Gary E Freeman, PhD, PE, CFM, F.ASCE, DWRE Expert Witness
Curriculum Vitae

Contact Information

  • Company: River Research & Design, Inc.
  • Phone: 480-275-5077
  • Cell: 480-225-5206
  • Website:
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Specialties & Experience

General Specialties: Hydrology and Civil Engineering

Specialty Focus: Hydrology, Sediment, Erosion, Deposition, Flooding, Stream Restoration, Fluvial Geomorphology, River Restoration, River Hydraulics, Stream Bank Protection, FEMA Floodplain Studies, Wetlands, Channel Migration, Catastrophic Flooding, Alluvial Fans, Pipeline Crossings, Bridge Hydraulics & Erosion

Education: JD, Brigham Young Universtity; PhD, Texas A&M University; MS, Utah State University; BS, Utah State University

Years in Practice: 30+

Additional Information

Licensed in 7 states (MS, PA, AZ, NV, UT, ID, and LA) with over 30 years experience in irrigation and water resources ranging from West Africa to Guatemala and numerous locations across the United States. 7 1/2 years experience with the US Army Corps of Engineers including two White House task forces focused on the 1993 Mississippi and Missouri River Flood. Developed and taught Stream Restoration Courses for ASCE and others. Performed numerous FEMA floodplain studies as well as geomorphic evaluations designed to determine if alluvial fans were stable or currently active. Performed one and two-dimensional modeling of hydraulics and sediment transport for locks and dams, nuclear plants, pipeline crossings, river stability analysis, FEMA floodplain delineations and floodplain revisions. Modeled impacts from sand & gravel mining on river stability. Expert witness experience in TX, MS, AL, MO, MT, UT, and other states. Work throughout United States.