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Programme Director, M.Sc (Civil Engineering)
Associate Professor B.Eng., D.I.C., M.Sc., Ph.D. Office: N1-01c-78 Tel: (65) 6790-5284 Email: cstlie@ntu.edu.sg |

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Education:
- 1st degree, University College London, University of London
- Master, Imperial College London, University of London
- PhD, University of Manchester Institute of Science and Technology
Career details:
- Associate Professor, Nanyang Technological University
- Senior Lecturer, Nanyang Technological University
- Executive Structural Engineer, Housing and Development Board
- Structural Engineer, Housing and Development Board
- Structural Enginner, T.H. Chuah and Associates Pte. Ltd.
- Part-Time Teaching Assistant, University of Manchester Institute of Science and Technology
- Research Assistant, University of Manchester Institute of Science and Technology
Member of Professional Societies
- Member of The Institution of Structural Engineers (MIStructE) since 1991
- Senior Member of the Welding Institute (SenMWeldI) & C.Eng since 2006
- Senior Member of The Institution of Engineers (SenMIES) & PEng since 2004
- Member of Singapore Structural Steel Society since 1990
- Member of The Singapore Welding Society since 2007
Editorial Board Member
- Reviewers of International Journal of Pressure Vessels & Piping and Engineering Fracture Mechanics
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Main research interest
- Crack and defect of tubular welded joints
- Fatigue and fracture assessment of cracked onshore/offshore welded joints
- Damage fracture mechanics
- Failure assessment diagram
- Weld defects, size effects, residual stresses
- Welding technology
Current research project (if any either as PI, CoPI or collaborator, title only)
- NTU-MPA-MRC Research & Development Programme (PI, Solo Project)
Project Title – Remote Stress Monitoring System (RSMS) for Safe Storage of CNG tank cylinders under High Pressure Cost and Funding = S$372,000,- Duration of the project – 2008-2011
- NTU-LTA-MRC Research & Development Programme (PI, Solo Project)
Project Title – Off-line Portable Damage Detection Devices for Compressed Natural Gas (CNG) Tank Cylinders Fitted in Vehicles Cost and Funding = S$438,800,- Duration of the project – 2010-2012
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- Commonwealth Research Scholarship
- Part Time Teaching Assistantship at University of Manchester Institute of Science and Technology
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- Lie S.T., Yang Z.M., Chiew S.P. & Lee C.K., 2007. “The Ultimate Behaviour of Cracked Square Hollow Section T-joints”. International Journal of Advanced Steel Construction, Vol. 3, No. 1, pp. 443-458.
- Lie S.T. & Yang Z.M., 2009. “Validation of BS7910:2005 Failure Assessment Diagram for Cracked Square Hollow Section T-, Y- and K-joints”. International Journal of Pressure Vessels and Piping, Vol. 86, No. 5, pp. 291-344.
- Lie S.T. & Yang Z.M., 2009. “Fracture Assessment of Damaged Square Hollow Section (SHS) K-joint Using BS7910:2005”. Engineering Fracture Mechanics, Vol. 76, No. 9, pp. 1303-1319.
- Lie S.T. & Yang Z.M., 2009. “Safety Assessment Procedure for a Cracked Square Hollow Section (SHS) Y-joint”. International Journal of Advances in Structural Engineering, Vol. 12, No. 3, pp. 359-372.
- Lie S.T. & Yang Z.M., 2011. “Plastic Collapse Loads of Cracked Square Hollow Section (SHS) T-, Y- and K-joints”. Journal of Offshore Mechanics and Arctic Engineering (OMAE), American Society of Mechanical Engineers (ASME), Vol. 133, No. 2, pp. 021601-1 to 021601-10.
- Lie S.T. & Yang Z.M., 2011. “Numerical Models Validation of Cracked Square Hollow Section (SHS) Y- and K-joints”. Journal of Structural Engineering, American Society of Civil Engineers (ASCE), Vol. 137, No. 10, pp. 1132-1140.
- Lie S.T., Li T. & Shao Y.B., 2012. “Estimation of Stress Intensity Factors in Tubular K-joints Using Direct and Indirect Methods”. International Journal of Advanced Steel Construction, Vol. 8, No. 2, pp. 17-37.
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