Y. Grace Hsuan, Ph.D.



Associate Department Head
Graduate Advisor


Civil, Architectural and Environmental Engineering

Drexel University

3141 Chestnut Street

Philadelphia, PA 19104


Phone: 215-895-2785

Fax: 215-895-1363

E-mail: ghsuan AT coe DOT drexel DOT edu



·       Ph.D., Imperial College, London, United Kingdom, Materials Science

·       B.Sc., Imperial College, London, United Kingdom, Materials Science


·        Antioxidant depletion mechanism in polyethylene/nanoclay composites

·        Carbon black and antioxidant interaction in high-density polyethylene (HDPE)

·        Oxidation degradation of polypropylene (PP) under high oxygen pressures

·        Slow crack growth resistance of HDPE geomembrane, corrugated pipe, and duct of external post-tensioning tendons

·        Effects of post consumer recycled polyethylene resins on the stress crack resistance of HDPE

·        Ultraviolet degradation mechanisms of geosynthetics

·        Creep behavior of geogrids, geofoam, geonet, and geocomposites

·        Hydrolysis of polyethylene terephthalated (PET) geogrids and geotextiles


·        CAEE 201,   Introduction to CAEE

·        CAEE 210,   Measurement I

·        CIVE 250,     Construction Materials

·        CIVE 650,     Designing with Geosynthetics I

·        CIVE 651,     Designing with Geosynthetics II

·        CIVE 652,     Designing with Geosynthetics III

·        CIVE 520,     Advance Concrete Technology

·        CIVE 755,     Durability of Plastics


·         Yeo, S-S and Hsuan, Y.G. (2010) “Evaluation of Creep Behavior of High Density Polyethylene and Polyethylene-terephthalate Geogrids”, Geotextiles and Geomembranes, 28, 2010, pp. 409-421.

·         Yeo, S-S and Hsuan, Y.G. (2010) “Effects of Temperature and Stress on short- and long-term Compressive Behavior of Expanded Polystyrene,” Geosynthetics International, 5, pp. 374-383.

·         Rowe, R. K., Islam, M.Z., and Hsuan, Y.G., (2010) “Effects of Thickness on the Ageing of HDPE Geomembranes”, ASCE Journal of Geotechnical and Geoenvironmental, 136, pp. 229-309.

·         Rowe, R. K., Islam, M.Z. and Hsuan, Y.G. (2008) “Leachate chemical composition effects on OIT depletion in HDPE geomembranes”, Geosynthetics International, 15, No. 2, 136-151.

·         Hsuan, Y.G., Gurian, P. and Zhang, J-Y. (2007) “Factors Affecting the Stress Crack Resistance of Corrugated High Density Polyethylene Pipes” Journal of the Transportation Research Board, No.2028, pp 183-191.

·         Hsuan, Y.G., Zhang, J-Y. and Wong, W.-K. (2007) “Evaluation of Long Term Stress Cracking of Corrugated High Density Polyethylene Pipes” Plastics, Rubber and Composites: Macromolecular Engineering, Vol. 36, No.5, pp. 201-206.

·         Yeo, S.-S. and Hsuan, Y.G. (2007) “The Short and Long Term Compressive Behavior of HDPE Geonet and Geocomposite in inclined conditions”, Geosynthetics International, 14, No.3, pp. 154-164.

·         Suarez, J., Zhang, J., Hsuan, G. and Hartt, W., (2006) “Polyethylene Duct Cracking on Post Tensioning Tendons in Florida Segmental Bridges” Journal of Materials in Civil Engineering, Vol. 18, No. 4, pp. 581-587.

·         Hsuan, Y.G. and Li, M. (2005) “Temperature and Pressure Effects on the Oxidation of High-density Polyethylene Geogrids”, Geotextiles and Geomembranes, Volume 23, Issue 1, pp. 55-75.

·         Hsuan, Y.G. and Zhang, J-Y. (2005) “Behaviors of Stress Cracking in Different Acceleration Environments” Journal of the Transportation Research Board, No.1928, pp 221-225.

·         Li, M. and Hsuan, Y.G. (2004) “Temperature and Pressure Effects on the Degradation of Polypropylene Tape Yarns – depletion of antioxidants”, Geotextiles and Geomembranes, Volume 22, Issue 6, Pages 511-530.

·         Suits, D.L. and Hsuan, Y.G. (2003) “Assessing the Photo-degradation of Geosynthetics by Outdoor Exposure and Laboratory Weatherometer” Geotextiles and Geomembranes Volume 21, Issue 2, Pages 111-122.

·         Hsuan, Y.G. (2002) “The Durability of Reinforcement Fibers and Yarns in Geosynthetic Clay Liners” Geotextiles and Geomembranes, Vol. 20, No.1, pp. 63-75.

·         Hsuan, Y.G. (2000) “Data Base of Field Incidents Used to Establish HDPE Geomembrane Stress Crack Resistance Specification”, Geotextiles and Geomembranes, Vol.18, pp. 1-22.

·         Koerner, G.R., Hsuan, Y.G., and Koerner, R.M. (1998) “Photodegradation of Geotextiles,” Journal of Geotechnical and Geoenvironmental, ASCE, Vol. 124, No.12, pp. 1159-1166.

·         Hsuan, Y.G. and Koerner, R.M. (1998) “Antioxidant Depletion Lifetime in High Density Polyethylene Geomembranes”, Journal of Geotechnical and Geoenvironmental Engineering, ASCE, Vol. 124, No. 6, pp. 532-541.



·         Hsuan, G. (2004) “Evaluation of High Density Polyethylene Ducts in Sunshine Skyway Bridge” Report 04-476.


·         Hsuan, G. and McGrath, T. (2004) “Synthesis of Material Specification for 100 Years Service Life of High Density Polyethylene Corrugated Pipes”, Report 04- 474. http://www.dot.state.fl.us/statematerialsoffice/laboratory/corrosion/hdpe/20050729_report.pdf

·         Hsuan, Y.G. and McGrath, T. (1999) “HDPE Pipe: Recommended Material Specifications and Design Requirements”, NCHRP Report 429, National Academy Press, Washington, D.C.,



·         Hsuan, Y.G. (1997) “A Stress Crack Resistance Method for Evaluation of Polyethylene Materials Intended for Pipe Applications”, Published by Plastic Pipe Institute, 50 pgs.



·        Antioxidant depletion mechanisms in PE/clay nanocomposite

·        Sustainability of plastic pipe

·        Long-term performance of plastics pipe

·        Green energy from landfill


·        Drexel Smart House - Lightweight Green Roof

·        CAEE Graduate Student Society

·        Student Chapter of North American Geosynthetics Society

·        Geo-Challenge