Et profilbilde

Førsteamanuensis
Sudath Chaminda Siriwardane Siriwardane Arachchilage { "honorific-suffix": "Førsteamanuensis", "fn": "Sudath Chaminda Siriwardane Siriwardane Arachchilage", "tel": "Telefon: 51832177", "email": "sasc.siriwardane@uis.no" }

Avdeling/enhet Det teknisk- naturvitenskapelige fakultet
Institutt/senter Institutt for maskin, bygg og materialteknologi
Rom KE E-236

Forskningsområder

Fracture and fatigue of steel structures, Mesoplasticity of metals under cyclic loading, Nonlinear structural analysis and design, Structural health monitoring.

Utvalgte publikasjoner

Peer Reviewed Journals (International)

  • Chaminda. Bandara, Sudath C. Siriwardane, U.I. Dissanayake and P.B.R. Dissanayake (2015), Full range S?N curves for fatigue life evaluation of steels using hardness measurements, Int. Journal of Fatigue, Elsevier, 82 (2), pp.325-331.
  • Sudath C. Siriwardane (2015), Vibration measurement-based simple technique for damage detection of truss bridges: A case study, Case Studies in Engineering Failure Analysis, Elsevier, 4, pp. 50-58.

  • Morten L. Løland, Sudath C. Siriwardane, Dag Holen and Frode Stakkeland  (2015), Optimal Design of Wire Sheave Used in Offshore Drilling Operations, Journal of Offshore Mechanics and Arctic Engineering, ASME press, 138 (1), doi:10.1115/1.4031902.

  • Jeron Maheshwaran and Sudath C. Siriwardane (2015), Fatigue life estimation of tubular joints ? a comparative study, Fatigue & Fracture of Engineering Materials & Structures, Wiley, 39 (1), pp.30-46.

  • Chaminda Bandara, Sudath C. Siriwardane, U.I. Dissanayake and P.B.R. Dissanayake (2015), Developing a full range S?N curve and estimating cumulative fatigue damage of steel elements, Computational Material Science, Elsevier, 96, pp. 96-101.

  • Chaminda Bandara, Sudath C. Siriwardane, U.I. Dissanayake and P.B.R. Dissanayake (2014), Fatigue failure predictions for steels in the very high cycle region - A review and recommendations, Engineering Failure Analysis, Elsevier, 45, pp. 421-435.

  • Nirosha D. Adasooriya and Sudath C.Siriwardane (2014), Remaining fatigue life estimation of corroded bridge members, Fatigue & Fracture of Engineering Materials & Structures, Wiley, 37(6), pp. 603-622.

  • Nirosha D. Adasooriya, Sudath C.Siriwardane and Mitao Ohga, (2013) ?A simplified approach to predict the failure of steel members under interaction effect of fracture and fatigue?, Int. Journal of Fatigue, Elsevier, 47 (2), pp. 161-173.

  • S.A.S.C. Siriwardane, M. Ohga, P.B.R. Dissanayake and T. Kaita, (2010) ?Structural appraisal based different approach to estimate the remaining fatigue life of railway bridges?, Structural Health Monitoring: an International Journal, Sage, 9(4), pp.323-339.

  • Sudath Siriwardane, Mitao Ohga, Tatsumasa Kaita and Ranjith Dissanayake, (2009), ?Grain-scale plasticity based fatigue model to estimate fatigue life of bridge connections?, Journal of Constructional Steel Research, Elsevier, 65(10-11), pp. 1942-1953.

  • Sudath Siriwardane, Mitao Ohga, Ranjith Dissanayake and Kazuhiro Taniwaki, (2008), ?Application of new damage indicator-based sequential law for remaining fatigue life estimation of railway bridges?, Journal of Constructional Steel Research, Elsevier, 64(2), pp. 228-237.

  • Siriwardane Sudath Chaminda, Mitao Ohga, Ranjith Dissanayake and Kazuhiro Taniwaki, (2007), ?Different approaches for remaining fatigue life estimation of critical members in railway bridges?, International Journal of Steel Structure, KSSC, 7(4), pp. 263-276.

  • Chaminda Bandara, Sudath Siriwardane, Udaya Dissanayake and Ranjith Dissanayake (2013), Fatigue Strength Prediction Formulae for Steels and Alloys in the Gigacycle Regime, International Journal of Materials, Mechanics and Manufacturing (IJMMM ) 1(3), 256-260.

  • Kamal Karunananda, Mitao Ohga, Ranjith Dissanayake and Sudath Siriwardane, (2010) ?Combined High and Low Cycle Fatigue Model to Estimate Life of Steel Bridges?, Journal of Engineering and Technology Research, 2(8), 144-160.

  • Kamal Karunananda, Mitao Ohga, P.B.R. Dissanayake, Sudath Siriwardane and Pang-jo Chun (2012). ?New combined high and low-cycle fatigue model to estimate life of steel bridges considering interaction of high and low amplitudes loadings?, Advances in Structural Engineering, Multi-Science Publication, Vol. 15(2), pp. 313-328.

  • P.A.K. Karunananda, M. Ohga. P.B.R. Dissanayake and S.A.S.C. Siriwardane (2012/06), ?Fatigue life prediction of steel bridges for extreme loading using a new damage indicator?, Journal of Solid Mechanics and Materials Engineering, Japanese Society of Mechanical Engineers, (In Press).

  • Dissanayake, P.B.R and Siriwardane S.C., (2007), ?Secondary stress based-remaining fatigue life estimation of a riveted bridge connection using new fatigue criterion?, Engineer, IESL Sri Lanka, XXXX (3), 102-108.

  • Dissanayake, P.B.R., Herath, K.R.B and Siriwardane S.C., (2007), ?Cyclic plasticity based low- cycle fatigue models for metal structures?, Engineer, IESL Sri Lanka, XXXX (1), 29-43.

Books

  • Mitao Ohga and Sudath Siriwardane,?Fatigue Life of Steel Structures under Service and Ultimate Loadings: Recent Concepts, Formulations and Case studies?, LAP LAMBERT Academic Publishing, Germany ISSN 978-3-8443-2687-1, 2011. 
  • Mitao Ohga, Kamal Karunananda and Sudath Siriwardane, (2011) ?Condition assessment and maintenance of bridges by reliability concept?, (Research oriented book), LAP LAMBERT Academic Publishing, Germany ISSN 978-3-8443-0226-4, 2011.

Book Chapters

  • Siriwardane Sudath Chaminda, Mitao Ohga, Ranjith Dissanayake and Kaita Tatsumasa, (2009), ?Remaining fatigue life estimation of existing railway bridges?, Railway Transportation: Policies, Technology and Perspectives, (Chapter of an Edited Book) Nova Publishers, USA, ISBN: 978-1-60692-8639, pp.181-216.

    https://www.novapublishers.com/catalog/product_info.php?products_id=9113

  • Mitao Ohga, Siriwardane Sudath Chaminda, Ranjith Dissanayake and Abeetha Peris (2010), ?Fatigue of Structural Connections: A Recent Research?, Structural Steel and Castings: Shapes and Standards, Properties and Applications, (Chapter of an Edited Book) Nova Publishers, USA, ISBN: 978-1-61728-104-4, pp.147-183.

    https://www.novapublishers.com/catalog/product_info.php?products_id=11926

  • Siriwardane Sudath Chaminda, Mitao Ohga, Munindasa P. Ranaweera, Ranjith Dissanayake and Raveendra Herath ?A Simple Model to Predict Ultra-Low Cycle Fatigue Fracture of Steel Bridges?, Bridge Design: Types, Management and Analysis, (Chapter of an Edited Book) Nova Publishers, USA (Accepted on 3rd July 2010).

Conference Proceedings (Full paper form)

  • Alexander Sæstad, Gerhad Ersdal and Sudath C. Siriwardane (2016), Comparison of Deterministic and Probabilistic Fatigue Assessment Methods: A Case Study of a Road Bridge, Challenges in Design and Construction of an Innovative and Sustainable Built Environment, IABSE Congress Stockholm, pp. 275-283, September 21-23 2016, Stockholm, Sweden.

  • Geir Tuntland Hauge, Samdar Kakay and Sudath C. Siriwardane (2016), Effect of Short Term Rust on Low Cycle Fatigue Strength of Welded Joints, Challenges in Design and Construction of an Innovative and Sustainable Built Environment, IABSE Congress Stockholm, pp. 292-298, September 21-23 2016, Stockholm, Sweden.

  • Ashish Aeran, Sudath C. Siriwardane, Ove Mikkelsen (2016), Life extension of ageing offshore structures: time dependent corrosion degradation and health monitoring:  Proceedings of the Twenty-sixth International Ocean and Polar Engineering Conference - ISOPE 2016, International Society of Offshore & Polar Engineers, pp. 88-3, June 26-July 1 2016, Rhodes, Greece.

  • Renathe Kvalvåg, Andreas Christerssion and Sudath C. Siriwardane (2015), Testing for Load Capacity of Pad Eyes used in Offshore Lifting Operations, Structural Engineering: Providing Solutions to Global Challenges, IABSE Geneva Conference, pp. 743-747, September 23-25 2015, Geneva, Switzerland.

  • Nirosha D. Adasooriya and Sudath C. Siriwardane (2015), Remaining Fatigue Life Estimation of Railway Bridge Members Subjected to Time-dependent Corrosion, Structural Engineering: Providing Solutions to Global Challenges, IABSE Geneva Conference, pp. 1112-1119, September 23-25 2015, Geneva, Switzerland.

  • Jeron Maheshwaran and Sudath C. Siriwardane (2015), Stress Concentration Factors of Tubular Joints in Offshore Jacket Structure: A comparative study, Structural Engineering: Providing Solutions to Global Challenges, IABSE Geneva Conference, pp. 1420-1427, September 23-25 2015, Geneva, Switzerland.

  • Redion Kajoli, Sudath C. Siriwardane and OveT. Gudmestad (2015), Application of new damage indicator-based sequential law to estimate fatigue life of offshore jacket structures,  5th International Conference on Computational Methods in Structural Dynamics and Earthquake Engineering (COMPDYN 2015), pp 4690-4697, 25-27 May 2015, Crete Island, Greece.

  • W.A.Indika Priya Wijesooriya, Sudath C. Siriwardane, P.B. Ranjith Dissanayake, (2015), Vibration measurement-based simple technique for structural appraisal of steel bridges, 5th International Conference on Computational Methods in Structural Dynamics and Earthquake Engineering (COMPDYN 2015), pp 2558-2567, 25-27 May 2015, Crete Island, Greece.

  • Redion Kajoli, Sudath C. Siriwardane and OveT. Gudmestad (2014), Fatigue life estimation of an offshore steel jacket considering the loading sequence effect, 33rd International Conference on Ocean, Offshore and Arctic Engineering Volume 5: Materials Technology; Petroleum Technology, San Francisco, California, USA, June 8?13, ASME Press.

  • Samarakoon, Samindi; Ratnayake, R.M. Chandima; Siriwardane, S.A.Sudath C (2013), Structural Integrity Control of Ageing Offshore Structures: Repairing and Strengthening with Grouted Connections. I: ASME 2013 32nd International Conference on Ocean, Offshore and Arctic Engineering. ASME Press 2013 ISBN 978-0-7918-5535-5.

  • Siriwardane, S.A.Sudath C, Ratnayake, R.M. Chandima, (2012), A Damage Model to Estimate Fatigue Life of Steel Connections. I: Proceedings of Nordic Steel Construction Conference, 5-7 September 2012, Oslo, Norway. Oslo: Norwegian Steel Association 2012 ISBN 978-82-91466-12-5. p. 663-672.

  • Siriwardane, S.A.Sudath C, Ratnayake, R.M. Chandima (2012), A Simple Criterion to Predict Fracture of Offshore Steel Structures in Extremely-Low Cycle Fatigue Region. I: Proceedings of the ASME 2012 31st International Conference on Ocean, Offshore and Arctic Engineering OMAE2012 Volume I. ASME Press 2012 ISBN 9780791844885. p. -

  • Karunananda, P.A.K; Ohga, M.; Dissanayake, P.B. Ranjith; Siriwardane, S.A.Sudath C. (2011), Fatigue life estimation of steel bridges under service and extreme loadings. Annual Research Journal of SLSAJ 2011 ;Volume 11. p. 1-9.

  • Mitao, Ohga; Kamal, Karunananda; Seiji, Furukawa; Ranjith, Dissanayake; Siriwardane, S.A.Sudath C. (2011), Maintenance Strategy for Bridges using Reliability Concept and Analytical Hierarchy Process. International Conference on Structural Engineering, Construction and Managment (ICSECM 2011); 2011-12-15 - 2011-12-17

  • Sudath C. Siriwardane, Ranjith Dissanayake (2011), A Multiaxial Fatigue Model for Steel Joints. International Conference on Structural Engineering, Construction and Management (ICSECM 2011); 2011-12-15 - 2011-12-17.

  • K. Karunananda, M. Ohga, P.B.R. Dissanayake and S. Siriwardane (2011). ?Effect of high amplitude loading on fatigue life prediction of steel bridges?, Procedia Engineering, Elsevier Publication, Vol. 14, pp. 521-528.

  • P.A.K. Karunananda, M. Ohga, P.B.R. Dissanayake, S.A.S.C. Siriwardane and A.M.N.D. Adasooriya, ?Fatigue life estimation of steel bridges for extreme loading using a new damage indicator?, International Conference on Advanced Technology in Experimental Mechanics (ATEM?11), Kobe, Japan, 19-21 September 2011.

  • M. Ohga, K. Karunananda, P.B.R. Dissanayake and S.A.S.C. Siriwardane, ?Combined high and low cycle fatigue model for prediction of steel bridge lives?, International Conference on Sustainable Built Environments (ICSBE-2010), Kandy, Sri Lanka, 12-14 December 2010, pp. 505-512.

  • K. Karunananda, M. Ohga, P.B.R. Dissanayake and  S.A.S.C. Siriwardane, ?Effect of high amplitude loading on fatigue life prediction of steel bridges?, The Twelfth East Asia-Pacific conference on structural engineering and construction (EASEC-12), Hong Kong, 26-28 Jan. 2011, CD ROM.

  • Ohga, K. Karunananda, P.B.R. Dissanayake and S.A.S.C Siriwardane, ?Combined high and low cycle fatigue model for prediction of steel bridge lives?, International conference on sustainable built environment, Kandy, Sri Lanka, 12-14 December 2010, pp. 505-512.

  • P.A.K. Karunananda, M. Ohga, P.B.R. Dissanayake and S.A.S.C. Siriwardane, ?Fatigue life estimation of bridges considering the interaction of high and low amplitude loadings?, Annual Research Journal of Sri Lankan Student Association in Japan, Tokyo, 16 November 2010, pp. 13-18.

  • P.A.K. Karunananda, M. Ohga, P.B.R. Dissanayake and S.A.S.C. Siriwardane, ?Fatigue model to predict remaining life of steel bridges considering the effect of earthquakes?, Pacific Structural Steel Conference 2010, China, 19-22 October 2010, pp. 1003-1010.

  • Siriwardane, S.C., Ohga, M., Dissanayake, R. and Kaita, T., ?A simplified method to predict ultra-low cycle fatigue failure of metal structures?, Proceeding of 5th International Symposium on Steel Structures ISSS09, Seoul, Korea, 12-19 March 2009, pp. 846-851.

  • Ohga, M., Siriwardane, S.C., Dissanayake, R. and Kaita, T., ?Remaining fatigue life based maintenance strategy for railway bridges?, Society for Social Management Systems 2009 (SSMS 2009), Kochi, Japan, 5 - 7 March 2009. (Selected to the Peer-Reviewed paper list). (http://management.kochi-tech.ac.jp/society_08_e.htm#sms09)

  • Ohga, M., Siriwardane, S.C., Dissanayake, R. and Kaita, T., ?Remaining fatigue life estimation of a riveted bridge connection using the new damage indicator-based sequential law?, The Eleventh East Asia -  Pacific Conference on Structural Engineering and Construction (EASEC-11), Taipei, Taiwan, 19 - 21 November  2008, CD ROM.

  • Siriwardane, S.A.S.C., Ohga, M., Kaita, T. and Dissanayake, P.B.R., ?Mesoscopic plastic strain based new fatigue model and its application to a riveted connection?, International conference on continuum mechanics, nanoscience and nanotechnology, Peradeniya, Sri Lanka, 26-27 September 2008, pp. 77-85.

  • Adasooriya, A.M.N.D., Siriwardane, S.A.S.C., Ohga, M., Kaita, T. and Dissanayake, P.B.R., ?A simplified fracture initiation criterion for ultra-low cycle fatigue?, International conference on continuum mechanics, nanoscience and nanotechnology, Peradeniya, Sri Lanka, 26-27 September 2008, pp. 87-94.

  • Ohga, M., Siriwardane, S.C., Dissanayake, R. and Kaita. T., ?Simulation of earthquake induced ultra-low cycle fatigue failure of reduced beam section specimen?, Advances in Structural Engineering and Mechanics (ASEM?08), Jeju, Korea, 26-28 May 2008, pp. 635-641.

  • Siriwardane, S.A.S.C., Ohga, M. and Dissanayake, P.B.R., ?An elasto-plastic hardening model to predict the ultra-low cycle fatigue failure of steel structures?, Annual Research Journal of Sri Lankan Student Association in Japan, Tokyo, 2 September 2007, pp. 1-9.

  • Siriwardane, S.C., Ohga, M., Dissanayake, R. and Taniwaki, K., ?Comparative study for remaining fatigue life estimation of existing railway bridges?, Proceeding of 4th International Symposium on Steel Structures ISSS06, Seoul, Korea, 16-18 November 2006, pp. 912-921.

  • Ohga, M., Siriwardane, S.A.S.C., Dissanayake, P.B.R. and Herath K.R.B., ?Low cycle fatigue model for nonlinear kinematic hardening materials?, Collaboration and harmonization in Creative systems? Third International Structural Engineering and Construction Conference (ISEC-03), Tokuyama College of Technology, Japan, 20-23 September 2005, pp. 287-291.

  • Siriwardane, S.A.S.C., Dissanayake, P.B.R., Herath K.R.B. and Ohga, M., ?Low cycle fatigue model for life estimation of existing railway bridges?, Annual Research Journal of Sri Lankan Student Association in Japan, Tokyo, 4 September 2005, pp. 77-81.

  • Siriwardane, S.A.S.C., Dissanayake, P.B.R. and Herath K.R.B., ?Mathamatical model to describe the low cycle fatigue behavior of ductile metals?, The International Conference on Computational Method (ICCM2004), Singapore, 15 -17 December 2004, pp 443-447.

  • Adasooriya, A.M.N.D., Siriwardane, S.A.S.C. and Dissanayake, P.B.R., ?Performance analysis of PC plates used in bridge deck construction?, The International Conference on Computational Method (ICCM2004), Singapore, 15 -17 December 2004, pp 517-524.

  • Siriwardane, S.A.S.C., Adasooriya, A.M.N.D., Dissanayake, P.B.R., Herath, K.R.B., Mauroof, A.L.M., Aberuwan, H. and Ranaweera, M.P.R., ? Service life prediction of railway bridge at Colombo over kelani river?, Constructor, Official Journal Publication of the National Construction Association of Sri Lanka, Vol. 7, Issue 2, August 2002, pp 123-124.

Conference Proceedings (Abstract form)

  • Siriwardane, S.C., Ohga, M. and Kaita, T., ?Mesoscopic law of multiaxial fatigue for railway bridges?, JSCE Shikoku Gakkai, Ehime Univ., Japan, 16 May 2009, pp 33-34.

  • Dissanayake, P.B.R. and Siriwardane, S.A.S.C., ?Application of multiaxial sequential law to estimate secondary stress based-fatigue life of riveted connections?, Proceedings of the University Research Sessions, University of Peradeniya, Sri Lanka, 30 September 2007, Vol.12.

  • Ohga, M., Siriwardane, S.C., Dissanayake, R. and Taniwaki, K., ?A method for remaining fatigue life estimation of existing riveted railway bridges?, The International Conference on Computational Method (ICCM2007), Hiroshima, Japan. 4-6 April 2007, pp. 215.

  • Dissanayke, P.B.R., Ohga, M., Taniwaki, K. and Siriwardane, S.A.S.C., ? A study on earthquake induced ultra- low cycle fatigue failure of steel structures?, Proceeding of the International Conference on Mitigation of the Risk of Natural Disasters, University of Peradeniya, Sri Lanka, 27-28 March 2007, pp. 48-49.

  • Siriwardane, S.C., Ohga, M. and Taniwaki. K., ?Non-linear kinematic hardening model for cyclic elaso-plastic analysis?, JSCE Shikoku Gakkai, Tokushima University, Japan, 13 May 2006, pp 20-21.

  • Dissanayke, P.B.R., Herath, K.R.B. and Siriwardane, S.A.S.C., ?Low cycle fatigue life prediction of existing railway bridges?, Proceedings of the University Research Sessions, University of Peradeniya, Sri Lanka, 10 November 2005, Vol.10, pp. 88.

Technical Reports

  • M.P. Ranaweera, P.B.R. Dissanayake, S.A.S.C. Siriwardane and P.A.K. Karunananda, (2003), ?Load Testing of Columns Being Repaired at Galle Face Hotel?, Report submitted to the Management of Galle Face hotel, Colombo, Sri Lanka.
  • M.P. Ranaweera, P.B.R. Dissanayake, S.A.S.C. Siriwardane and P.A.K. Karunananda, (2003), ?Structural Appraisal of the Maligakanda Old Reservoir Wall?, Report submitted to the National water supply and Drainage Board, Colombo, Sri Lanka.

  • M.P. Ranaweera, H.Aberuwan, A.L.M. Mauroof, K.R.B. Herath, P.B.R. Dissanayake, S.A.S.C. Siriwardane and A.M.N.D. Adasooriya, (2002), ?Structural Appraisal of the Railway Bridge at Colombo over Kelani River?, Report submitted to the Sri Lanka Railways, Sri Lanka.

  • P.B.R. Dissanayake, U.R.Rathnayake, S.A.S.C. Siriwardane and U.R.T. Thalagahawatta, (2001), ?Project Proposal of Rehabilitation of the Giradurukotte Township?, Report submitted to the Mahaweli Authority, Sri Lanka.


Pågående forskning

·         Fatigue life estimation of existing steel structures under time-dependent structural degradation.

·         Development of full range fatigue curve for corroded structural detail.

·         Fatigue life estimation of offshore steel jackets considering the loading sequence effect.

·         Fracture - fatigue interaction effect of steel structures under accidental limit state.

·         Effect of ultra-low cycle fatigue damage on DOP structures

·         Verification of code given stress concentration factors of tubular joints

·         Vibration measurement based health monitoring of offshore jacket structures

·         Grain-scale plasticity based multiaxial fatigue model for tubular joints.

Arbeidserfaring

Vitenskapelige publikasjoner (fra CRISTin)

  • Karunananda, P.A.K; Ohga, M.; Dissanayake, P.B. Ranjith; Siriwardane, S.A.Sudath C. (2011). Fatigue life estimation of steel bridges under service and extreme loadings.
  • Vestli, Herman; Lemu, Hirpa G.; Svendsen, Bjørn T.; Gabrielsen, Ole; Siriwardane, S.A. Sudath C. (2017). Case Studies on Structural Health Monitoring of Offshore Bottom-fixed Steel Structures. ISOPE; 2017-06-25 - 2017-06-30.
  • Adasooriya, Mudiyan Nirosha Damayanthi; Siriwardane, S.A. Sudath C. (2015). Remaining Fatigue Life Estimation of Railway Bridge Members Subjected to Time-dependent Corrosion. 2015-09-23 - 2015-09-25.
  • Kajolli, Redion; Siriwardane, S.A. Sudath C.; Gudmestad, Ove Tobias (2015). Application of new damage indicator-based sequential law to estimate fatigue life of offshore jacket structures. 2015-05-25 - 2015-05-27.
  • Kvalvåg, Renate; Christerssion, Andreas; Siriwardane, S.A. Sudath C. (2015). Testing for Load Capacity of Pad Eyes used in Offshore Lifting Operations. 2015-09-23 - 2015-09-25.
  • Maheswaran, Jeron; Siriwardane, S.A. Sudath C. (2015). Stress Concentration Factors of Tubular Joints in Offshore Jacket Structure: A comparative study. 2015-09-23 - 2015-09-25.
  • Samarakoon, Samindi; Ratnayake, R.M. Chandima; Siriwardane, S.A.Sudath C (2013). Structural Integrity Control of Ageing Offshore Structures: Repairing and Strengthening with Grouted Connections. ASME; 2013-06-09 - 2013-06-14.
  • Siriwardane, S.A.Sudath C; Ratnayake, R.M. Chandima (2012). A Damage Model to Estimate Fatigue Life of Steel Connections. Norsk Stålforbund (Norwegian Steel Association) and NTNU; 2012-09-05 - 2012-09-07.
  • Karunananda, P.A.K; Ohga, M.; Dissanayake, P.B. Ranjith; Siriwardane, S.A.Sudath C. (2011). Fatigue life estimation of steel bridges under service and extreme loadings.
  • Mitao, Ohga; Kamal, Karunananda; Seiji, Furukawa; Ranjith, Dissanayake; Siriwardane, S.A.Sudath C. (2011). Maintenance Strategy for Bridges using Reliability Concept and Analytical Hierarchy Process. University of Melbourne, Australia &University of Peradeniya; 2011-12-15 - 2011-12-17.
  • Siriwardane, S.A.Sudath C.; Dissanayake, P.B. Ranjith (2011). A Multiaxial Fatigue Model for Steel Joints. University of Melbourne, University of Peradeniya; 2011-12-15 - 2011-12-17.