| Acronym |
Description |
| AASHTO | American Association of State Highway and Transportation Officials |
| ALPR | Automatic License Plate Recognition |
| ATM | Active Traffic Management |
| BRT | Bus Rapid Transit |
| BTL | Bus Toll Lane |
| Caltrans | California Department of Transportation |
| CCTV | Closed-Circuit Television |
| CDA | Comprehensive Development Agreemen |
| CHP | California Highway Patrol |
| CMAQ | Congestion Mitigation and Air Quality |
| CNG | Compressed Natural Gas |
| CRD | Congestion Reduction Demonstration |
| DAR | Direct-Access Ramp |
| DB | Design-Build |
| DBB | Design-Bid-Build |
| DBFOM | Design-Build-Finance-Operate-Maintain |
| DBOM | Design-Build-Operate-Maintain |
| DSRC | Dedicated Short Range Communications |
| EA | Environmental Assessment |
| EIS | Environmental Impact Statement |
| ETC | Electronic Toll Collection |
| ETL | Express Toll Lane |
| FHWA | Federal Highway Administration |
| FONSI | Finding of No Significant Impact |
| FTA | Federal Transit Administration |
| FY | Fiscal Year |
| GARVEE | Grant Anticipation Revenue Vehicle |
| GDOT | Georgia Department of Transportation |
| HCTRA | Harris County Toll Road Authority |
| HOT | High-Occupancy Toll |
| HOV | High-Occupancy Vehicle |
| HOV2 | Two-Person High-Occupancy Vehicle |
| HOV2+ | Greater than Two-Person High-Occupancy Vehicle |
| HOV3 | Three-Person High-Occupancy Vehicle |
| HOV3+ | Greater than Three-Person High-Occupancy Vehicle |
| ICM | Integrated Corridor Management |
| ID | Identification |
| ILEV | Inherently Low-Emission Vehicle |
| ISTEA | Intermodal Surface Transportation Efficiency Act (1991) |
| ITS | Intelligent Transportation System |
| MAP-21 | Moving Ahead for Progress in the 21st Century |
| MARTA | Metropolitan Atlanta Regional Transit Authority |
| MDTA | Maryland Transportation Authority |
| MnDOT | Minnesota Department of Transportation |
| MPH | Miles Per Hour |
| MPO | Metropolitan Planning Organization |
| MTP | Metropolitan Transportation Plan |
| NCHRP | National Cooperative Highway Research Program |
| NCTA | North Carolina Turnpike Authority |
| NEPA | National Environmental Protection Act |
| NTTA | North Texas Tollway Authority |
| P3 | Public-Private Partnership |
| RFID | Radio Frequency Identification |
| RITA | Research and Innovation Technology Administration |
| ROD | Record of Decision |
| RSTP | Regional Surface Transportation Program |
| RTR | Real-Time Ridematching |
| SAFETEA-LU | Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users |
| SANDAG | San Diego Association of Governments |
| SHRP2 | Second Strategic Highway Research Program |
| SOV | Single-Occupant Vehicle |
| SR | State Route |
| SRTA | State Road and Toll Authority (of Georgia) |
| TCRP | Traffic Congestion Relief Program |
| TDM | Transportation Demand Management |
| TIFIA | Transportation Finance and Innovation Act |
| TIP | Transportation Improvement Program |
| TMC | Traffic Management Center |
| TOT | Truck-Only Toll Lanes |
| TxDOT | Texas Department of Transportation |
| UPA | Urban Partnership Agreement |
| USDOT | United States Department of Transportation |
| VDOT | Virginia Department of Transportation |
| VMS | Variable Message Sign |
| VOR | Value of Reliability |
| VOT | Value of Time |
| VPPP | Value Pricing Pilot Program |
| WAN | Wide-Area Network |
| WSDOT | Washington State Department of Transportation |
