Dr. Piratheepan Jegatheesan   Lecturer - Geotechnical

Qualifications

• PhD, University of New South Wales @ADFA, Canberra, 2009
• BSc. Eng, University of Peradeniya, Sri Lanka, 2004

Areas of Expertise and Research

• Geotechnical and pavement engineering
• Unbound and stabilised granular material characterisation
• Soil stabilisation using waste products
• Numerical modeling using finite element (FE) and finite difference (FD) methods
• Instrumentation and in-situ testing

Current Research Projects

• Reclaimed demolition materials
• Bio-solid stabilisation
• Numerical modeling using FLAC

Membership of Professional Organisations

• Executive committee member of Australian Geomechanics Society

Supervision of higher degree by research (HDR) (Current students)

List of Publications

Journal Publications

1. Gnanendran, C.T., Piratheepan, J., Ramanujam, J. and Arulrajah, A. (2011). “Laboratory accelerated pavement model test”, ASTM Geotechnical Testing Journal, Volume 34, No 4, pp 297 – 309.
2. Arulrajah, A., Bo, M. W., and Piratheepan, J. (2011). “In–Situ Testing of Soft Soil at a Case Study Site with the Self–Boring Pressurementer”. ASTM Geotechnical Testing Journal, Volume 34, No 4, pp 355 – 363.
3. Arulrajah, A., Piratheepan, J., Aatheesan, T., and Bo, M.W. (2011). “Geotechnical Properties of Recycled Crushed Brick in Pavement Applications”, ASCE’s Journal of Materials in Civil Engineering, Volume 23, No 10, pp 1444 – 1452.
4. Arulrajah, A., Ali, Y.M.M, Piratheepan, J. and Bo, M.W. (2011). “Geotechnical characteristics of crushed waste excavation rock in pavement sub–bases”, ASCE’s Journal of Materials in Civil Engineering (article in press). (doi:10.1061/(ASCE)MT.1943–5533.0000419),, ASCE’s Journal of Materials in Civil Engineering (article in press). (doi:10.1061/(ASCE)MT.1943–5533.0000419)
5. C. T. Gnanendran and Piratheepan, J. (2010). “Determination of fatigue life of a granular base material lightly stabilized with slag–lime from IDT testing”. ASCE’s Journal of Transportation Engineering. Volume 136, No 8, pp 736 – 745.
6. C. T. Gnanendran and Piratheepan, J. (2009). “Indirect Diametrical Tensile Testing with Internal Displacement Measurement and Stiffness Determination”. ASTM Geotechnical Testing Journal. Volume 32, No 1, pp 45 – 54.
7. Piratheepan, J., C. T. Gnanendran and S. R. Lo (2009). “Characterization of Cementitiously Stabilised Granular Materials for Pavement Design Using Unconfined Compression and IDT Testings with Internal Displacement Measurements”. ASCE’s Journal of Materials in Civil Engineering. Volume 22, No 5, pp 495 – 505.
8. C. T. Gnanendran and J. Piratheepan (2008). “Characterization of a Lightly Stabilised Granular Material by Indirect Diametrical Tensile Testing”. International Journal of Pavement Engineering (IJPE). Volume 9, No 6, pp 445 – 456.

Conference Publications

1. M. M. Y. Ali, Arulrajah, A., M. M. Disfani, Piratheepan, J. (2011). “Suitability of Using Recycled Glass – Crushed Rock Blends for Pavement Subbase Applications”, Geo–Frontiers 2011 Conference on Geotechnical and Foundation Design, March 13–16, 2011, Dallas, Texas, USA.
2. Carthigesu T. Gnanendran, Piratheepan, J. and Jothi Ramanujam (2010). “Cyclic Load Testing Facility for Pavement Model Testing”. 7th International Conference on Physical Modelling in Geotechnics, June 2010, Zurich, Switzerland.
3. Carthigesu T. Gnanendran and Piratheepan, J. (2010). “Determining the characteristics of recycled Aggregate from Pavement Model Testing”. Sixth International Congress on Environmental Geotechnics, November 2010, New Delhi, India, pp 1482 – 1490.
4. Dalim K. Paul, Carthigesu T. Gnanendran and Piratheepan, J. (2010). “Determination of Stiffness Properties of Lightly Stabilised Granular Materials from IDT Testing using numerical analysis”, 17th Southeast Asian Geotechnical Conference, May 2010, Taipei, Taiwan.
5. Piratheepan, J. and C. T. Gnanendran (2008). “Dynamic Modulus and Fatigue Testing of Lightly Cementitiously Stabilized Granular Pavement Materials”. Proceedings of ASCE’s 2008 Airfield and Highway pavements conference, Bellavue, Washington, USA, October 15 – 18, 2008, pp 410 – 422.
6. J. Piratheepan, R. Ragumaran, S.Thanenjeyan, and M. P. Ranaweera (2004). “Stresses in a Stupa Dome with Non – Homogeneous Materials”. Proceedings of the Peradeniya University Research Sessions, Sri Lanka, Vol. 9. November 10, 2004.