| 3D | three-dimensional |
| AASHTO | American Association of State Highway and Transportation Officials |
| ACM | American Center for Mobility |
| ADS | automated driving system |
| ASL | automated side loading |
| ATMA | automated truck-mounted attenuator |
| AV | autonomous vehicle |
| AVL | automatic vehicle locating or location |
| Caltrans | California Department of Transportation |
| CAV | connected and autonomous vehicle |
| CCTV | closed-circuit television |
| CDOT | Colorado Department of Transportation |
| DfT | Department for Transport (UK) |
| DOT | department of transportation |
| DSRC | dedicated short-range communication |
| EV | electric vehicle |
| FAA | Federal Aviation Administration |
| FDOT | Florida Department of Transportation |
| FHWA | Federal Highway Administration |
| FTA | Federal Transit Authority |
| GDOT | Georgia Department of Transportation |
| GNSS | global navigation satellite system |
| GPS | global positioning system |
| IMAP | Incident Management Assistance Patrol |
| IOO | infrastructure owner-operator |
| ISP | Iowa State Patrol |
| ISU | Iowa State University |
| ITD | Idaho Transportation Department |
| MDC | mobile data collector |
| MDOT | Michigan Department of Transportation |
| MDSS | maintenance decision support system |
| MnDOT | Minnesota Department of Transportation |
| MOD | mobility on demand |
| NCDOT | North Carolina Department of Transportation |
| NCHRP | National Cooperative Highway Research Program |
| NDDOT | North Dakota Department of Transportation |
| NDOT | Nevada Department of Transportation |
| NETC | New England Transportation Consortium |
| NYPD | New York City Police Department |
| OBU | on-board unit |
| PennDOT | Pennsylvania Department of Transportation |
| RSU | roadside unit |
| RTA | Roads and Transport Authority |
| SMART | Strengthening Mobility and Revolutionizing Transportation |
| TMA | truck-mounted attenuator |
| TRID | Transportation Research International Documentation |
| TxDOT | Texas Department of Transportation |
| UAV | uncrewed aerial vehicle |
| UDOT | Utah Department of Transportation |
| U.S. DOT | United States Department of Transportation |
| V2V | vehicle-to-vehicle |
| V2X | vehicle-to-everything |
| VTrans | Vermont Agency of Transportation |
| VTTI | Virginia Tech Transportation Institute |
| WisDOT | Wisconsin Department of Transportation |
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