Model and Calibration of Finite Element Model for Evaluation of Railroad Ballast,” Proc. Trans. Res. Brd. 90th Annual Meeting, 1/23-27/2011 (CD-ROM format), Trans. Res. Brd.

Ho, C., Wong, K., and Reckhow, D. A. (2009), “Compost vs. Hay: Chemical Analysis of Leachate from Materials used for Sedimentation Control,” Proc. Trans. Res. Brd. 88th Annual Meeting, 1/11-15/2009 (CD-ROM format), Trans. Res. Brd.

Ho, C. L., Hyslip, J.P., Li, D. (2009), “Spectral Analysis of Ground-Acceleration-Based Testing,” Proc. Trans. Res. Brd. 88th Annual Meeting, 1/11-15/2009 (CD-ROM format), Trans. Res. Brd.

Ho, C., Wong, K., and Reckhow, D. A. (2009), “Compost vs. Hay: Chemical Analysis of Leachate from Materials used for Sedimentation Control,” Proc. Trans. Res. Brd. 88th Annual Meeting, 1/11-15/2009 (CD-ROM format), Trans. Res. Brd.

Bennett, K. C., Ho C. L. and Nguyen, H. (2010), “Verification of Box Test Model and Calibration of Finite Element Model for Evaluation of Railroad Ballast,” submitted for Proc. Trans. Res. Brd. 90th Annual Meeting, 1/23-27/2011 (CD-ROM format), Trans. Res. Brd.

Ho, C. L., Wong, K. C., Seltzer, J. P. (2010), “Engineering Characteristics of Compost used for Erosion and Sedimentation Control,” accepted, Geo-Frontiers 2011, 3/13-16/2011, Geo-Institute, ASCE.

Lambert, R. S., Ho, C. L. and Hyslip, J. P. (2010), “Time and Spatial Dependence of the Fouling of Railroad Track Ballast,” accepted, Geo-Frontiers 2011, 3/13-16/2011, Geo-Institute, ASCE.

Ho, C. Wong, K., and Reckhow, D. A. (2008), “An Evaluation of the Methodology in Analyzing Compost for Erosion Control,” Proc. Trans. Res. Brd. 87th Annual Meeting, 1/13-17/2008 (CD-ROM format), Trans. Res. Brd.

Ho, C. L., Hyslip, J. P. and Davis, D. D. (2008), “Ground Acceleration Based Characterization of High-Speed Rail Track Bed,” Proc. GeoCongress 2008: Characterization, Monitoring, and Modeling of Geosystems, ASCE Geotech. Sp. Pub. No. 179, pp. 52-59.

Ho, C. L. and Skeels, J. O. (2003) GIS modeling of the subsurface stratigraphy, Soil and Rock America 2003, 12th Panamerican Conference on Soil Mechanics and Geotechnical Engineering and the 39th U.S. Rock Mechanics Symposium, June 22 - 26, 2003, Cambridge, Massachusetts, USA, pp. 81-86.

Recent Research Contracts Funded

9/13-10/14 Co-Principal Investigator, “Moisture Sensitive Ballast Fouling Measurement Tool,” Subcontract from Earth Science Systems, LLC, Federal Railroad Administration ($34,147).

10/12-10/14 Co-Principal Investigator, “Seismic Testing for Track Substructure (Ballast and Subgrade) Assessment,” Subcontract from University of Illinois, Federal Railroad Administration ($20,000).

9/12-9/15 Co-Principal Investigator, “Field Investigation and Modeling of Track Substructure Performance Under Trains Moving at ‘Critical Speeds,’” Federal Railroad Administration ($213,487).

8/09-7/11 Principal Investigator, "RAPID: Spectral Analysis of Sub-Track Accelerations Subjected to Long Term Heavy Axle Load Conditions," National Science Foundation Grant No. CMMI-0956960 ($119,188).

6/05-6/07 Principal Investigator, “Evaluation of Compost for Erosion Control,” Massachusetts Highway Department ($172,133).

10/03-1/04 Principal Investigator, “Strategy for Implementing Bridge Scour Management,” Korean Institute of Construction Technology ($1,500).

9/99-3/01 Principal Investigator, “Development of Priority Based Statewide Scour Monitoring Systems in New England,” New England Transportation Consortium ($80,000).

5/99-12/99 Co-principal Investigator, “Subsurface Evaluation of Railway Track Using Ground Penetrating Radar,” Federal Railroad Administration ($126,999).

6/99-6/00 Co-principal Investigator, “Fractal Analysis of Geometry Data for Railway Track Condition Assessment,” Federal Railroad Administration ($95,882).

1/99-4/00 Principal Investigator, “Phase 2: Long-term Drainage Demonstration of a Retaining Wall Constructed with Recycled Plastic Landscaping Timbers,” Chelsea Center for Recycling and Economic Development, Commonwealth of Massachusetts ($20,985).

Links

Lab Affiliation:

Full Curriculum Vitae

Dr. Don J. DeGroot, Sc.D., P.E.

Professor

20 Marston Hall

College of Engineering
Department of Civil and Environmental Engineering
University of Massachusetts Amherst
130 Natural Resources Road
Amherst, MA 01003

degroot@ecs.umass.edu

413-545-0088

413-545-4525

Full Curriculum Vitae

Geotechnical Engineering Program

NSF International Project on offshore geohazards

Horizontal Tabs

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

Diploma of Collegial Studies in Civil Engineering Technology, Dawson College, August 1979

Research

Program Area:

Geotechnical

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.

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.

Honors

Research Excellence Award, Civil and Environmental Enginering, UMass Amherst, 2009

George F. Sowers State-of-the-Art Lecture Award, Georgia Institute of Technology, 2006.

Gledden Visiting Senior Fellowship, University of Western Australia, 2005.

United Technologies Corporation Outstanding Laboratory Teaching Award, UMass Amherst, 1993.

Initiated as Faculty Member into Chi Epsilon by UMass Amherst Student Chapter for "Outstanding instruction in the classroom and laboratory." UMass Amherst, 1994.

Nominated for University Distinguished Teaching Award, UMass Amherst, 1993, 1995 and 1999.

James L. Tighe Civil Engineering Distinguished Teaching Award, UMass Amherst, 1997.

Links

CV:

DeGroot-Med CV-June2016.pdf

Dr. C.S. Chang

Professor

30 Marston Hall

College of Engineering
Department of Civil and Environmental Engineering
University of Massachusetts Amherst
130 Natural Resources Road
Amherst, Massachusetts 01003

chang@ecs.umass.edu

(413) 545-5401

(413) 545-4525

Horizontal Tabs

Education

Ph.D., University of California at Berkeley, 1976; P.E.

M.E., University of South Carolina, 1973.

B.S.C.E., Chen Kung University, 1969.

Research

Finite element analysis and computer application in soil related problems

Soil dynamics

Earthquake engineering

Soil constitutive relationships

Program Area:

Geotechnical

Publications

Hattab M., and Chang, C. S., “Interaggregate force and energy potential effect on clay deformation,” Journal of Engineering Mechanics, 2015. DOI:10.1061/(ASCE)EM.1943-7889.0000898

Chang C.S., and Yang L., “Stress and fabric in granular material,” Theoretical and Applied Mechanics Letters, 2013, Volume 3, Number 2, DOI:10.1063/2.1302102 (early view published on-line, in print).

Yin Z.Y., and Chang C.S., “Stress-dilatancy behavior for sand under loading and unloading conditions,” International Journal for Numerical and Analytical Methods in Geomechanics, vol. 37, Issue 8, 2013, Pages 855-870.

Yin Z.Y., Karstunen M., Chang C.S., Koskinen M., Lojander M.. Modeling Time-dependent Behavior of Soft Sensitive Clay. "Journal of Geotechnical and Geoenvironmental Engineering", vol 137, number 11, 2011, Pages 1103-1113.

Chang C.S., Yin Z.Y., Hicher P.Y.. Micromechanical Analysis for Inter-particle and Assembly Instability of Sand. "Journal of Engineering Mechanics (ASCE)", vol 137, number 3, 2011, Pages 155-168.

Chang C.S., and Yin Z.Y.. Micromechanical Modeling for Behavior of silty Sand with Influence of Fines. "International Journal of Solids and Structures", vol 48, number 15, 2011, Pages 2655-2667.

Matsushima, T., and Chang C. S.. Quantitative evaluation of the effect of irregularly shaped particles in sheared granular assemblies. "Granular Matter", vol 13, number 3, 2011, Pages 269-276.

Yin Z.Y., and Chang C.S.. Stress-dilatancy for sand under loading and unloading conditions. "International Journal for Numerical and Analytical Methods in Geomechanics", vol DOI:10.1002/NAG1125 (published on line ahead of print), 2011, Page 1002.

Yin, Z.Y., Chang C. S., Hicher P.Y., and Wang, J. H.. Micromechanical analysis for the behavior of stiff clay. "Acta Mechanica Sinica", vol 27, number 6, 2011, Pages 1013-1022.

Yin Z.Y., Xu Q. and Chang C.S. Modeling cyclic behavior of clay by micromechanical approach. "Journal of Engineering Mechanics (ASCE)", vol DOI: 10.1061/(ASCE)EM.1943-7889.0000516 (online publish ahead of print) , 2012, Page 1943.

Chang C.S., and Meidani M.. Dominant Grains Network and Behavior of Sand-Silt Mixtures: Stress-Strain Modeling,. "International Journal for Numerical and Analytical Methods in Geomechanics", vol DOI: 10.1002/nag.2152 (online publish ahead of print) , 2012, Page 2152.

Chang, C. S. and Hicher , P. Y., “A Model for Granular Materials with Surface Energy Forces,” Journal of Aerospace Engineering, ASCE, Vol. 22, No. 1, 2009, pp.43-52.

Chang, C. S., Hicher , P. Y., Yin, Z.Y. and Kong, L., “Elastoplastic Model for Clay with Microstructural Consideration,” Jounal of Engineering Mechanics, Pergamon Press, Vol. 135, No. 9, 2009, pp. 917-931.

Chang, C. S., Hicher , P. Y. and Daouadji, A., “Investigating Instability of Granular Materials by means of a Micromechanical Model,” European Journal of Environmental and Civil Engineering, Vol. 13, No. 2, 2009, pp.167-186.

Yin Z.Y., Chang C.S., Hicher P.Y., Karstunen M., “Micromechanical Analysis of Kinematic Hardening in Natural Clay,” International Journal of Plasticity, Vol. 25, No. 8, 2009, pp. 1413-1435.

Yin Z.Y. & Chang C.S., “Microstructural Modelling of Stress-dependent Behaviour of Clay,” International Journal of Solids and Structures, Vol. 46, No. 6, 2009, pp. 1373-1388.

Yin Z.Y. & Chang C.S., “Non-uniqueness of Critical State Line in Compression and Extension Conditions,” International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 33, 2009, pp. 1315-1338.

Chang C.S., Yin Z.Y., “Modeling Stress-dilatancy for Sand under Compression and Extension Loading Conditions,” ASCE Journal of Engineering Mechanics, Vol.136, No. 6, 2010, pp 777-786.

Yin Z.Y., Chang C.S., Hicher P.Y., “Micromechanical Modelling for Effect of Inherent Anisotropy on Cyclic Behaviour of Sand,” International Journal of Solids and Structures, Vol. 47, No. 14-15, 2010, pp 1933-1951.

Yin Z.Y., Chang C.S., Karstunen M., Hicher P.Y., “An Anisotropic Elastic Viscoplastic Model for Soft Soils,” International Journal of Solids and Structures, Vol. 47, No. 5, 2010, pp 665-677.

Chang C.S., Yin Z.Y., “Micromechanical Modelling for Inherent Anisotropy in Granular Materials,” ASCE Journal of Engineering Mechanics, Vol. 136, No. 7, 2010, pp 830-839.

Chang C.S., Yin Z.Y., Hicher P.Y., “Micromechanical Analysis for Inter-particle and Assembly Instability of Sand,” ASCE Journal of Engineering Mechanics, 2010, DOI: http://dx.doi.org/10.1061/(ASCE)EM.1943-7889.0000204.

Chang, C. S., Cerato, A. B., and Lutenegger, A. J., “Modeling the Scale Effect of Granular Media for Strength and Bearing Capacity,” in the special issue on Unified Approach for Characterizing, Modeling and Simulating of Stone-Based Infrastructure Materials, International Journal of Pavement Engineering, Vol 11, No. 5, 2010, pp 343-353.

Recent Conference Proceedings

Chang, C.S., " Micromechanical Analysis for Instability of Soil." Engineering Mechanics Institute Conference, Northwestern University, Evanston, August 4 - 7, 2013.

Chang, C.S. and Meidani, M.. Deformation and failure for soils under erosion. " Engineering Research and Innovation Workshop", NSF, 2012, NSF Engineering Research and Innovation Conference, Boston, Massachusetts. 7/9/2012.

Chang, C.S. and Meidani, M.. Modeling the behavior of non-ideal bimodal packings: sand-silt mixtures. "Proceedings of Engineering Mechanics Institute Conference (EMI 2012)", ASCE, 2012, Joint Conference of the Engineering Mechanics Institute and Specialty Conference on Probablistic and Structure Mechanics, Notre Dame, Indiana. 6/17/2012.

Chang C. S., Yin, Z. Y., and Hicher P.Y. “A strain-rate based micromechanical model for soft soils,” Conference of Engineering Mechanics, EM’09, Virginia, USA, June 18-21 2009.

Chang C. S. Hicher P.Y., “Some Issues in Micromechanical Modelling of Granular Materials,”, Powders and Grains 2009, Proceedings of the 6th International Conference on Micromechanics of Granular Media, Golden, Colorado, 13-17, July 2009, pp. 1077-1080.

Hicher P.Y. & Chang C. S., “Instability in Granular Materials with Internal Erosion”, Powders and Grains 2009, Proceedings of the 6th International Conference on Micromechanics of Granular Media, Golden, Colorado, 13-17, July 2009, pp. 153-157.

Kuhn M. R. & Chang C. S., “Measurement of Micropolar Effects in Granular Materials,” Powders and Grains 2009, Proceedings of the 6th International Conference on Micromechanics of Granular Media, Golden, Colorado, 13-17, July 2009, pp. 1093-1095.

Chang C.S. & Chao S.J., “Instability of Granular Material: From Micro to Macro”, 2010 Engineering Mechanics Institute Conference, University of Southern California, 8-11, August 2010, pp. 66.

Yin Z.Y., Chang C.S., Hicher P.Y., “A Microstructural Approach for Modeling the Mechanical Behavior of Structured Clays”, Proceedings of the Geoshanghai Conference 2010, Shanghai, China, 3-5, June 2010.

Honors

Grants:

Recent Research Contracts Funded

Ching S. Chang (PI). Deformation and Failure Behavior of Soils under Erosion, $168,820.

Ching S. Chang (PI) Deformation and Failure of Soils under Continuous Rotation of Principal Stresses, $214,933.

Ching S. Chang (PI). Daebon Engineering Company. “Modeling for Large Deformation and Instability in Soil” 9/1/2008 – 8/31/2010 $36,344.

Experience

Professor, Department of Civil and Environmental Engineering, University of Massachusetts Amherst, 1990 - present
Associate Professor, Department of Civil Engineering, University of Massachusetts Amherst, 1982 - 1990
Assistant Professor, Department of Civil Engineering, University of Massachusetts Amherst, 1979 - 1982
Assistant Professor, Department of Civil Engineering, State University of New York at Buffalo, 1977 - 1979

Teaching:

CE-ENGIN 240 Statics

CE-ENGIN 320 Soil Mechanics

CE-ENGIN 421 Foundation Engineering

CE-ENGIN 693A Seminar

CE-ENGIN 722 Numerical Methods/Geomechanics

CE-ENGIN 724 Soil Dynamics

Links

CV:

Vitae_Chang_2015.doc

Search Google Appliance

Geotechnical

Dr. Guoping (Gregg) Zhang

Horizontal Tabs

Program Area:

CV:

Dr. Alan J. Lutenegger, P.E.

Horizontal Tabs

Program Area:

Lab Affiliation:

Dr. Carlton L. Ho, P.E.

Horizontal Tabs

Program Area:

Lab Affiliation:

Dr. Don J. DeGroot, Sc.D., P.E.

Horizontal Tabs

Program Area:

CV:

Dr. C.S. Chang

Horizontal Tabs

Program Area:

Grants:

Teaching:

CV:

Departments

Search Google Appliance

Horizontal Tabs

Program Area:

CV:

Horizontal Tabs

Program Area:

Lab Affiliation:

Horizontal Tabs

Program Area:

Lab Affiliation:

Horizontal Tabs

Program Area:

CV:

Horizontal Tabs

Program Area:

Grants:

Teaching:

CV:

Departments

Search Engineering