Profile
Qualifications
Positions Held
Other Activities
Awards Honours and Fellowships
Refereed International Publications
Refereed National Publications
Monographs And Books |
Reviewed Publications
Major Lectures & General Articles
Software Developed
Research Grants
Major Seminars,Short Courses Conducted
Consultancy Assignments
Publications On Education
Non-Technical) Voluntary Service
|
|
Profile |
Professor, Building & Structural Engineering
Division, Department of Civil Engineering, University of Moratuwa,
Moratuwa
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|
Qualifications |
BSc(Eng)(Hons.) |
University of Sri Lanka, 1980. |
PhD |
University of London, 1986. |
DIC |
Imperial College of Science & Technology, London, 1986. |
CEng, MIE(SL) |
Corporate Membership of the Institution of Engineers, Sri
Lanka, 1991. |
CEng, MIStructE |
Corporate Membership of the Institution of Structural Engineers,
U.K., 1994. |
FIE(SL) |
Fellowship of the Institution of Engineers, Sri Lanka, 1998. |
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|
Positions Held |
-
December 1998 to date - Professor of Civil Engineering,
attached to the Division of Building & Structural Engineering,
Department of Civil Engineering, University of Moratuwa, Moratuwa,
Sri Lanka. (See below for description of work). August 1999 to
August 2000 and May 2001 to August 2006: Head, Division of Building
and Structural Engineering.
-
August 2000 to April 2001 - Visiting Research
Fellow at the Institute for Complex Engineered Systems, Carnegie
Mellon University, Pittsburgh, U.S.A. (Research Areas -
Philosophy of Engineering and Engineering Design)
-
June 1995 to December 1998 - Associate Professor
of Civil Engineering, attached to the Division of Building &
Structural Engineering, Department of Civil Engineering, University
of Moratuwa, Moratuwa, Sri Lanka. (See below for description of
work).
-
June 1986 to June 1995 Senior Lecturer in Civil
Engineering (Grade II from 1986-1992 and Grade I from 1992 to
1995), attached to the Division of Building & Structural Engineering,
Department of Civil Engineering, University of Moratuwa, Moratuwa,
Sri Lanka.
-
Work (from June 1986 to date) has included.
- Teaching undergraduate and postgraduate courses
in Structural Engineering, i.e. (i) Design of Concrete Structures
(undergraduate), (ii) Structural Mechanics (undergraduate),
(iii) Concrete Materials and Reinforced Concrete (postgraduate)
and (iv) Design Methodology (postgraduate).
- Teaching undergraduate and postgraduate courses
in aspects of Artificial Intelligence, i.e. (i) Artificial Neural
Networks and Genetic Algorithms (undergraduate), (ii) Artificial
Intelligence for Industry (postgraduate).
- Teaching postgraduate course in Infrastructure & Society
on MBA program
- Securing research grants and supervising research students.
Consultancy in Materials testing, Structural investigations
and Structural design, including co ordination of consultancy
services offered by the Building and Structural Engineering
Division.
- Research in (i) Concrete Structures & Technology, (ii)
Application of Artificial Intelligence Techniques in Civil Engineering
and (iii) Philosophy of Engineering.
- October 1992 to July 1993 Visiting Research Fellow in the Department
of Civil Engineering, University of Bristol, Bristol, U.K. (General
Research Area Civil Engineering Systems; Specific Research Areas
Conceptual modelling, Philosophy of Engineering)
- October 1982 to May 1986 Research Scholar at Imperial College
of Science and Technology, University of London, while on study
leave from the University of Moratuwa. (General research area Concrete
Structures; Specific research topic Thermal Creep of Hardened Cement
Paste.)
- April 1981 to September 1982 Asst. Lecturer in Civil Engineering,
University of Moratuwa, Sri Lanka. (Work included teaching undergraduate
courses in Structural Engineering and Consultancy in Materials testing
and Structural design.)
- July 1978 to April, 1979 Engineering Trainee with Department of
Buildings, Sri Lanka, attached to a multistorey building construction
site.
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Other Activities |
Administrative Positions at University of Moratuwa
- Student Counsellor, 1986-1992.
- Chairman, Engineering Research Unit (ERU), Faculty of Engineering,
1997-2004; Convenor, ERU, 1990-92; and member 1994-2004.
- Chairman, University-Industry Interaction Cell, Faculty of Engineering,
since 2001.
- Co-ordinator, ERU Inter-disciplinary discussion group on Artificial
Intelligence, 1998-2000.
- Member, Senate Research Committee, 1998-2004 and from 2006.
- Member, Academic Committee, Faculty of Engineering, University
of Moratuwa, 1990-92.
- Member, University Senate, since 2000.
- Member, University of Moratuwa cricket team, 1987-91.
- Senior Treasurer of Student Christian Fellowship, 1986-2005.
- President of the University of Moratuwa Teachers' Association
(UMTA) in 1995/96; Secretary in 1990/91; Member, Executive Committee
1989-92.
- Social Secretary of the Moratuwa University Staff Club, 1990/91.
- Chairman, Engineering faculty sub-committee on the NDT Programme,
October 1993 to April 1994.
- Task Force Leader and Co-ordinator for Quality Enhancement Fund
Grant Application and Implementation (Rs 68 million over 4 years),
World Bank Project on Improving Relevance & Quality of Undergraduate
Education (IRQUE), 2004 to date.
Professional Roles outside University of Moratuwa
- Editor of Modulus, the newsletter of the Society of Structural
Engineers Sri Lanka, 1990/91, 1997 to 1998 and 2005; Committee
member of the Society, 1990 to 1992, 1995 to 2000 and 2005.
- Member, University Grants Commission Task Force on Engineering
Regional Colleges, 1990/91.
- Member, Council of the Institution of Engineers, Sri Lanka,
1991/92.
- Member, Sectoral Committee on Cement and Cement based Products,
Sri Lanka Standards Institution, 1991-95.
- Visiting Lecturer, University of Colombo for course on Philosophy
of Science, 1997.
- Member, Research Committee, National Building Research Organisation,
1998 to 2000.
- Sri Lanka Representative, Institution of Structural Engineers,
U.K., since 1998.
- Member, International Committee for (Asian) Concrete Model
Code, 1999-2001.
- Member, Conference Editorial Board, 5th, 6th, 7th, 8th Int.
Conf. on the Application of Artificial Intelligence to Civil
and Structural Engineering (Oxford 1999, Vienna 2001, Netherlands
2003, Rome 2005).
- Council Member, Sri Lanka Association for Artificial Intelligence
as Chairman, Research Committee, 2002/03.
- Member, Joint Working Commission for Disaster Reduction on
the Coasts of the Indian Ocean, since 2005
- Member, National Research Council (appointed by President),
2005 to date.
- Chairman, Advisory Committee on Development/Enforcement of
Guidelines for Construction in Disaster Prone Areas, Disaster
Management Centre, Sri Lanka, since 2006
- Member, NASTEC Study Group on improving working conditions
of scientists
- Chairman, NASTEC Study Group to Formulate a Mechanism to Evaluate
Technology, 2005
- Member, Editorial Board of Civil Engineering and Environmental
Systems, 2005 to date
- Referee for
(i) Engineer, the Journal of the Institution of Engineeers,
Sri Lanka.
(ii) Journal of the National Science Council, Sri Lanka.
(iii) Engineering, Construction and Architectural Management.
(iv) Asia Pacific Building and Construction Management Journal.
(v) American Concrete Institute Journal
(vi) Civil Engineering and Environmental Systems
.
International Consultancy Asignments
- Report on Capacity generation of the Ministry
of Construction & Public Works to assess structural safety of
government buildings and other important infrastructure in the Republic
of Maldives, October 2001.
- Development of an Inorganic Polymer Concrete Material for Walling
Units, for Strongwall International Ltd, Australia, April 2003 to
September 2003.
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Awards Honours and Fellowships |
- UNESCO Team Gold Medal for the best results
in the B.Sc. Engineering Final Examination at the University
of Moratuwa, 1978/79.
- Commonwealth Scholarship to pursue doctoral studies at Imperial
College, University of London, 1982 1985.
- S.D. & C.C. Award for the best paper by an Associate
Member under 35 years of age in the Engineer Journal of the
Institution of Engineers, Sri Lanka, 1989/90. (Title Changes
in the design of reinforced concrete structures introduced
by BS 8110: 1985.)
- S.D. & C.C. Award for the best paper by an Associate
Member under 35 years of age in the Engineer Journal of the
Institution of Engineers, Sri Lanka, 1990/91. (Jointly with
Dr. Mrs. M.T.P. Hettiarachchi; Title A cost comparison of
some ground reservoir forms.)
- Commonwealth Fellowship to pursue post doctoral research
at University of Bristol, U.K., 1992/93.
- NARESA merit award for scientific research, 1993. (Jointly
with Dr. S.S.L. Hettiarachchi; Project - Investigations on
coastal structures armoured with natural rock and concrete
armour units).
- Award for the best article published in Modulus, the newsletter
of the Society of Structural Engineers, Sri Lanka, 1994 (Title
- Structural ductility and controlled progressive collapse).
- Award for the best answer given to a question raised in
Modulus, the newsletter of the Society of Structural Engineers,
Sri Lanka, 1995 (Subject - Foreign Codes of Practice).
- Third Prize for Institution of Engineers, Sri Lanka competition
for paper on Water Related Infrastructure sponsored by St.
Anthony's Industries Group, 1996 (Title - Design and performance
of 11350 cu.m. rectangular Jubilee Reservoir in Sri Lanka).
- First Prize for Institution of Engineers, Sri Lanka competition
for paper on Water Resources/ Water Management sponsored by
International Irrigation Management Institute, 1998 (Title
-The analysis of proposed change and stakeholder response
- a case study).
- Sri Lanka Association for the Advancement of Science (SLAAS)
General Research Committee award, 1998 (Research area - Factors
affecting Sorptivity of Concrete).
- Fulbright Senior Scholar Award to pursue postdoctoral research
at Carnegie Mellon University, Pittsburgh, U.S.A., 2000/01.
- Outstanding Research Performance Award (15 year duration),
University of Moratuwa, Sri Lanka, 1999.
- Outstanding Research Performance Award (3 year duration),
University of Moratuwa, Sri Lanka, 1999, 2000, 2001, 2002,
2003, 2004.
- President’s Research Award, 2000 (for publications
in Science Citation Index journals; “cumulative index”
=2.0); (Note cumulative index from 1997-2003 is 7.67)
- NSF merit award for scientific research, 2001. (Jointly
with G.N. Kodagoda; Project - The feasibility of using
product models for representing building information).
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|
|
Refereed International Publications |
01. |
Khoury, G.A., DIAS, W.P.S.
and Sullivan, P.J.E. Deformation of concrete and cement paste
loaded at constant temperatures from 140 C to 724 C. Materials
and Structures: Research and Testing, Vol.19, No.110, 1986.
pp.97 104. |
02. |
DIAS, W.P.S., Khoury, G.A.
and Sullivan, P.J.E. Basic creep of unsealed hardened cement
paste at temperatures between 20 C and 725 C. Magazine of
Concrete Research, Vol.39, No.139, 1987. pp.93 101. |
03. |
DIAS, W.P.S., Khoury, G.A.
and Sullivan, P.J.E. An activation energy approach for the
temperature dependence of basic creep of hardened cement paste.
Magazine of Concrete Research, Vol.39, No.140, 1987. pp.141
147. |
04. |
DIAS, W.P.S., Khoury,
G.A. and Sullivan, P.J.E. Mechanical properties of hardened
cement paste exposed to temperatures up to 700 C (1292 F).
American Concrete Institute Materials Journal, Vol. 87, No.
2, March April 1990. pp.160 166. |
05. |
DIAS, W.P.S., Khoury, G.A.
and Sullivan, P.J.E. Shrinkage of hardened cement paste at
temperatures up to 670 C (1238 F). American Concrete Institute
Materials Journal, Vol. 87, No. 3, May June 1990. pp.204 209. |
06. |
DIAS, W.P.S., Khoury, G.A.
and Sullivan, P.J.E. The thermal and structural effects of
elevated temperatures on the basic creep of hardened cement
paste. Materials and Structures: Research and Testing, Vol.
23, 1990. pp. 418 425. |
07. |
DIAS, W.P.S. A circular organizational
structure for project teams. ASCE Journal of Management in
Engineering, Vol. 16, No. 4, October 1990. pp. 471 478. |
08. |
DIAS, W.P.S. and Hettiarachchi,
M.T.P. A cost comparison of some elevated tank forms. Indian
Concrete Journal, Vol. 66, January 1992. pp. 43 51. |
09. |
DIAS, W.P.S. Some properties
of hardened cement paste and reinforcing bars upon cooling
from elevated temperatures. Fire and Materials, Vol.16, No.1,
January March 1992. pp. 29 35. |
10. |
DIAS, W.P.S. CONFAULT An expert
system for fault diagnosis in reinforced concrete structures.
Civil Engineering Systems, Vol. 9, 1992. pp. 147 160. |
11. |
DIAS, W.P.S. Durability indicators
of OPC concretes subject to wick action. Magazine of Concrete
Research, Vol. 45, No. 165, December 1993. pp.263-274. |
12. |
DIAS, W.P.S. Structural failures and design philosophy. The
Structural Engineer, Vol. 72, No. 2, Jan 18, 1994. pp.25-29. |
13. |
DIAS, W.P.S., Jayanandana, A.D.C., Fonseka, M.C.M. and Perera,
A.A.D.A.J. Distress in prestressed concrete roof girders at
cement plant. ASCE Journal of Performance of Constructed Facilities,
Vol. 8, No. 1, February 1994. pp. 6-15. |
14. |
DIAS, W.P.S. Impact testing of hollow block armour units.
Concrete International, Vol. 16, No. 6, June 1994, pp. 48-54. |
15. |
DIAS, W.P.S. and Blockley, D.I. The integration of product
and process models for design, Design Studies, Vol. 15, No.
4, October 1994, pp. 417-432. |
16. |
DIAS, W.P.S. and Blockley, D.I. Reflective Practice
in Engineering Design, ICE Proceedings on Civil Engineering,
Vol. 108, Issue 4, November 1995, pp. 160-168. |
17. |
DIAS, W.P.S. Multi-disciplinary product modelling
of buildings, ASCE Journal of Computing in Civil Engineering,
Vol. 10, No. 1, January 1996, pp. 78-86. |
18. |
DIAS, W.P.S. and Weerasinghe, R.L.D. Artificial neural networks
for construction bid decisions. Civil Engineering Systems, Vol.
13, 1996, pp. 239-253. |
19. |
DIAS, W.P.S. Influence of curing method and duration on sorptivity
of concrete and mortar, Paper SP170-55, in Durability of Concrete
(ed. V.M. Malhotra), American Concrete Institute, Michigan,
1997, pp. 1073-1095. |
20. |
DIAS, W.P.S. Sensitivity and Substitutability in Concrete
Construction, Asia Pacific Building and Construction Management
Journal, Vol. 2, No. 2, 1997. |
21. |
DIAS, W.P.S. The analysis of proposed change and stakeholder
response - a case study. Civil & Environmental Engineering
Systems, Vol. 17, 2000, pp. 1-17. |
22. |
DIAS, W.P.S. Reduction of concrete sorptivity with
age through carbonation, Cement & Concrete Research, Vol.
30, 2000, pp. 1255-1261. |
23. |
DIAS, W.P.S. and Pooliyadda, S.P. Neural networks
for predicting properties of concretes with admixtures, Journal
of Construction and Building Materials, Vol. 15, No. 7, 2001,
pp. 371-379. |
24. |
Kulasuriya, C., DIAS, W.P.S. and Hettiarachchi, M.T.P. The
aesthetics of proportion in structural form, The Structural
Engineer, Vol. 80, No. 14, 2002, pp. 22-27. |
25. |
DIAS, W.P.S. and Jayanandana, A.D.C. Condition assessment
of a deteriorated cement works, ASCE Journal of Performance
of Constructed Facilities, Vol. 17, No. 4, 2003, pp. 188-195. |
26. |
DIAS, W.P.S. Reflective Practice, Artificial Intelligence
and Engineering Design: Common trends and inter-relationships,
Artificial Intelligence in Engineering Design, Analysis and
Manufacture (AIEDAM), Vol. 16, 2002, pp. 261-271. |
27. |
DIAS, W.P.S. and Ekanayake, E.S. Engineering and society -
the power of analogy, ICE Proceedings on Civil Engineering,
ICE Proceedings on Civil Engineering, Vol. 150, No. 3, August
2002, pp. 134-139. |
28. |
DIAS, W.P.S., Subrahmanian, E. and Monarch, I.A. Dimensions
of order in engineering design organizations, Design Studies,
Vol. 24, 2002, pp. 357-373. |
29. |
DIAS, W.P.S. Nanayakkara, S.M.A. and Ekneligoda, T.C. Performance
of concrete mixes with OPC-PFA blends, Magazine of Concrete
Research, Vol. 55, No. 2, April 2003, pp. 161-170. |
30. |
DIAS, W.P.S. Heidegger’s relevance for engineering:
Questioning technology, Science and Engineering Ethics, Vol.
9, No. 3, 2003, pp. 389-396. |
31. |
DIAS, W.P.S. Influence of mix and environment on plastic shrinkage
cracking, Magazine of Concrete Research, Vol. 55, No. 4, August
2003, pp. 385-394. |
32. |
DIAS, W.P.S. and Pooliyadda, S.P. Quality based energy contents
and carbon coefficients for building materials: A systems approach,
Energy, Vol. 29, No.4, 2004, pp. 561-580. |
33. |
DIAS, W.P.S. Influence of drying on concrete sorptivity, Magazine
of Concrete Research, Vol. 56, No. 9, November 2004, pp. 537-543. |
34. |
DIAS, P., Dissanayake, R. and Chandratilake, R. Lessons learned
from tsunami damage in Sri Lanka, ICE Proceedings on Civil Engineering,
Vol. 159, No. 2, May 2006, pp. 74-81. |
35. |
DIAS, W.P.S. and Mallikarachchi. H.M.Y.C. Tsunami -
planning and design for disaster mitigation, The Structural
Engineer, Vol. 84, 6 June 2006, pp. 25-29 (invited paper). |
36. |
DIAS, W.P.S. Heidegger’s resonance with engineering:
The primacy of practice, Science and Engineering Ethics, Vol.
12, No. 3, 2006, pp. 523-532. |
37. |
Khazai, B., Franco, G., Ingram, J.C., Del Rio, C.R., DIAS,
P., Dissanayake, R., Chandratilake, R. and Kanna, S.J. Post
- December 2004 tsunami in Sri Lanka and its potential impacts
on future vulnerability, Earthquake Spectra, Vol. 22, No. S3,
June 2006, pages S829-S824. |
38. |
DIAS, W.P.S. Engineering as cyclic problem solving -
Some insights from Karl Popper, The Structural Engineer, scheduled
for publication, December 2006. |
39. |
DIAS, W.P.S. Philosophical grounding and computational formalization
for practice based engineering knowledge, Knowledge Based Systems,
accepted for publication. |
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Refereed National Publications |
01. |
DIAS, W.P.S., Rayen, J.S.,
Senthilkumar, B., Premawardhana, C.S. and Thillainathan, S.
Cement mortar roofing sheets reinforced with coir fibre. Engineer,
Sri Lanka, December, 1986. pp.34 49. |
02. |
DIAS, W.P.S. and Sivasubramaniyam, S. Assessment
of floor slabs in the Bandaranaike Wing of the Colombo General
Hospital. Engineer, Sri Lanka, September 1989. pp. 27 36. |
03. |
DIAS, W.P.S. Changes in the
design of reinforced concrete structures introduced by BS
8110: 1985. Engineer, Sri Lanka, June 1990. pp. 51 63. |
04. |
DIAS, W.P.S. and Hettiarachchi, M.T.P. A cost
comparison of some ground reservoir forms. Engineer, Sri Lanka,
December 1990. pp. 53 60. |
05. |
DIAS, W.P.S. Correlation of
non destructive test results with concrete strength. Engineer,
Sri Lanka, March 1991. pp. 3 13. |
06. |
DIAS, W.P.S., Mansur, U.,
Makewita, M.A.S.M. and Perera, J.A.A.K. A preliminary investigation
into the safety factors and live loads for office and domestic
buildings in Sri Lanka. Engineer, Sri Lanka, June 1991. pp.
19 31. |
07. |
DIAS, W.P.S. Specifying for
concrete durability: Part I A critical review. Engineer, Sri
Lanka, December 1991. pp. 51 63. |
08. |
DIAS, W.P.S. Specifying for
concrete durability: Part II The Sri Lankan context. Engineer,
Sri Lanka, 1992. pp. 4 24. |
09. |
DIAS, W.P.S. Concrete in the
marine environment a review with emphasis on tropical coastal
applications. Journal of the National Science Council, Sri
Lanka, Vol. 21, No.1, 1993. pp.27-47. |
10. |
DIAS, W.P.S. and Danthanarayana,
B.N. Development of a computerised estimating system for Sri
Lankan building contractors (BUILDEST). Engineer, Sri Lanka,
June 1993. pp.35-43. |
11. |
DIAS, W.P.S. Product modelling
of buildings. Trans. Inst. of Engineers, Sri Lanka, 1993.
pp. 134-151. |
12. |
DIAS, W.P.S. and Nimal Priyantha, D.G. Performance of right
angled reinforced concrete corner joints subject to opening
moments. Engineer, Sri Lanka, December 1993. pp. 3-14. |
13. |
DIAS, W.P.S. Influence of mix constituents and workmanship
factors on concrete strength and durability. Engineer, Sri Lanka,
June 1994, pp. 3-18. |
14. |
DIAS, W.P.S. Structural appraisal of reinforced concrete buildings
from in-situ material properties - some issues and insights.
Transactions, Inst. of Engineers, Sri Lanka, 1994. pp. 129-145. |
15. |
DIAS, W.P.S. and Weerasinghe, R.L.D. Bidding behaviour of
Sri Lankan contractors. Engineer, Sri Lanka, December 1995,
pp. 5-17. |
16. |
DIAS, W.P.S. and Hettiarachchi, S.S.L. An object oriented
systems approach for modelling estuarial and costal sand budgets,
Engineer, Sri Lanka, June 1996, pp. 19-29. |
17. |
DIAS, W.P.S. and Al-Kabbani, I. Design and performance of
11350 cu.m. rectangular jubilee reservoir in Sri Lanka, Engineer,
Sri Lanka, June 1997, pp.74-81. |
18. |
DIAS, W.P.S. An example of data transformation for backpropagation
neural networks, Engineer, Sri Lanka, September 2000, pp. 33-38. |
19. |
Kulasuriya, C., DIAS, W.P.S. and Hettiarachchi, M.T.P. Development
and evaluation of the aesthetics of structural form, Research
for Industry, Engineering Research Unit, University of Moratuwa,
2000, pp. 63-79. |
20. |
Pooliyadda, S.P. and DIAS, W.P.S. The significance of embedded
energy for buildings in a tropical country, Engineer, Sri Lanka,
September 2001, pp. 25-35. (Also in The Structural Engineer,
Vol. 83, No. 11, pp. 34-36, 7 Jun 2005 and International Conference
on Global Construction: Ultimate Concrete Opportunities, Dundee,
Scotland, July 2005) |
21. |
Kodagoda, G.N. and DIAS, W.P.S. An interacting multidisciplinary
building product model, Engineer, Sri Lanka, September 2001,
pp. 36-44. |
22. |
DIAS, W.P.S. Some properties of plasticised mortars used as
plasters, Engineer, Vol. 36, No. 2, April 2003, pp. 20-25. |
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Monographs And Books (published
ones in bold face) |
01. |
DIAS, W.P.S. Time dependent
deformations of hardened cement paste from 20 C to 725 C.
PhD. thesis, University of London, 1986. 398 pp. |
02. |
DIAS, W.P.S. et al. Studies
on design of ground reservoirs and elevated tanks, Dept. of
Civil Engineering, University of Moratuwa, Sri Lanka, April
1989. 223 pp. |
03. |
Hettiarachchi, S.S.L. and
DIAS, W.P.S. Investigations on the performance of coastal
structures armoured with natural rock and concrete armour
units, Dept. of Civil Engineering, University of Moratuwa,
Sri Lanka, December 1992. |
04. |
DIAS, W.P.S. Reinforced Concrete
Design (5 chapters) in DIAS, W.P.S. and Hettiarachchi, M.T.P.
Structural Design, CEU 4306, Level 6, Block 1-A, Open University,
1992. |
05. |
DIAS, W.P.S. Graded examples
in reinforced concrete design, Society of Structural Engineers
- Sri Lanka, Colombo, 1995. |
06. |
Karunaratne, S. and
DIAS, W.P.S. (eds.) University of Moratuwa: History: 1972-1997,
University of Moratuwa, 1997. |
07. |
DIAS, W.P.S. Graded
examples in reinforced concrete design, Second edition, Asian
Center for Engineering Computations and Software, AIT, Bangkok,
1998. |
08. |
DIAS, W.P.S., Perera, A.A.D.A.J.,
Nanayakkara, S.M.A., Sahayan, S.J.M. and Sathyaprasad, I.M.S.
Interim Sand Study (Alternatives for River Sand), Dept. of
Civil Engineering, University of Moratuwa, September 1999. |
09. |
DIAS, W.P.S. and Kodagoda,
G.N. Product models for building information, Research Report
submitted to NSF, Sri Lanka, December 1999. |
10. |
DIAS, W.P.S., Nanayakkara,
S.M.A., Ekneligoda, T.C., De Silva, W.S.A. and Fernando, H.B.S.
Properties of PFA blended cement in concrete, submitted to
Puttalam Cement Company Limited, January 2000. |
11. |
DIAS, W.P.S., Nanayakkara,
S.M.A., Seneviratne, G.A.P.S.N. and Nanthanan, T. Properties
of concrete and plaster made using offshore sand, manufactured
sand and quarry dust, submitted to Coastal Resources Management
Project, Sri Lanka, September 2002. |
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Reviewed Publications |
01. |
DIAS, W.P.S., Khoury, G.A
and Sullivan, P.J.E. Upper and lower bounds for the elevated
temperature creep of hardened cement paste. Paper H 2/10,
9th Int. Conf. on Structural Mechanics in Reactor Technology,
Lausanne, Switzerland, August 1987. |
02. |
DIAS, W.P.S. and Niles, D.R.
An educational software package in Structural Engineering.
Proceedings, 8th National Computer Conference, Colombo, Sri
Lanka, January 1988. |
03. |
DIAS, W.P.S. Condemnation
of a partially completed grandstand structure. Proc. Int.
Conf. on Case Histories in Structural Failures, Singapore,
March 1989. |
04. |
DIAS, W.P.S. Mix design considerations
for unreinforced concrete armour units in a tropical developing
country. Proc. 3rd Int. Conf. on Coastal and Port Engineering
in Developing Countries (COPEDEC III), Mombasa, Kenya, September
1991. pp.638 648. |
05. |
DIAS, W.P.S. A survey of some
Sri Lankan batching plant records. Int. Conf. on The Concrete
Future, Kuala Lumpur, Malaysia, February 1992. pp. 33 40. |
06. |
DIAS, W.P.S. Structural ductility
and controlled progressive collapse. Modulus, Vol. 5, No.
2, Society of Structural Engineers, Sri Lanka, June 1994. |
07. |
DIAS, W.P.S. Discussion on
"Influence of surface finish on sorptivity of concrete
by W.J. McCarter". ASCE Journal of Civil Engineering
Materials, Vol. 6, No. 2, May 1994. |
08. |
DIAS, W.P.S. and Blockley,
D.I. Discussion on "Galileo's confirmation of a false
hypothesis: a paradigm of logical error in design by Henry
Petroski". Civil Engineering Systems, Vol. 11, pp. 75-77,
1994. |
09. |
DIAS, W.P.S. Sorptivity testing
for assessing concrete quality. Proc. Int. Conf. on Concrete
under Severe Exposure Conditions (CONSEC'95), Sapporo, Japan,
E.& F.N. Spon, London, August 1995, pp. 433-442. |
10. |
DIAS, W.P.S. and Hettiarachchi,
S.S.L. A systems approach for modelling the sediment budget
in coastal erosion. Proc. 4th Int. Conf. on Coastal and Port
Engineering in Developing Countries (COPEDEC IV), Rio de Janeiro,
September 1995, pp. 552-565. |
11. |
DIAS, W.P.S. Design from breakdowns:
The integration of design and diagnosis, in Information Technology
in Civil and Structural Engineering Design (eds. B. Kumar,
I.A. MacLeod and A. Retik), Inverleith Spottiswoode, Edinburgh,
1996, pp. 77-80. |
12. |
DIAS, W.P.S. and Bamunusinghe, A. Energy and environmental
audit of building materials. Open University Review of Engineering
Technology, Vol. 3, No. 1, Part 1, March 1997, pp. 94-101. |
13. |
DIAS, W.P.S. Discussion on "Engineering on the right
by D.M. Brohn", Structural Engineer, Vol. 75, No. 9, 6
May 1997, pp. 159-160. |
14. |
DIAS, W.P.S. Assessment of structures in distress. Seminar
on Concrete Repair, Strengthening, Fire & Blastproofing,
Society of Structural Engineers, Colombo, July 1998. |
15. |
DIAS, W.P.S. Effect of data transformation on artificial neural
networks. Proceedings, Sri Lanka Association for the Advancement
of Science, 1998 (Abstract only). |
16. |
DIAS, W.P.S. Computational implementations of hierarchical
structures in building design and structural engineering. Proceedings,
Sri Lanka Association for the Advancement of Science, 1998 (Abstract
only). |
17. |
DIAS, W.P.S. Concrete technology in Sri Lanka. Seminar on
Special Application Cements, Society of Structural Engineers,
Colombo, January 1999. |
18. |
DIAS, W.P.S. The use of concrete design codes across national
boundaries, IABSE Colloquium Report on “Concrete Model
Code for Asia”, Vol. 80, Phuket, Thailand, 1999, pp. 54-59
|
19. |
DIAS, W.P.S. and Ekanayake, E.S. A structural engineering
analogy for the vulnerability of communities, Proceedings, Sri
Lanka Association for the Advancement of Science, 1999 (abstract
only). |
20. |
DIAS, W.P.S., Pooliyadda, S.P. and Kodagoda, G.N. Energy database
for building materials, Proceedings, Sri Lanka Association for
the Advancement of Science, 1999 (abstract only). |
21. |
DIAS, W.P.S., Nanayakkara, S.M.A., Ekneligoda, T.C., De Silva,
W.S.A. and Fernando, H.B.S. Properties of PFA blended cement
in concrete, International Symposium on Asian Concrete Model
Code, Colombo, Sri Lanka, March 2000, pp. 54-73. |
22. |
DIAS, W.P.S. Practice based knowledge: from craftsman to engineer,
Proceedings, Sri Lanka Association for the Advancement of Science,
2001 (abstract only). |
23. |
DIAS, W.P.S. Discussion on “Mechanical Properties of
old concrete using destructive and ultrasonic non-destructive
testing methods by I.N. Prassianakis & P.Giokas”,
Magazine of Concrete Research, Vol. 56, No. 5, pp. 311-312,
June 2004. |
24. |
Chandratilake, S.R. and DIAS, W.P.S. Identifying vulnerability
to blast loading using grounded theory, Engineering Research
Unit Symposium on Research for Industry, August 2004. |
25. |
DIAS, W.P.S. Discussion of “Do ethics matter? by D.
Blockley”, The Structural Engineer, Vol. 83, No. 14, p.
38, 19 Jul 2005. |
26. |
DIAS, W.P.S. and S.R. Chandratilake, Assessing vulnerability
of buildings to blast using interval probability theory, 8th
Int. Conf. on the Application of Artificial Intelligence to
Civil, Structural and Environmental Engineering, Rome, 30 Aug
to 2 Sep, 2005. |
27. |
DIAS, W.P.S. and Padukka, U.A. AI techniques for preliminary
design decisions on column spacing and sizing, 8th Int. Conf.
on the Application of Artificial Intelligence to Civil, Structural
and Environmental Engineering, Rome, 30 Aug to 2 Sep, 2005. |
28. |
DIAS, P., Fernando, L., Wathurapatha, S. and De Silva, Y.
Structural resistance against sliding, overturning and scouring
caused by tsunamis, Int Conf on Disaster Reduction on Coasts,
Melbourne, November 2005. |
29. |
I.N. Jayatilake, W.P.S. DIAS, M.T.R. Jayasinghe and D.P. Thambiratnam,
Influence of Setbacks on the Performance of High-Rise Buildings
under Blast Loadings, 2nd International Conference on Design
and Analysis of Protective Structures, Singapore, November 2006. |
Back to top |
Major Lectures & General Articles |
01. |
University based engineering
research and local industry. Seminar on "Utilisation
of Engineering Concepts and Research in Local Industry",
Institution of Engineers, Sri Lanka, October 1993. |
02. |
Marrying research and industry
- a vital task, Ceylon Daily News, Thursday 13 and Friday
14 January, 1994. |
03. |
Failures are the Pillars of
Success - Structural failures and design philosophy. Public
Lecture arranged by British Scholars association, May 1994.
|
04. |
The Construction Industry
and Biodiversity, Workshop for Professionals in the Construction
Industry, Biodiversity Skills Enhancement Project, Trans Asia
Hotel, October 1996. |
05. |
Are Engineers Scientists?
Ceylon Daily News Supplement for University of Moratuwa Silver
Jubilee, February 14, 1997. |
06. |
Environmentally sensitive
Design and Construction - Question Time, Society of Structural
Engineers, April 1997. |
07. |
Concrete Technology in Sri
Lanka - some Issues and Problems. Seminar on "Concrete
Technology - Present and Future", Institute for Construction
Training & Development, November 1997. |
08. |
The partial myth of
scientific objectivity. The Island, 16 June 1998. |
09. |
Design of Buildings against
Bomb Blast, Industrial Security Foundation, November 1999. |
10. |
Non destructive testing of
concrete in Sri Lanka, Society of Structural Engineers Symposium,
Kandy, November 1999. |
11. |
Constructing a Philosophy
of Engineering - lecture delivered at (i) Williams College,
Williamstown, MA (October 2000), (ii) Institute for Complex
Engineered Systems, Carnegie Mellon University, Pittsburgh,
PA (March 2001), (iii) Centre for Philosophy of Science, University
of Pittsburgh, PA (April 2001), (iv) Civil Engineering Seminar,
Johns Hopkins University, Baltimore, MD (May 2001), (v) School
of Civil Engineering, Nanyang Technological University, Singapore
(June 2004), (vi) Department of Civil Engineering, National
University of Singapore (July 2004), (vii) Faculty of Engineering,
University of Cambridge (June 2006). |
12. |
Promoting Science and Technology in Sri Lanka, The Island,
3 January 2003. |
13. |
Sustainable Construction of Buildings at Risk from
Natural Disasters in the Post-Tsunami Period, Queensland University
of Technology, 22 November 2005, Brisbane, Australia |
14. |
Tsunami-Sustainable Construction of Buildings at Risk
from Natural Disasters, Institution of Structural Engineers,
Queensland Division & The Structural Branch, Engineers Australia,
Queensland Division, 22 November 2005, Brisbane, Australia |
15. |
Tsunami - planning and design for disaster mitigation,
The Institution of Structural Engineers Headquarters, London,
U.K. 22 June 2006. |
16. |
New Material for Concrete, Sessional Keynote Address,
International Conference on New Technologies for the 21st Century,
Institution of Engineers, Sri Lanka, October 2006 |
Back to top |
Software Developed |
01. |
DIAS, W.P.S. and Niles, D.R.
CANTDEF - An educational software package for Cantilever
Deflections, for teaching at the University of Moratuwa, 1988. |
02. |
DIAS, W.P.S. and Danthanarayana,
B.N. BUILDEST - A computerised estimating system for Sri Lankan
building contractors, for Institute of Construction Training
& Development, 1993. |
03. |
DIAS, W.P.S. CUSARC - Cumulative Sum Analysis
for Ready-Mixed Concrete, for Sanken Lanka Ltd., December 1997. |
04. |
Kodagoda, G.N. and DIAS, W.P.S.
PROMOD - A product model for architectural and structural
aspects of a building, written in Delphi, December 1999. |
Back to top |
Research Grants |
01. |
Studies on design of ground
reservoirs and elevated tanks. Contract No. T & C/R/409/88
under NWSDB/USAID Water Supply and Sanitation Sector Project
(AID Project 383 0088), Rs. 278,500 over 6 months, April 1988. |
02. |
Investigations on the performance
of coastal structures armoured with natural rock and concrete
armour units. Grant No. RG/89/E/2, Natural Resources, Energy
& Science Authority (NARESA). Rs. 141,000 over 2 years,
February 1989. (Jointly with Dr. S.S.L. Hettiarachchi). |
03. |
Development of a computerised estimating system
for Sri Lankan building contractors. Institute for Construction
Training and Development (ICTAD) and International Labour Organisation
(ILO). Rs. 30,000 over 12 months, April 1991. |
04. |
Energy and environmental audit
of building materials. Energy Conservation Fund. Rs. 440,000
over 2 years, October 1995 (MPhil project). |
05. |
The feasibility of using product models for representing building
information. Natural Resources, Energy and Science Authority
(NARESA). Rs. 160,000 over 2 years, December 1995 (MPhil project). |
06. |
Interim Sand Study (Study on alleviating impacts of river
sand mining, primarily by investigating alternatives for river
sand in construction). Central Environmental Authority. Rs.
770,000 over 6 months, December 1996. |
07. |
Properties of Fly ash Concrete. Puttalam Cement Company Limited.
Rs 640,000 over 6 months, June 1999. |
08. |
Properties of Concrete and Plaster made using Offshore sand,
Manufactured sand and Quarry dust. ANZDEC Ltd. Rs. 1,428,000
over 6 months, December 2001. |
09. |
Development of an Inorganic Polymer Concrete Material for
Walling Units. Strongwall International Ltd, Australia, Aus$
30,000 over 6 months, April 2003. |
10. |
Modelling of tsunami loads and resistance, University of
Moratuwa, Rs 190,000 over 2 years, December 2005. |
Back to top |
Major Seminars/Short Courses Organised/Conducted |
01. |
National Training Programme
on An Instructional Package in Concrete Technology, held at
the Dept. of Civil Engineering, University of Moratuwa, sponsored
by UNESCO, November 1986 (Co-ordinator/ Resource Person). |
02. |
Microcomputer workshop for
Structural Engineering Application and Practice (M/SEAP-10),
in association with Asian Centre for Engineering Computations
and Software (ACECOMS), Asian Institute of Technology (AIT),
Bangkok, in collaboration with Dept. of Civil Engineering,
University of Peradeniya, held at Institute of Computer Technology,
University of Colombo, December 1996 (Co-ordinator). |
03. |
Seminar on Alternatives for River Sand, in collaboration
with Institute of Construction Training and Development (ICTAD)
and Coast Conservation Department (CCD), ICTAD Auditorium, May
1997 (Co-ordinator/ Resource Person). |
04. |
Short Course (4 days) on Advanced
Concrete Technology, Department of Civil Engineering, University
of Moratuwa, 2002 (Resource Person). |
05. |
Short Course (3 days) on Structural Dynamics, Department
of Civil Engineering, University of Moratuwa, November 2002
(Co-ordinator). |
06. |
Workshop on Artificial Neural Networks for Civil Engineering
Applications, Department of Civil Engineering, University Putra
Malaysia, Selangor, Malaysia, 9 November 2005 (Resource Person) |
Back to top |
Consultancy Assignments
(Structural Design) |
01. |
Design of 1000 cubic metre
ground reservoir for Coast Conservation Division, 1982 functioned
as junior partner in this assignment involving design to BS
5337:1976 and production of working drawings. |
02. |
Studies on Ground Reservoirs
and Elevated Tanks for National Water Supply and Drainage
Board, June 1988 to April 1989 functioned as Project Manager
in this contract research project involving structural design
and cost evaluation for optimum tank forms, co ordinating
the work of 4 engineers an 3 field staff. |
03. |
Design review of proposed Jubilee Reservoir for
Engineering Science Ltd. and National Water Supply and Drainage
Board, September 1991 to April 1992 functioned as Structural
Engineering Consultant for Engineering Science Ltd., in checking
design calculations and drawings submitted by Josef Riepl Inc.
of a 11,350 cu.m. rectangular ground reservoir. |
04. |
Design review of proposed
1400 cu.m. Intze elevated water tank at Kalmunai for Environmental
Engineering Consultants Ltd, July 1994 - functioned as independent
checking engineer. |
05. |
Design review of proposed Steel Portal Frame industrial building
with gantry crane, January-February 1995 - functioned as Structural
Engineering Consultant for Engineering Consultants Ltd., in
checking calculations and drawings submitted by Project Engineering
Consultants Ltd. |
06. |
Condition report on buildings at Royal Ceramics Ltd. factory
at Eheliyagoda, July 1995 - functioned as Structural Engineering
Consultant in checking key elements, proposing minor rectifications
and documenting as built drawings. |
07. |
Checking of Specialist Centre Building at James Peiris Mawatha,
Colombo 2, for Maga Engineering (Pte) Ltd., September 1995 -
functioned as independent checking engineer, making limited
spot checks on the structural design and construction quality. |
08. |
Design Review of Tea Factory at Nivithigala for Tea Smallholder
Factories Ltd., John Keels Holdings, January 1998 - functioned
as independent checking engineer in a turnkey precast concrete
project. |
09. |
Design of prestressing bed for State Development & Construction
Corporation, September 1998 - carried out design of base, including
soil-structure interaction. |
10. |
Expert opinion on structural system for Sahaspura Housing
Project, February 2000 - involved commenting on a structural
system for a multi-storey building. |
11. |
Expert opinion on swimming pool for D.S. Senanayake College,
for Department of Buildings, November 2002 - involved
commenting on structural scheme and joint details. |
12. |
Structural condition report on Crescat Apartment Building,
May 2004 - involved inspection of structural form, especially
for lateral loads. |
(Feasibility Reports) |
01. |
Feasibility of using welded wire fabric of various forms in
the construction industry for Macsons Industries, June 1987
to July 1987 functioned as consultant, preparing 4 reports based
on experimental results, cost surveys and structural designs. |
02. |
Investigation on the adequacy of an aluminium window system
for withstanding wind loading, for Uniarc (pvt.) Ltd., January
1993 - involved design calculations and laboratory testing. |
03. |
Cost saving alterations in Type C house plans for Ceylinco
Homes International's Attidiya housing project, for Ceylinco
Homes International Ltd., April 1995 - involved design checking
and proposing alternatives. |
04. |
Guidelines for selection of structurally efficient and economic
structural forms for domestic buildings, for Ceylinco Homes
International Ltd., May 1995 - involved conceptual and detailed
design and optimisation studies. |
05. |
Proposal for non-crack concrete mix design for grade 25 concrete,
for Sanken Lanka (Pte) Ltd., August 1995 - involved mix design
and testing for workability, strength and shrinkage. |
06. |
Concrete Quality Improvement Programme, for Sanken Lanka Ltd.,
November 1995 to 2000 - involved upgrading concrete production
quality, through mix designs and monitoring of batching plant
data; also involved development of CUSUM software on a spreadsheet. |
07. |
Report on Capacity generation of the Ministry of Construction
& Public Works to assess structural safety of government
buildings and other important infrastructure in the Republic
of Maldives, October 2001. |
08. |
Report on Useful Life of Buildings, for Sri Lanka Accounting
and Auditing Standards Monitoring Board, June 2003 - involved
preparation of guidelines for estimating service life of buildings. |
09. |
Properties of concrete mixes containing the admixture Kalmatron
KF-Sea, for Finco Ltd, October 2005 - involved strength
and corrosion testing. |
(Structural Investigations) |
01. |
Inspection of cracked floor beam at Podujaya Vidyalaya, Angulana
for Ministry of Education, March 1987 involved ascertaining
cause of failure and specifying remedial measures. |
02. |
Inspection of partially completed grandstand structure at
Bandaragama for Messrs. Jayaratne Contractors, Dec. 1987 involved
non destructive testing of structure after failure of cube test
results. |
03. |
Load testing of floor slab at Maradana Exchange for Telecommunications
Dept., June 1988 involved dummy loading of cracked floor slab
and ascertaining the safety of the slab for the subsequent specified
use. |
04. |
Inspection of fire damaged structure for Colombo South Regional
Transport Board, August 1988 involved on site inspection and
laboratory testing of specimens. |
05. |
Load testing of floor slab at C.W.E. building, Naranhenpita,
September 1988 involved water loading and deflection monitoring
of a floor slab to be used for a purpose different to that designed
for. |
06. |
Inspection of floor slabs at Colombo General Hospital, September
1988 involved coring and chemical analysis of samples to determine
the condition of floor slabs during an overall rehabilitation
programme. |
07. |
Investigation of damaged reservoir roofs for National Water
Supply and Drainage Board, July, 1989 involved site inspection,
testing of core samples and proposing remedial measures after
analysing of existing and proposed structures. |
08. |
Investigation of District Switching Centre, Amparai, March
1990 involved in situ and lab testing, analysis of results,
proposal of remedial measures and checking design for a partially
completed structure of inferior quality. |
09. |
Investigation of Prestressed Concrete Trusses at Puttalam
Cement Works for Cement Corporation, December 1990 involved
non destructive and lab testing, checking of design, diagnosis
of cause for cracks in girders and proposal of remedial measures. |
10. |
Investigation of cracking at Superior Courts Complex, July
1991 involved visual inspection, assessment of structural drawings,
monitoring of cracks and proposal of remedial measures. |
11. |
Investigation of cracks in floor slab at Bandaranayake Maha
Vidyalaya, Gampaha for Ministry of Education, August 1991 involved
non-destructive assessment of reinforcement spacing and cover. |
12. |
Investigation of deteriorated concrete at Norton Bridge for
Ceylon Electricity Board, September 1991 involved visual inspection,
water quality testing and proposal for further investigations. |
13. |
Investigation of existing building for new occupant for State
Engineering Corporation and People's Bank, March 1994 - involved
core testing, pulse velocity testing and covermeter surveys
to determine in-situ material properties. |
14. |
Load testing of floor and tier slabs in Reid Avenue Racecourse
Grandstand for Department of Buildings, July 1994 - involved
loading by sandbags and deflection monitoring of typical critical
slabs prior to renovation. |
15. |
Investigation of fractured core extracted from pile for KeangNam
Ltd., January 1995 - involved sorptivity and core testing to
comment on the distribution of concrete quality in a pile suspected
of having had tremie problems during concreting. |
16. |
Testing of core samples from floors of Bank of Ceylon York
Street Building for Bank of Ceylon, March 1995 - involved testing
of concrete over 100 years old. |
17. |
Investigations on the proposed Matara Shopping Complex Building
for State Engineering Corporation, January 1996 - involved diagnosis
of cracking on ground floor walls of proposed two storey structure,
and recommendations for further construction. |
18. |
Condition report on Ruhuna University hostel constructed by
NERD Centre for University of Ruhuna, January 1996 - involved
diagnosis of cracking and recommendations regarding safety and
further use of similar technology. |
19. |
Investigation of plastic shrinkage cracks on factory building,
for Cadillac Garments Ltd., May 1996 - involved visual inspection,
load testing and proposal of remedial measures. |
20. |
Condition report on Sethsiripaya administrative complex, Battaramulla
for State Engineering Corporation, July 1996 - involved sampling
of structure for material properties by core testing and in-situ
pulse velocity and covermeter testing, and interpretation of
results. |
21. |
Diagnosis of cracking in suspended ground floor slab at Anchor
Factory for Design Consortium Ltd, May 1997 - involved visual
inspection, analysis of construction sequence and shrinkage
estimation. |
22. |
Structural assessment of damaged tiled floor slab for Hatton
National Bank, May 1997 - involved load testing and deflection
calculations, in conjunction with Surath Wickramasinghe Associates. |
23. |
Structural assessment of partially completed Maradana Mosque,
October 1997 - involved core testing, reinforcement testing,
dimensional checks and structural analysis of continuous beam
with 47 foot central span. |
24. |
Structural assessment of buildings at Angoda Mental Hospital
for Ministry of Health, March 1998 - involved core testing (including
sorptivity) and design checking of a 70 year old building. |
25. |
Feasibility of additional storeys in building for Upali Garments,
April 1998 - involved core testing and out of plumb measurements
for a two storey structure with differential settlements. |
26. |
Core tests and in-situ investigations for assessment of structures
at Puttalam Cement Works for Puttalam Cement Company Ltd., April
1998 - involved carrying out and interpreting visual inspection,
core testing (including sorptivity), ultrasonic pulse velocity
measurements, covermeter surveys and chemical analyses prior
to assessing condition of structures and recommending measures
for rehabilitation. |
27. |
Investigation of corrosion damage at Riverina Hotel, May
1998 - involved inspection and testing for carbonation
and chlorides. |
28. |
Checking of factory floor at Smart Shirts Ltd., October 1998
- involved carrying out visual inspection, non destructive testing
(USPV and covermeter), core testing and design checking of suspended
factory floor to be commissioned for garment producing operations. |
29. |
Distress in factory building at FMJ Plastics Ltd., December
1998 - involved inspection and design checking of 3 storey
factory building severely under-designed in both structural
and geotechnical aspects, and recommending remedial measures.
|
30. |
Inspection of Hotel Sunflower, Negombo, February 1999 -
involved in-situ measurements for durability aspects, in connection
with a change of use of the 25 year old building. |
31. |
Defects in the building for theatre for cardiac operations,
National Hospital, Colombo, April 1999 - involved diagnosis
of thermal cracking in walls and proposals for remedy. |
32. |
Structural assessment of Jaffna Main Library building, June
1999 - involved inspection, classification of damage and
proposing remedial measures for building subjected to fire,
corrosion and blast damage. |
33. |
Condition report on building at Institute of Aesthetic Studies,
June 1999 - involved checking 100 year old concrete flat
roof and sunshades for corrosion and delamination, and proposing
remedial measures. |
34. |
Investigation of distress in three storey building at Ananda
Balika Vidyalaya, Colombo 10, July 1999 - involved inspection
of settlement and poor quality concrete, and proposals for strengthening
foundations and jacketing columns. |
35. |
Report on Distress in Enamel Plant Extension, for Kelani
Cables Ltd., July 1999 - involved inspection of single
storey structure subjected to severe differential settlement,
and proposal of remedial measures. |
36. |
Distress in factory building at Koggala Export Processing
Zone, for Board of Investment, August 1999 - involved
inspection of partition wall cracking due to settlement, and
proposal of remedial measures. |
37. |
Fire damage to stores and office building at Ocean Lanka,
Biyagama IPZ, for STRAD Consultants, September 1999 -
involved assessment of fire damage to reinforced concrete elements
and proposing remedial measures. |
38. |
Load testing of portico slab at National Institute of Business
Management, September 1999 - involved load testing, in
situ testing and design checking to ascertain capacity for change
of use. |
39. |
Cracking in floor slab of bus terminal building at Koggala
EPZ, May 2000 - involved inspecting cracks in a floor
slab functioning as a roof slab. |
40. |
Correction of defects in swimming pool at Police Sports Complex,
Narahenpita, July 2001 - involved site inspection, design
review and proposing remedial measures. |
41. |
Checking of collapsed 10 m/ 225 kg transmission pole at Madampe,
for Ceylon Electricity Board, September 2001 - involved site
inspection, core testing and design check of fractured prestressed
concrete transmission pole. |
42. |
Checking of Baur’s tenements on Grandpass Road, for
A. Baur & Co., October 2001 - involved site inspection,
rebound hammer and core testing, design checking and refurbishment
recommendations for 65 year old steel framed building with concrete
floor. |
43. |
Survey of deteriorated buildings at Buddhist Girls’
School, Mt. Lavinia, for Provincial Engineering Organization
(W.P), July 2002 - involved inspection of chloride induced
corrosion affected buildings, and proposing remedial measures. |
44. |
Investigation of suspended floor in Fergasam Garment Factory
at Dematagoda, September 2002 - involved adequacy checking
of existing slab and proposing strengthening measures. |
45. |
Investigation of cracks at Cardiac Centre, Karapitiya Hospital,
for Ministry of Health, October 2002 - involved inspection
and proposing remedial measures for non-structural cracks in
operating theatre. |
46. |
Condition Report on Law College Hostel, Rajagiriya, November
2002 - involved inspection of moisture affected building
and proposing remedial measures. |
47. |
Condition Report on Mona Plastics Building at Attidiya Road,
Ratmalana, April 2003 - involved inspection of corrosion
(and chloride) affected building, using in-situ corrosion monitoring
tests, and proposing remedial measures. |
48. |
Structural assessment of JAIC Hilton Building, for STRAD Consultants,
July 2003 - involved commenting on structural form and
performing in-situ tests. |
49. |
Structural appraisal and recommendations for Milco Factory
Buildings, Narahenpita, October 2003 - involved serviceability
load testing, structural modeling and recommendations for repair
of 50 year old building. |
50. |
Inspection of top surface crack widths on elevated water
tank foundations in Ampara district, February 2004 - involved
comparative site inspections and recommendations. |
51. |
Investigation of deteriorated building at Katubedda Bodhiraja
Maha Vidyalaya, March 2004 - involved carbonation, chloride
and half-cell potential testing. |
52. |
Investigation of fire damage to concrete columns and platform
of steam turbine foundation, AES Kelanitissa power plant, June
2004 - involved visual inspection and core test interpretation.
|
53. |
Assessment of fire damage to roof and other structural steel
elements - AES Kelanitissa power plant, June 2004 -
involved interpretation of Brinell hardness surveys and modeling
of trusses based on deflection surveys. |
54. |
Assessment of extent of damage in house at 23, 40th Lane,
Colombo 6, August 2004 for Colombo District Court - involved
crack mapping and measurement of inclination in house affected
by adjacent construction. |
55. |
Allowable loads for fabric warehouse and accessory stores,
Smart Shirts Ltd, Katunayake EPZ, November 2004 - involved
covermeter survey, modeling and design checking |
56. |
Useful life of Confifi Group Hotels in Beruwela, November
2004 - involved planning and interpreting of chloride
content and carbonation depth data and modeling for service
life. |
57. |
Monitoring of valve pedestal movements at AES Kelanitissa
Power Plant, May 2005 - involved interpretation of strain
gauge, displacement transducer and temperature readings. |
58. |
Report on condition of IFS R&D Ltd Premises, July 2005
- involved checking building dimensions against drawings,
computer modeling for wind loads and load testing a floor. |
59. |
Report on distress at Secretariat Complex for North West
Provincial Council, Kurunegala, July 2005 - involved commenting
on thermal and shrinkage movements in building. |
60. |
Recommendations for minimizing potential cracks in podium
level beam casting, October 2005 - involved recommendations
for casting a large beam in two pours. |
61. |
Investigation of Board of Investment Building at 14, Sir
Baron Jayatilake Mawatha, Colombo 3, April 2006 - involved
non destructive testing (including for corrosion), coring and
chloride level testing of a 100 year old building |
62. |
Inspection of fire damaged Malalasekera Theatre at Nalanda
Vidyalaya, Colombo 8, May 2006 - involved rebound hammer
testing and visual inspection. |
63. |
Defects in building at 413, R.A. De Mel Mawatha, Colombo 3
for I-Ron Asia (Pte) Ltd, August 2006 - involved documentation
and classification of defects in a new building. |
64. |
Investigation of Church Hill Reservoir for National Water
Supply & Drainage Board, August 2006 - involved rebound
hammer and carbonation testing, crack mapping and finite element
modeling. |
Back to top |
Publications On Education |
01. |
DIAS, W.P.S. The privatisation
of higher education, The Island Newspaper. |
02. |
DIAS, W.P.S. Problems faced
by the nation are tied to education. The Island, Wednesday
27 March, 1991, pp. 8-9. |
03. |
DIAS, W.P.S. Education, Employment and English.
Ceylon Daily News, Monday 29 July, 1991, p.4. |
04. |
DIAS, W.P.S. et al. Affiliated
University Colleges - the other side. The Island, Friday 11
September, 1991. p.8. |
05. |
DIAS, W.P.S. Some thoughts on technical and vocational education
in Sri Lanka. IESL News, Vol. XIII, No. 2, December 1992, pp.
3-5. |
06. |
DIAS, W.P.S. Science in Sri Lankan Universities. Ceylon Daily
News, 1999. |
Back to top |
(Non-Technical) Voluntary Service |
01. |
Council Member, Fellowship
of Christian University Students (FOCUS), late 1980s, 1993
to 2000 (Chairman, late 1980s and 1995-1997) and 2005 to date. |
02. |
2. Board Member, Lanka Evangelical
Alliance Development Society (LEADS), late 1980s - an
organization involved in refugee care and social upliftment
of poor communities. |
03. |
Member, Committee for Rehabilitation of Jaffna
Public Library (damaged by fire and blast in ethnic conflict,
to be rehabilitated as a symbol of reconciliation), 1996 to
1999. |
04. |
Member, Standing Committee,
Diocese of Colombo, 2001 to 2005. |
05. |
Member, Board of Governors, S. Thomas’ College, Mt.
Lavinia, 2002 to date. |
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