Dr. J. M. R. S. Appuhamy

Head & Senior Lecturer
PhD (Ehime), MSc (Pavia), BSc Eng (Hons) (Peradeniya), AMIE(SL), MTS(Hawaii), MJSCE(Japan)

Contact info

+94-(0)91-2245765 ~ 67 Ext: 2323
Mobile: +94-(0)777944794
ruwan@is.ruh.ac.lk
Room CE 307

Specialization

  • Structural health monitoring of aged infrastructures.
  • Earthquake engineering and seismic retrofitting of structures.
  • Performance evaluation of corroded steel and RC structures.
  • Sustainable construction materials.
  • FEM analysis and Numerical methods.
  • Disaster mitigation.

Educational Qualifications

  • Ph.D. in Structural Engineering, Ehime University, Japan
  • M.Sc. in Earthquake Engineering, ROSE School, University of Pavia, Italy
  • B.Sc.Eng. (Hons) in Civil Engineering, University of Peradeniya, Sri Lanka

Professional Qualifications

  • Head, Department of Civil and Environmental Engineering, University of Ruhuna April 2023 – To date)
  • Senior Lecturer, Department of Civil & Environmental Engineering, Faculty of Engineering, University of Ruhuna (Jan 2021 – to date)
  • Senior Lecturer, Faculty of Engineering, University of Ruhuna (Jan 2013 – Dec 2020)
  • Sectoral Committee Member on Building & Construction Materials (SC/35) and Working Group Member on Preparation of National Annexes to Euro Codes, Sri Lanka Standards Institution (SLSI)
  • Chief Examiner (2015, 2016, 2017, 2019 and 2020) of GCE A/L paper marking for Physical Science Stream, Sri Lanka
  • PhD Candidate, Ehime University, Japan
  • Design Engineer, Knight Piesold Company, Perth, Australia
  • Master Candidate, ROSE School, University of Pavia, Italy
  • Design Engineer, China Harbor Engineering Company, Pussellawa, Sri Lanka
  • Design Engineer, Engineering Design Center, University of Peradeniya, Sri Lanka
  • Instructor, Department of Civil Engineering, University of Peradeniya, Sri Lanka

Academic Awards and Scholarships

  • Best Presenter Award at the 13th Academic Sessions, University of Ruhuna, Sri Lanka (2016)
  • Best Paper Award at the 2nd International Conference on Sustainable Built Environment (ICSBE-2012), Peradeniya, Sri Lanka
  • Best Presenter Award at the 18th Shikoku Gakkai Conference at Kochi, Japan (2012)
  • Japanese Government Scholarship (Monbukagakusho) for Postgraduate Studies
  • Research Scholarship of University of Bologna, Italy
  • UNESCO-IOC Scholarship for Tsunami Modeling Training Workshop at Belgium
  • ROSE School Scholarship for Postgraduate Studies
  • Sri Lankan Government Scholarship (Mahapola) for Higher Education

Memberships

  • Associate member of the Institute of Engineers Sri Lanka (IESL)
  • Associate member of the Society of Structural Engineers, Sri Lanka
  • Associate member of the Sri Lanka Association for the Advancement of Science (SLAAS)
  • Member of the Tsunami Society, Honolulu, Hawaii, USA
  • Member of the Japan Society of Civil Engineers (JSCE)

Research Interests

  • Structural Health Monitoring of Aged Infrastructures
  • Earthquake Engineering and Seismic Retrofitting of Structures
  • Performance Evaluation of Corroded Steel and RC Structures
  • Sustainable Construction Materials
  • Disaster Mitigation

Teaching Areas

  • Computer Analysis of Structures
  • Structural Analysis
  • Concrete Technology
  • Advanced Finite Element Analysis
  • Seismic Design of Structures
  • Numerical Method and Mathematical Modelling
  • Mathematical Fundamentals for Engineers

Other Academic and Professional Activities

  • Editorial Board Member of UoR Newsletter (2015-to date)
  • Coordinator- Engineering Education Centre, Faculty of Engineering, University of Ruhuna (2013-2019)
  • IESL Liaison Officer, Faculty of Engineering, University of Ruhuna (2013-2019)
  • Secretary of the 14th Academic sessions and 13th Vice-chancellor’s Awards (2017)
  • Chairpersons in Sessions of many international conferences.
  • Member of Curriculum and Bi-law Revision Committee of Faculty of Engineering, University of Ruhuna (2016-2018)
  • Member of Dean’s and Vice Chancellors Awards Selection Committee (2017-to date)
  • Working as a reviewer in international journals and international conferences
  • Senior Advisor, AIESEC in University of Ruhuna (2018-to date).
  • Senior Treasurer, Christian Students Society, University of Ruhuna (2017-to date)
  • Member of Sports Committee (Chess), Faculty of Engineering, University of Ruhuna (2020-to date)

Publications

Refereed International Journal Papers

  • R.A.C.G. Ranasinghe and J.M.R.S. Appuhamy [2021], Finite Element Analysis of Shear Strength Degradation of Reinforced Concrete Members with Corrosion, Springer Nature (Accepted paper).
  • J.M.R.S. Appuhamy, M. Ohga, T. Kaita, P. Chun and P.B.R Dissanayake [2013], Development of an Efficient Maintenance Strategy for Corroded Steel Bridge Infrastructures, Journal of Bridge Engineering (ASCE), Vol. 18, No. 6, pp. 464-475.
  • J.M.R.S. Appuhamy, M. Ohga, P. Chun and P.B.R. Dissanayake [2012], Numerical Investigation of Residual Strength and Energy Dissipation Capacities of Corroded Bridge Members under Earthquake Loading, Journal of Earthquake Engineering (JEE), Vol. 17, pp. 171-186.
  • J.M.R.S. Appuhamy, M. Ohga, P. Chun and P.B.R. Dissanayake [2012], Role of Corrosion & Earthquakes on Degradation of Dynamic Behavior of Steel Bridge Plates, Journal of Civil Engineering and Science (JCES), Vol. 2, No. 1, pp. 7-14.
  • J.M.R.S. Appuhamy, M. Ohga, T. Kaita, P. Chun, K. Fujii and P.B.R. Dissanayake [2012], Influence of Corrosion Damage on Prediction of Residual Strength Capacities – An Experimental Analysis, Journal of Solid Mechanics and Materials Engineering (JSME), Vol.6, No.6, pp. 454-465.
  • J.M.R.S. Appuhamy, M. Ohga, T. Kaita, P. Chun and P.B.R. Dissanayake [2012], Enhanced Method of Predicting Tensile Strength Degradation of Steel Bridge Members due to Corrosion, Recent Patents on Corrosion Science (RPCS), Vol.2, No. 1, pp. 30-41.
  • T.Kaita, J.M.R.S. Appuhamy, M. Ohga and K. Fujii [2012], An Enhanced Method of Predicting Effective Thickness of Corroded Steel Plates, Steel and Composite Structures (SCS), Vol.12, No. 5, pp. 379-393.
  • P.Chun, D. Yoshii, J.M.R.S. Appuhamy and M. Ohga [2012], Tensile Behavior Prediction of Steel Plates with Pitting Corrosion, Applied Mechanics and Materials (AMM), Vol.138-139, pp. 816-820.
  • J.M.R.S. Appuhamy, T. Kaita, M. Ohga and K. Fujii [2011], Prediction of Residual Strength of Corroded Tensile Steel Plates, International Journal of Steel Structures (IJOSS), Vol.11, No.1, pp. 65-79.
  • J.M.R.S. Appuhamy, M. Ohga, T. Kaita, K. Fujii and P.B.R. Dissanayake [2011], Development of Analytical Method for Predicting Residual Mechanical Properties of Corroded Steel Plates, International Journal of Corrosion (IJOC), Vol.2011, Doi:10.1155/2011/385083.
  • T.Kaita, J.M.R.S. Appuhamy, M. Ohga and K. Fujii [2011], Estimation of Effective Thickness of Corroded Steel Plates for Remaining Strength Prediction, Asset Management and Maintenance Journal (AMMJ), Vol.24, No.3. pp. 38-45.
  • J.M.R.S. Appuhamy, M. Ohga, T. Kaita and P.B.R. Dissanayake [2011], Reduction of Ultimate Strength due to Corrosion – A Finite Element Computational Method, International Journal of Engineering (IJE), Vol.5, No.2, pp. 194-207.
  • J.M.R.S. Appuhamy, T. Kaita, M. Ohga and K. Fujii [2011], Analytical Study on Significance of Corroded Surface Measurement on Residual Strength Prediction, Journal of Procedia Engineering (JPE), Vol.14, pp. 2260-2268.
  • T.Kaita, J.M.R.S. Appuhamy, K. Itogawa, M. Ohga, and K. Fujii [2011], Experimental Study on Remaining Strength Estimation of Corroded Wide Steel Plates under Tensile Force, Journal of Procedia Engineering (JPE), Vol.14, pp. 2707-2713.

Refereed Domestic Journal Papers

  • J.M.R.S. Appuhamy, M. Ohga, T. Kaita, P. Chun and P.B.R. Dissanayake [2012], Finite Element Analysis of Corroded Steel Bridge Plates under Earthquake Loading, Annual Research Journal of SLSAJ, Vol.12, pp. 32-40.
  • J.M.R.S. Appuhamy, M. Ohga, T. Kaita, P. Chun and P.B.R. Dissanayake [2011], Estimation of Corrosion-induced Strength Deterioration of Steel Bridge Plates – An Analytical Method, Annual Research Journal of SLSAJ, Vol.11, pp. 19-25.
  • J.M.R.S. Appuhamy, T. Kaita, M. Ohga, K. Fujii and P.B.R. Dissanayake [2010], Numerical Investigation of Corrosion Effects on Ductile Fracture and Ultimate Strength, Annual Research Journal of SLSAJ, Vol.10, pp. 07-12.
  • J.M.R.S. Appuhamy, T. Kaita, M. Ohga and P.B.R. Dissanayake [2009], A Simple and Comprehensive Estimating Method of Remaining Tensile Strength of Corroded Steel Bridge Plates, Annual Research Journal of SLSAJ, Vol.9, pp. 06-10.
  • J.M. Ruwan S. Appuhamy, M. Ohga, S. Tinti, P.B.R. Dissanayake [2008], Numerical Modeling of December 2004 Sumatra-Andaman Tsunami and Possible Future Tsunamis, Annual Research Journal of SLSAJ, Vol. 8, pp. 22-29.
  • J.M.R.S. Appuhamy [2007], Numerical Modeling of Tsunami in Indian Ocean, Geophysical Research Abstracts, Vol. 9, 11268.

Conference Proceedings:

  • A.N.H. Mohamed and J.M.R.S. Appuhamy [2020], Experimental Investigation of the Mechanical Properties of Waste Tyre Rubber Added Concrete Members, 11th International Conference on Sustainable Built Environment (ICSBE-2020), Peradeniya, Sri Lanka, Paper ICSBE2020-031.
  • R.A.C.G. Ranasinghe and J.M.R.S. Appuhamy [2020], Finite Element Analysis of Shear Strength Degradation of Reinforced Concrete Members with Corrosion, 11th International Conference on Sustainable Built Environment (ICSBE-2020), Peradeniya, Sri Lanka, Paper ICSBE2020-035.
  • R.A.S.S. De Silva, S.W. Seneviratne and J.M.R.S. Appuhamy [2020], Design and Construction Challenges of Retrofitting and Adaptive Reuse of Heritage Buildings in Galle Fort, Sri Lanka, 114th Annual Sessions of Institution of Engineers Sri Lanka (109th AS-IESL), Colombo, Sri Lanka, Accepted Paper.
  • S.G.S.D Subhawickrama and J.M.R.S. Appuhamy [2020], Effect of Superabsorbent Polymers on Compressive Strength of High-Performance Concrete, 7th Annual Research Symposium (ARS-2020), Galle, Sri Lanka, pp. 26-28.
  • A.N.H. Mohamed and J.M.R.S. Appuhamy [2020], Effect of Replacing Aggregate with Waste Tyre Rubber on Mechanical Performance of Concrete, 7th Annual Research Symposium (ARS-2020), Galle, Sri Lanka, pp. 23-25.
  • K.G.R.C.K Amarasinghe and J.M.R.S. Appuhamy [2020], Experimental Study of Reused Tyre Steel Fiber (RTSF) in Concrete, 7th Annual Research Symposium (ARS-2020), Galle, Sri Lanka, pp. 35-37.
  • R.A.C.G. Ranasinghe and J.M.R.S. Appuhamy [2020], Numerical Analysis of Corrosion Damaged Reinforced Concrete Members Subjected to Shear, 7th Annual Research Symposium (ARS-2020), Galle, Sri Lanka, pp. 32-34.
  • N.Bhattarai and J.M.R.S. Appuhamy [2020], Axial Compressive Behavior of Concrete Filled Double Skin and Single Skin Steel Stub Columns, 7th Annual Research Symposium (ARS-2020), Galle, Sri Lanka, pp. 29-31.
  • G.H.P.N Pushpakumara and J.M.R.S. Appuhamy [2019], Use of Superabsorbent Polymers to Improve the Properties of Fresh Concrete, 7th International Symposium on Advances in Civil and Environmental Engineering Practices for Sustainable Development (ACEPS 2019), Galle, Sri Lanka, pp. 296-300.
  • G.H.P.N Pushpakumara and J.M.R.S. Appuhamy [2019], Effect of Superabsorbent Polymers on Properties of Concrete, 6th Annual Research Symposium (ARS-2019), Galle, Sri Lanka, pp. 43-46.
  • K.D.B.K Gunathilka and J.M.R.S. Appuhamy [2019], Investigation of Performances of Concrete Filled Double Skin Steel Tube (CFDST) Columns under Axial Loading, 6th Annual Research Symposium (ARS-2019), Galle, Sri Lanka, pp. 47-50.
  • D.M.S.M. Dissanayake and J.M.R.S. Appuhamy [2019], Effect of Xypex Crystalline Technology on Corroded Reinforced Concrete Members, 6th Annual Research Symposium (ARS-2019), Galle, Sri Lanka, pp. 51-54.
  • H.D.R.C.J Harasgama and J.M.R.S. Appuhamy [2019], The Effect of Reused Tyre Steel Fibre (RTSF) on the Flexural Strength of Concrete with Improving Environmental Impact, 6th Annual Research Symposium (ARS-2019), Galle, Sri Lanka, pp. 77-80.
  • K.I.M. Premarathna and J.M.R.S. Appuhamy [2019], Finite Element Modelling of Reinforced Concrete Members with Different Corrosion Conditions, 6th Annual Research Symposium (ARS-2019), Galle, Sri Lanka, pp. 81-85.
  • D.D.S. De Silva and J.M.R.S. Appuhamy [2018], Structural Performance Assessment of Corrosion Affected Reinforced Concrete Members – FEM Analysis, 5th Annual Research Symposium (ARS-2018), Galle, Sri Lanka, Paper ARS18-C-01.
  • A.K.V.S. Kapuge and J.M.R.S. Appuhamy [2018], Prediction of Structural Performance of Corroded Members Using Image-Based Modelling Technique, 5th Annual Research Symposium (ARS-2018), Galle, Sri Lanka, Paper ARS18-C-02.
  • K.D.R. Jayawickrama and J.M.R.S. Appuhamy [2018], Direct Displacement Based Design Procedure for Seismic Design of Steel Braced Frame Structures, 5th Annual Research Symposium (ARS-2018), Galle, Sri Lanka, Paper ARS18-C-04.
  • R.G.M.S.D. Rajakaruna and J.M.R.S. Appuhamy [2018], Development of an Efficient Retrofitting Technique to Enhance Structural Performance of Corroded Members, 5th Annual Research Symposium (ARS-2018), Galle, Sri Lanka, Paper ARS18-C-05.
  • D.D.S. De Silva, A.K.V.S. Kapuge, R.G.M.S.D. Rajakaruna, K.D.R. Jayawickrama and J.M.R.S. Appuhamy [2017], Prediction of Structural Performance of Corrosion Affected Reinforced Concrete Members – FEM Analysis, 8th International Conference on Structural Engineering and Construction Management (ICSECM-2017), Peradeniya, Sri Lanka, pp. 106-110.
  • R.G.M.S.D. Rajakaruna, D.D.S. De Silva, A.K.V.S. Kapuge, K.D.R. Jayawickrama and J.M.R.S. Appuhamy [2017], Prediction of Structural Performance in Corroded Members Retrofitted with an Efficient Retrofitting Technique, 8th International Conference on Structural Engineering and Construction Management (ICSECM-2017), Peradeniya, Sri Lanka, pp. 111-116.
  • A.K.V.S. Kapuge, R.G.M.S.D. Rajakaruna, K.D.R. Jayawickrama, D.D.S. De Silva and J.M.R.S. Appuhamy [2017], Prediction of Corroded Member Performance using Image-Based Modelling Technique, 8th International Conference on Structural Engineering and Construction Management (ICSECM-2017), Peradeniya, Sri Lanka, pp. 117-121.
  • K.D.R. Jayawickrama, R.G.M.S.D. Rajakaruna, A.K.V.S. Kapuge, D.D.S. De Silva and J.M.R.S. Appuhamy [2017], Application of Direct Displacement Based Design Procedure for Seismic Design of Steel Frame Structures, 8th International Conference on Structural Engineering and Construction Management (ICSECM-2017), Peradeniya, Sri Lanka, pp. 80-86.
  • H.V.A.N. Sanjeewa and J.M.R.S. Appuhamy [2017], Development of an Efficient Method of Predicting Remaining Strength Capacities and Investigation of Retrofitting Technique for Concrete Structures with Different Corrosion Conditions, 5th International Symposium on Advances in Civil and Environmental Engineering Practices for Sustainable Development (ACEPS 2017), Galle, Sri Lanka, pp. 418-425.
  • H.V.A.N. Sanjeewa, R.M.M.C. Rathnayake, M.R.M. Ifham, M.Z.S. Ahamed and J.M.R.S. Appuhamy [2017], Development of an Efficient Method of Predicting Remaining Strength Capacities of Corroded Reinforced Concrete Structures, 14th Academic Sessions- University of Ruhuna (AS-14), Matara, Sri Lanka, Paper AS14-ENG-16.
  • M.Z.S. Ahamed, R.M.M.C. Rathnayake, M.R.M. Ifham, H.V.A.N. Sanjeewa and J.M.R.S. Appuhamy [2017], Experimental Investigation of an Efficient Retrofitting Technique for Corroded Concrete Structures, 4th Annual Research Symposium (ARS-2017), Galle, Sri Lanka, Paper ARS17-C-07.
  • M.R.M. Ifham, M.Z.S. Ahamed, R.M.M.C. Rathnayake, H.V.A.N. Sanjeewa and J.M.R.S. Appuhamy [2017], Reduction of Dynamic Strength Capacities of Reinforced Concrete Structures under Different Corrosion Conditions, 4th Annual Research Symposium (ARS-2017), Galle, Sri Lanka, Paper ARS17-C-06.
  • R.M.M.C. Rathnayake, M.R.M. Ifham, M.Z.S. Ahamed, H.V.A.N. Sanjeewa and J.M.R.S. Appuhamy [2017], Prediction of Residual Strength Capacities of Reinforced Concrete Structures under Different Corrosion Conditions, 4th Annual Research Symposium (ARS-2017), Galle, Sri Lanka, Paper ARS17-C-05.
  • L.U. Hennayake, H.A.E. Jeewantha and J.M.R.S. Appuhamy [2016], Identifying Effective Retrofitting Parameters to Enhance Load Carrying Capacities of Corroded Steel Structures, 3rd Annual Research Symposium (ARS-2016), Galle, Sri Lanka, Paper ARS16-C-14.
  • H.A.E. Jeewantha, L.U. Hennayake and J.M.R.S. Appuhamy [2016], Developing an Effective and Reliable Retrofitting Technique for Corroded Steel Structures – Finite Element Analysis Method, 3rd Annual Research Symposium (ARS-2016), Galle, Sri Lanka, Paper ARS16-C-15.
  • B.G.V. Sanjaya, W.M.S. Srilal, W.W.P.K. Perera, H.P. Sooriyaarachchi and J.M.R.S. Appuhamy [2016], Development of Optimized Structural Arrangement for Cost Effective Slab System, 13th Academic Sessions- University of Ruhuna (AS-13), Matara, Sri Lanka.
  • W.K.N.I. Jayasundara and J.M.R.S. Appuhamy [2015], Investigation on Residual Cyclic Strength Capacity of Corroded Steel Bridge Members, 6th International Conference on Structural Engineering and Construction Management (ICSECM-2015), Peradeniya, Sri Lanka, Paper 164.
  • W.K.N. Sandamali, H.P. Wijesena and J.M.R.S. Appuhamy [2015], Prediction of Residual Buckling Strength in Corroded Steel Bridge Members, 6th International Conference on Structural Engineering and Construction Management (ICSECM-2015), Peradeniya, Sri Lanka, Paper 153.
  • B.G.V. Sanjaya, W.M.S. Srilal, W.W.P.K. Perera, H.P. Sooriyaarachchi and J.M.R.S. Appuhamy [2015], Investigation on Improvement of Low Cost NERD Slab System, 6th International Conference on Structural Engineering and Construction Management (ICSECM-2015), Peradeniya, Sri Lanka, Paper 151.
  • W.K.N.I. Jayasundara, R.L.S. Kumara and J.M.R.S. Appuhamy [2015], Residual Strength Capacity Prediction of Corroded Steel Bridge Members under Cyclic Loading, 109th Annual Sessions of Institution of Engineers Sri Lanka (109th AS-IESL), Colombo, Sri Lanka, Accepted Paper.
  • W.K.N.I. Jayasundara, R.L.S. Kumara and J.M.R.S. Appuhamy [2015], Experimental and Numerical Investigation on Strength Degradation of Corroded Steel Bridge Members under Cyclic Loading, 3rd International Symposium on Advances in Civil and Environmental Engineering Practices for Sustainable Development (ACEPS 2015), Galle, Sri Lanka, pp. 342-348.
  • W.K.N. Sandamali, H.P. Wijesena and J.M.R.S. Appuhamy [2015], Numerical Analysis of Remaining Buckling Strength Prediction of Corroded Steel Bridge Members, 2nd Annual Research Symposium (ARS-2015), Galle, Sri Lanka, Paper ARS15-C-05.
  • W.K.N.I. Jayasundara, R.L.S. Kumara and J.M.R.S. Appuhamy [2015], Prediction of Strength Degradation of Corroded Steel Bridge Members under Cyclic Loading, 2nd Annual Research Symposium (ARS-2015), Galle, Sri Lanka, Paper ARS15-C-06.
  • B.G.V. Sanjaya, W.M.S. Srilal, W.W.P.K. Perera, H.P. Sooriyaarachchi and J.M.R.S. Appuhamy [2015], Identification of the Structural Behavior of Hollow Core Arrangement for Current NERD System, 2nd Annual Research Symposium (ARS-2015), Galle, Sri Lanka, Paper ARS15-C-07.
  • J.M.R.S. Appuhamy and M. Ohga [2014], Enhanced Finite Element Modelling Method and Efficient Maintenance Strategy for Steel Bridge Infrastructures, 11th Academic Sessions- University of Ruhuna (AS-11), Matara, Sri Lanka, Paper AS11-A5-02.
  • P.V.M.S. Nawarathna, S.M.G. Darshana, S.N. Malkanthi and J.M.R.S. Appuhamy [2014], Effect of Maximum Corroded Pit Location on Residual Strength Estimation of Steel Members, 1st Annual Research Symposium (ARS-2014), Galle, Sri Lanka, Paper ARS-C-07.
  • S.M.G. Darshana, P.V.M.S. Nawarathna, S.N. Malkanthi and J.M.R.S. Appuhamy [2014], Effect of Different Corroded Conditions on Prediction of Residual Strength Capacities of Steel Plates, 1st Annual Research Symposium (ARS-2014), Galle, Sri Lanka, Paper ARS-C-20.
  • J.M.R.S. Appuhamy, S.N. Malkanthi, M. Ohga, P. Chun and P.B.R. Dissanayake [2013], Prediction of Tensile Strength Degradation of Steel Bridge Members due to Corrosion – An Analytical Method, Conference on Sri Lanka Japan Collaborative research 2013 (SLJCR-2013), Peradeniya, Sri Lanka, Paper SLJCR13-7.
  • J.M.R.S. Appuhamy, P.D.C. Perera, S.N. Malkanthi, M. Ohga, P. Chun, and P.B.R. Dissanayake, [2013], Efficient Maintenance Management Strategy for Aged Steel Bridge Structures, International Conference on Structural Engineering and Construction Management (ICSECM-2013), Peradeniya, Sri Lanka.
  • P.Chun, M. Ohga, T. Yokogawa, Lusman, J.M.R.S. Appuhamy, S. Furukawa, and P.B.R. Dissanayake [2013], Buckling Strength Estimation of Corroded Steel Plates with Irregular Surface, International Conference on Structural Engineering and Construction Management (ICSECM-2013), Peradeniya, Sri Lanka.
  • J.M.R.S. Appuhamy, M. Ohga, P. Chun and P.B.R. Dissanayake [2012], Evaluation of Residual Tensile Strength and Seismic Strength Capacities of Steel Bridge Members due to Corrosion – An Analytical Method, 1st International Conference on Performance-based and Life-cycle Structural Engineering (PLSE-2012), Hong Kong, pp. 1922-1932.
  • J.M.R.S. Appuhamy, M. Ohga, P. Chun and P.B.R. Dissanayake [2012], Estimation of Seismic Behaviour of Corroded Steel Bridge Plates, 18th Congress of International Association for Bridge and Structural Engineering (18th IABSE), Seoul, Korea, pp. 1259-1266.
  • J.M.R.S. Appuhamy, M. Ohga, P. Chun, S. Furukawa and P.B.R. Dissanayake [2012], Enhanced Analytical Method of Predicting Residual Strength Capacities of Corroded Steel Bridge Plates, 6th International Conference on Bridge Maintenance, Safety and Management (IABMAS-2012), Como, Italy, CD-ROM.
  • J.M.R.S. Appuhamy, M. Ohga, P.B.R. Dissanayake and K.K. Wijesundara [2012], Development of Brisk Finite Element Analytical Method of Predicting Tensile Strength Reduction due to Corrosion, 2nd SAITM Research Symposium on Engineering Advancements (RSEA-2012), Malabe, Sri Lanka, pp. 03-06.
  • J.M.R.S. Appuhamy, M. Ohga and P. Chun [2012], Numerical Investigation of Residual Strength Capacities of Steel Bridge Members under Earthquake Loading, 18th Shikouku Gakkai, Kochi, Japan, Paper I-003, pp. 05-06.
  • J.M.R.S. Appuhamy, M. Ohga, P. Chun, S. Furukawa and P.B.R. Dissanayake [2011], Effects of Corrosion on Degradation of Tensile Strength of Steel Bridge Members, International Conference on Structural Engineering, Construction and Management (ICSECM-2011), Peradeniya, Sri Lanka.
  • J.M.R.S. Appuhamy, M. Ohga, T. Kaita, P. Chun, K. Fujii and P.B.R. Dissanayake [2011], Experimental Investigation of the Influence of Corrosion Damage on Prediction of Residual Strength Capacities, International Conference on Advanced Technology in Experimental Mechanics (ATEM-11), Kobe, Japan, Paper OS15F073, CD-ROM.
  • M.Ohga, J.M.R.S. Appuhamy, T. Kaita, P. Chun and P.B.R. Dissanayake [2011], Degradation of Tensile Strength with the Severity of Corrosion Condition, The 2011 World Congress on Advances in Structural Engineering and Mechanics (ASEM11plus), Seoul, Korea, pp. 5280-5297.
  • J.M.R.S. Appuhamy, T. Kaita, M. Ohga and K. Fujii [2011], Analytical Study on Significance of Corroded Surface Measurement on Residual Strength Prediction, 12th East Asia-Pacific Conference on Structural Engineering & Construction (EASEC-12), Hong Kong, Paper EASEC12-175, CD-ROM.
  • T.Kaita, J.M.R.S. Appuhamy, K. Itogawa, M. Ohga, and K. Fujii [2011], Experimental Study on Remaining Strength Estimation of Corroded Wide Steel Plates under Tensile Force, 12th East Asia-Pacific Conference on Structural Engineering & Construction (EASEC-12), Hong Kong, Paper EASEC12-176, CD-ROM.
  • J.M.R.S. Appuhamy, M. Ohga, P. Chun and T. Kaita [2011], Investigation of Brisk Finite Element Analytical Model for Prediction of Remaining Strength Capacities of Corroded Steel Plates, 66th Annual Scientific Conference of JSCE (Zenkoku Gakkai), Ehime, Japan, Paper I-528, pp. 1055-1056.
  • J.M.R.S. Appuhamy, M. Ohga, P. Chun and T. Kaita [2011], Effect of Surface Measurement Intensity on Remaining Strength Prediction of Corroded Steel Members, 17th Shikoku Gakkai, Takamatsu, Japan, Paper I-024, pp. 47-48.
  • M.Ohga, J.M.R.S. Appuhamy, T. Kaita, K. Fujii and P.B.R. Dissanayake [2010], Evaluation of Tensile Strength Deterioration of Steel Bridge Plates due to Corrosion, International Conference on Sustainable Built Environment (ICSBE-2010), Peradeniya, Sri Lanka, pp. 521-528.
  • M.Ohga, J.M.R.S. Appuhamy, T. Kaita, K. Fujii and P.B.R. Dissanayake [2010], Numerical Study on Remaining Strength Prediction of Corroded Steel Bridge Plates, International Conference on Sustainable Built Environment (ICSBE-2010), Peradeniya, Sri Lanka, pp. 529-536.
  • M.Ohga, J.M.R.S. Appuhamy, T. Kaita, K. Fujii and P.B.R. Dissanayake [2010], Numerical Investigation of Future Tsunami Hazard on Sri Lanka from the Earthquakes of Sumatra-Andaman Region, International Conference on Sustainable Built Environment (ICSBE-2010), Peradeniya, Sri Lanka, pp. 537-544.
  • J.M.R.S. Appuhamy, M. Ohga, T. Kaita and K. Fujii [2010], Effect of Measuring Points on Remaining Strength Estimation of Corroded Steel Plates, 9th Pacific Structural Steel Conference (PSSC2010), Beijing, China, pp. 1504-1516.
  • J.M.R.S. Appuhamy, T. Kaita, M. Ohga, K. Fujii and P.B.R. Dissanayake [2010], Experimental and Numerical Investigation of Residual Strength of Corroded Steel Plates in Tensile Force, International Symposium on Society for Social Management Systems (SSMS2010), Kochi, Japan, Paper SMS10-120, Web.
  • T.Kaita, H. Ikeda, J.M.R.S. Appuhamy, M. Ohga and K. Fujii [2010], Experimental Study on Remaining Tensile Strength of Wide Specimens with Different Corrosion Conditions, International Symposium on Society for Social Management Systems (SSMS2010), Kochi, Japan, Paper SMS10-108, Web.
  • J.M.R.S. Appuhamy, M. Ohga, T. Kaita and K. Fujii [2010], Numerical Evaluation of Residual Strength of Corroded Members under Tensile Force, 16th Shikoku Gakkai, Tokushima, Japan, Paper I-040, pp. 79-80.
  • J.M.R.S. Appuhamy, M. Ohga, T. Kaita, S. Tinti, P.B.R. Dissanayake [2009], Importance of Numerical Modeling in Tsunami Disaster Prevention, International Symposium on Society for Social Management Systems(SSMS2009), Kochi, Japan, Paper SMS09-130, Web.
  • T.Kaita, J.M.R.S. Appuhamy, K. Fujii and M. Ohga [2009], Remaining Strength Estimation of Corroded Steel Bridge Plate under Tensile Force, 15th Asian-Pacific Corrosion Control Conference (15th APCCC), Manila, Philippines, Paper CB-07, CD-ROM.
  • J.M. Ruwan S. Appuhamy, Stefano Tinti, Carlo G. Lai [2007], Numerical Simulation of Probable Tsunamis close to Sri Lanka, International Conference on Mitigation of the Risk of Natural Hazards, University of Peradeniya, Sri Lanka, Paper MRNH 55.
  • J.M.R.S. Appuhamy, H.H.K.C.P. Chandrasekara, J.C. Ruhunage, T.A. Dissanayake and U.I. Dissanayake [2004], Partial Replacement of Crusher Dust with River Sand in Slip Formed Load Bearing Wall Panels, 59th Annual Sessions of Sri Lanka Association of Advanced Science (SLAAS), pp. 304.

Technical Reports:

  • J.M.R.S. Appuhamy, M. Ohga and S. Okazaki [2009], Investigation, Assessment and Development of Optimized Maintenance Plan for Nakagawahara Bridge, Dainihachiman Bridge and Saiki Bridge, Uwajima, Japan.
  • J.M.R.S. Appuhamy, T.A. Dissanayake and L.V.S. Weerakoone [2005], Report on Investigation and Assessment of the Existing Pusselawa Bridge, Sri Lanka.
  • J.M.R.S. Appuhamy and L.V.S. Weerakoone [2005], Detail Design, Construction Drawings and Reports of RHS extension of the Pussellawa Bridge, Sri Lanka.
  • U.I. Dissanayake, J.M.R.S. Appuhamy and R.B.S.B. Uduweriya [2004], Detail Design, Construction Drawings and Reports of Multi Story School Building Projects in Badulla Al-Adam Muslim College and Welimada Vijaya College, Sri Lanka.
  • U.I. Dissanayake and J.M.R.S. Appuhamy [2004], Detail Design, Construction Drawings and Reports of Swimming Pool and Three Story Pavilion in Dharmaraja College, Kandy, Sri Lanka.
  • U.I. Dissanayake, T.A. Dissanayake and J.M.R.S. Appuhamy [2004], Investigation and Assessment of the Badulla Viaduct, Sri Lanka.