| AADT |
Annual average daily traffic |
| ATR |
Automatic traffic recording |
| AVI |
Automatic vehicle identification |
| AVL |
Automatic vehicle location |
| BLS |
Bureau of Labor Statistics |
| DMS |
Dynamic message signs |
| FAST |
Freeway and Arterial System for Transportation (Las Vegas) |
| FHWA |
Federal Highway Administration |
| GIS |
Geographic information system |
| HCM |
Highway Capacity Manual |
| HOT |
High occupancy toll |
| HOV |
High occupancy vehicle |
| IRB |
Institutional Review Board |
| ITS |
Intelligent transportation system |
| MOT |
Maintenance-of-traffic |
| OSHA |
Occupational Safety and Health Administration |
| PDO |
Property-damage-only |
| SSAM |
Safety Surrogate Assessment Model |
| TMP |
Transportation management plan |
| TOC |
Traffic operations center |
| TT |
Travel time |
| TTC |
Time-to-collision |
| VMT |
Vehicle-miles-travelled |
