About People

Park Piao

Park Piao, PE, GE

Vice President

Park is a senior project manager and principal-in-charge for Shannon & Wilson. He has a strong background in leading complex projects that involve analyzing and designing pile, pier, and drilled shaft foundations, including laterally loaded piles and piers such as power transmission line monopole "short and fat" piers. He is also experienced in seismic ground motion characterization analysis, liquefaction analyses, post-liquefaction settlement analyses, post-liquefaction soil residual strength evaluations, and seismic soil-structure design.

Park's other areas of expertise include retaining wall and shoring design, landslide remediation, soil improvement, shallow foundation design and settlement analysis, and construction consultation, particularly for pile and pier installations, soil nailing, and tiebacks.


  • MS, Civil Engineering, Portland State University, 1996
  • BS, Civil Engineering, Dalian Institute of Technology, 1986


  • Professional Civil Engineer, Geotechnical Engineer, Oregon
  • Professional Engineer, Washington


  • American Society of Civil Engineers 
  • American Council of Engineering Companies of Oregon 
  • Association of Dam Safety Officials 
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