Awards and Honors
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2005 Fluor Daniel Faculty Excellence Award, Highest Award Given by the Cullen College of Engineering, University of Houston, Houston, Texas USA.
2002 Senior Faculty Research Excellence Award, Cullen College of Engineering, University of Houston, Houston, Texas USA.
2000 Research Award: Project on Auger Cast-In-Place Project was selected as one of the top ten projects by the Texas Department of Transportation.
1990 Hawley Award for Best Paper for 1990, American Society of Civil Engineers (ASCE), Texas Section.
1989 Young Faculty Research Excellence Award, Cullen College of Engineering, University of Houston, Houston, Texas USA.
1989 Best Paper of Session, "Behavior of Epoxy and Polyester Polymer Concrete," Materials Engineering, American Society of Civil Engineers, Texas Section.
1989 Best Paper of Session, "Laboratory Modeling of Pile Driveability," Geotechnical Engineering, American Society of Civil Engineers, Texas Section.
1980-84 Straight A average in all graduate course work at Northwestern University, Evanston, Illinois USA.
1980 Awarded First Class Honors Degree in Civil Engineering, University of Moratuwa, Sri Lanka.
1978-79 Awarded Best Student in Water and Environmental Engineering, University of Moratuwa, Sri Lanka.

Who's Who Listing
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Marquis Who's Who in Science and Engineering, 1994
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Marquis Who's Who in Science and Engineering, 1995
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Marquis Who's Who in Science and Engineering, 1996
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Marquis Who's Who in Science and Engineering, 1998

National Honor Society Memberships
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Member, Sigma Xi, The Scientific Research Society
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Member, Chi Epsilon, National Civil Engineering Honor Society

Organizational Membership and Committee Activities
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Member, American Society of Civil Engineers (ASCE)
Member, American Concrete Institute (ACI)
Member, Material Research Society (MRS)
Member, Water Environmental Federation (WEF)
Member, American Society for Testing Materials (ASTM)
News Correspondent, Geotechnical Engineering Division, American Society of Civil Engineers, 1995-1999
News Editor, Geotechnical News, 1995-1999
Member, Board of Directors, Gulf Coast Trenchless Association (GCTA) , 1995-present
Secretary, Gulf Coast Trenchless Association (GCTA) , 1997
Member, Soil Properties Committee, Geotechnical Engineering Division, American Society of Civil Engineers, 1986-present
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Member, Grouting Committee, Geotechnical Engineering Division, American Society of Civil Engineers, 1987-present
Member, Cementitious Materials Committee, Materials Engineering Division, American Society of Civil Engineers, 1987-1995
Member, ACI Committee 446 - Fracture Mechanics, American Concrete Institute, 1987-present
Member, ACI Committee 548 - Polymers in Concrete, American Concrete Institute, 1987-present
Member, Publication Committee, Geotechnical Engineering Division, American Society of Civil Engineers, 1988-2002.
Member, ASCE Subcommittee to the Offshore Technology Conference, American Society of Civil Engineers, 1992 -present.
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