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Joanna L. "Joey" Meldrum, P.E., P.G.

Senior Managing Engineer

Civil Engineering

Professional Profile


Ms. Meldrum specializes in geotechnical, environmental, and engineering-geology investigations and analyses. Ms. Meldrum's expertise includes the chemical and physical interaction of soils with buried structures. Ms. Meldrum specializes in soils characterization, expansive soils, the use of fly ash, underground storage tank corrosion and regulatory issues, pavement distress, copper-water service corrosion, moisture intrusion issues, site drainage, and earth movement. In addition, Ms. Meldrum works on environmental release reconstruction and source identification, including fate and transport analyses.

Her academic research has included studies of the geochemical properties of mine wastes and the geotechnical, geochemical, and geophysical analyses of soils involved in landslides. Prior to joining Exponent, Ms. Meldrum worked with the Geological Survey of Canada, performing subsurface investigations.

  • M.Sc. Eng., Geological Engineering, Queen's University, Canada, 1998
  • B.Sc. Eng., Geological/Environmental Engineering, Queen's University, Canada, 1996
  • Senator Frank Carrel Award of Merit, 1995
  • Canadian Geotechnical Society Award for undergraduate thesis, 1996
  • Canadian Geotechnical Society Award for graduate student paper, 1998

    • Licensed Civil Engineer, California, #C63479
    • Professional Geologist, California, #7798
    • Leadership in Energy and Environmental Design Accredited Professional (LEED AP), 2008
    • 40-hour HAZWOPER