TRB's second Strategic Highway Research Program (SHRP 2) Report S2-R01-RW: Encouraging Innovation in Locating and Characterizing Underground Utilities explores underground utility locating practices, examines current and emerging technologies, and identifies potential areas for improvement and for subsequent research. Report S2-R01-RW is only available in electronic format.
National Academies of Sciences, Engineering, and Medicine. 2009. Encouraging Innovation in Locating and Characterizing Underground Utilities. Washington, DC: The National Academies Press. https://doi.org/10.17226/22994.
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