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97 2D two-dimensional 3D three-dimensional AASHTO American Association of State Highway Transportation Officials ASTM American Society of Testing and Materials COV coefficient of variation CRCP continuously reinforced concrete pavement DCV data collection vehicle (automated) DMI distance measurement instrument DOT department of transportation DQMP data quality management plan FAST Act Fixing Americaâs Surface Transportation Act FHWA Federal Highway Administration GASB Governmental Accounting Standards Board GIS geographic information system GPS Global Positioning System HPMS Highway Performance Monitoring System IRI International Roughness Index IRIS Illinois Roadway Inventory System IV&V independent validation and verification JPCP jointed plain concrete pavement LCMS⢠Laser Crack Measuring System LiDAR light detection and ranging LRS linear reference system LTPP Long-Term Pavement Performance MHI Ministry of Highways and Infrastructure MoTI Ministry of Transportation and Infrastructure MoTs ministries of transportation MPD mean profile depth NHPP National Highway Performance Program NHS National Highway System PDI pavement distress index PM2 performance measure 2 PWL percent within limits PSR present serviceability rating QA quality assurance QC quality control RIMS Roadway Information Management System ROW right-of-way SHA state highway agency Abbreviations