| AASHTO | American Association of State Highway and Transportation Officials |
| ADA | Americans with Disabilities Act |
| BAC | Blood Alcohol Concentration |
| CMF | Crash Modification Factors |
| CRF | Crash Reduction Factors |
| CV | Connected Vehicle |
| FARS | Fatality Analysis Reporting System |
| FHWA | Federal Highway Administration |
| GES | General Estimation System |
| HAWK | High Intensity Crosswalk |
| HSIP | Highway Safety Improvement Program |
| HSM | Highway Safety Manual |
| ICWS | Intersection Collision Warning System |
| IHSDM | Interactive Highway Safety Design Model |
| ITE | Institute of Transportation Engineers |
| ITS | Intelligent Transportation Systems |
| MUTCD | Manual on Uniform Traffic Control Devices |
| NCHRP | National Cooperative Highway Research Program |
| NDS | Naturalistic Driving Study |
| NHS | National Highway System |
| NHTSA | National Highway Traffic Safety Administration |
| PEDSAFE | Pedestrian Safety Guide and Countermeasure Selection System |
| RCUT | Restricted Crossing U-turn Intersectio |
| RRFB | Rectangular Rapid Flash Beacon |
| RSAP | Roadside Safety Analysis Program |
| SHRP | Strategic Highway Research Program |
| SHSP | State Highway Safety Plan |
| TZD | Towards Zero Deaths |
| USDOT | United States Department of Transportation |
| V2I | Vehicle to Infrastructure |
| V2P | Vehicle to Pedestrian |
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