Faculty Directory

Richard A. Coffman

Richard A. Coffman

Associate Professor


(CVEG)-Civil Engineering

Phone: 479-575-8767

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  • Remote Sensing for Geotechnical Engineering Applications
    • Satellite-based Interferometric Synthetic Aperture Radar (SInSAR)
    • Ground-based Real Aperture Radar (GRAR)
  • Deep Foundations
    • Axial and Lateral Capacity of Drilled Shafts
    • Blast Induced Liquefaction
  • Measurement of Soil Properties
    • Field Testing
      • Determination of In-situ Hydraulic
        • Characteristics of Soils and Geosynthetics
        • Two-Stage Borehole Test (Boutwell)
        • Sealed Double Ring Infiltrometer
      • Determination of In-situ Soil Water
        • Characteristic Curves (Volumetric Moisture Content and Soil Suction)
        • Time Domain Reflectometry
        • Soil Water Matric Potential
        • Remote Sensing
    • Geotechnical Engineering Laboratory Testing
      • Shear Strength (Triaxial Compression and Entension, Direct Simple Shear)
      • Permeability (Constant Head and Constant Rate-of-Flow)
      • Consolidation (Constant Rate-of-Strain and Incremental Load)
      • Dynamic Properties (Resonant Column/Torsional Shear and Bender Elements)
      • Centrifuge of frozen soils
  • Soil Mechanics (Undergraduate)
  • Seepage and Consolidation (Graduate)
  • Geo-Environmental Engineering (Graduate)
  • Advanced Foundations (Graduate)
  • Unsaturated Soil Mechanics (Graduate)
  • Ph.D., University of Missouri, Columbia Missouri (2009)
  • M.S., The University of Texas, Austin Texas (2003)
  • B.S., University of Wyoming, Laramie Wyoming (2002)

Salazar, S.E., Coffman, R.A. (2019). “Multi-Channel Optical Receiver for Ground-Based Topographic
                Hyperspectral Remote Sensing.” Journal of Remote Sensing. Vol. 11, No. 5, 578;
                doi: 10.3390/rs11050578.

Salazar, S.E., Garner, C.D., Coffman, R.A. (2019). “Development of a Multimode Field Deployable
                Lidar Instrument for Topographic Measurements of Unsaturated Soil Properties: Instument
                Description.” Journal of Remote Sensing. Vol. 11, No 3, 289; doi: 10.3390/rs11030289

Vishnu, C.L., Sajinkumar, K.S., Oommen, T., Coffman, R.A., Thrivikramji, K.P., Rani, V.E., Keerthy, S.,
                (2019). Satellite-based Assessment of the August 2018 Flood in Parts of Kerala, India.
                Geometrics, Natural Hazards and Risk.  Vol. 10, No. 1, doi: 10.1080/19475705.2018.1543212

  • 2015-2016 University of Arkansas Most Outstanding Faculty Member Award Finalist
  • College of Engineering 2015-2016 Outstanding Researcher in Civil Engineering
  • College of Engineering 2013-2014 Outstanding Service to Students in Civil Engineering
  • College of Engineering 2012-2013 Outstanding Researcher in Civil Engineering
  • College of Engineering 2011-2012 Outstanding Teacher in Civil Engineering
  • 2010-2012 University of Arkansas New Faculty Commendation for Teaching Commitment
  • 2010-2018 Outstanding Mentor (U of A Office of Nationally Competitive Awards)