H. Celik Ozyildirim, Ph.D., P.E.

Principal Research Scientist

Research Interests:

  • Concrete
  • High performance concrete
  • Concrete pavements
  • Permeability
  • Admixtures
  • Workability
  • Specifications

Education:

  • Ph.D., Civil Engineering, University of Virginia, 1974
  • MSCE, Robert College, Turkey, 1969
  • BSCE, Robert College, Turkey, 1967

Registrations:

  • Registered Professional Engineer, Commonwealth of Virginia

Memberships:

  • American Concrete Institute
    • ACI Committee 211, Proportioning Concrete Mixtures
    • ACI Committee 233, Ground Slag in Concrete
    • ACI Committee 234, Silica Fume in Concrete
    • ACI Committee 236, Material Science of Concrete
    • ACI Committee 237, Self-Consolidating Concrete
    • ACI Committee 238, Workability of Fresh Concrete
    • ACI Committee 308, Curing Concrete
    • ACI Committee 309, Consolidation of Concrete
    • ACI Committee 327, Roller Compacted Concrete Pavements
    • ACI Committee 329, Performance Criteria for Ready Mixed Concrete
    • ACI Committee 506, Shotcreting
    • ACI Committee 544, Fiber Reinforced Concrete
    • Chairman, ACI Committee 309 -Consolidation of Concrete (1992-1998)
  • American Society for Testing and Materials (ASTM)
    • Member, Committee C-9, Concrete and Concrete Aggregates (1984-present)
    • Member, ASTM Subcommittees
      • C09.24 Supplementary cementitious materials
      • C09.27 Ground slag
      • C09.45 Roller compacted concrete
      • C09.47 Self-consolidating concrete
      • C09.49 Pervious concrete
      • C09.60 Testing fresh concrete
      • C09.61 Testing for strength
      • C09.64 Non-destructive and in place testing
    • Chairman, ASTM C 39 Task Group on Compressive Strength of Cylindrical Concrete Specimens (2002 -2008)

  • Transportation Research Board
    • Member Emeritus, Section AKM50 (AFN10,A2E06) – Advanced Concrete Materials and Characterization
    • Member, AFN15T Task Force on Nanotechnology-Based Concrete Materials
      Chairman, Section A2E00 - Section on Concrete (1994-2000)
    • Member Committee A2E05 - Chemical Additions and Admixtures for Concrete (1984-1994)
    • Chairman, Committee A2E05 (1987-1993)
    • Member, NCHRP Panel 18-03, Silica Fume Concrete
    • Member, NCHRP Panel 18-08A, Supplementary Cementitious Materials to Enhance Durability of Concrete Bridge Decks
    • Member, NCHRP Panel, 18-09A, Guidelines for Reducing Premature Deterioration of Hydraulic Cement Concrete
    • TRB Section AFN10, Basic Research and Emerging Technologies Related to Concrete

Awards:

  • VDOT Commissioner’s Lifetime Achievement Award, 2023
  • VTRC Wallace T. McKeel Award, 2023
  • VTRC Jack H. Dillard Best Paper Award, "Corrosion Resistant Carbon Fiber Reinforced Polymer for Prestressed Piles" (with A. Moruza and S. Sharp), 2018
  • ACI Ambassador Speaker to Thailand, 2018
  • VTRC Jack H. Dillard Best Paper Award, 2017
  • ACI Ambassador Speaker to Singapore, 2017
  • ACI Cedric Willson Lightweight Concrete Award, 2014
  • Robert E. Philleo award of the Concrete Research Council, ACI Foundation, 2010
  • Katharine and Bryant Mather Commemorative Lecture, ACI, 2010
  • Frank G. Erskine award of the Expanded Shale, Clay and Slate Institute, 2009
  • TRB Profile in TR News, Number 251, Transportation Research Board, 2007
  • TRB Member Emeritus, Committee AFN10, Basic Research and Technologies Related to Concrete, 2001
  • VDOT Commissioner's Award for Excellence, 1998
  • Fellow of the American Concrete Institute, 1993

Current Projects

Reports

H. Celik Ozyildirim, Ph.D., P.E.

Celik@VDOT.Virginia.gov

(434) 293-1977

Team Membership

Last updated: May 7, 2024

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