Inertial Profiler Certification for Evaluation of International Roughness Index (2018) / Chapter Skim
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Pages 45-48
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45 This chapter describes the inertial profilers and reference profilers owned by the state DOTs, based on the information that was obtained from the survey. Inertial Profilers Owned by State Highway Agencies Information regarding inertial profilers owned by the 44 state DOTs that responded to the survey are shown in Table 3.
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46 Inertial Profiler Certification for Evaluation of International Roughness Index State Number Use IRI-Based Smoothness Specification? Accepts ContractorCollected Smoothness Data?
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Profiling Equipment Owned by State Highway Agencies 47 same profiler may be used for project- and network-level data collection. Further details about the purposes for which the state DOT–owned profilers are used are described in the next section.
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48 Inertial Profiler Certification for Evaluation of International Roughness Index Reference Profilers Owned by State Highway Agencies Table 5 shows the type of reference profilers owned by the 44 state DOTs that responded to the survey. Fifteen state DOTs that responded to the survey (i.e., 34% of the responding state DOTs)
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