| AASHTO | American Association of State Highway and Transportation Officials |
| CFR | Code of Federal Regulations |
| CMV | commercial motor vehicle |
| CVSA | Commercial Vehicle Safety Alliance |
| DOT | department of transportation |
| EDL | emergency divisible load |
| ERWG | Emergency Route Working Group |
| FEMA | Federal Emergency Management Agency |
| FHWA | Federal Highway Administration |
| FMCSA | Federal Motor Carrier Safety Administration |
| FMCSR | Federal Motor Carrier Safety Regulations |
| MAASTO | Mid-America Association of State Transportation Officials |
| MOU | memorandum of understanding |
| NCHRP | National Cooperative Highway Research Program |
| NIMS | National Incident Management System |
| OS/OW | oversize/overweight |
| PL | public law |
| QR | quick response |
| USC | United States Code |
| WASHTO | Western Association of State Highway and Transportation Officials |