1. Assistant Professor, Department of Civil Engineering, Univ. of Arkansas, Fayetteville, AR, US (Corresponding author), e-mail: afbraham@uark.edu
2. Principal Engineer, Thunderhead Testing, LLC, Tulsa, OK, US e-mail: todd@thunderheadtesting.com
3. Director, Rehabilitation Technologies, InVia Pavement Technologies, Tulsa, OK, US e-mail: rich@invia-tech.com
4. Director, Product Technology, Pine Test Equipment, LLC, Grove City, PA, US e-mail: rpyle@pineinst.com