| Acronym |
Stands For |
| 2000 CTSW |
2000 Comprehensive Truck Size and Weight Study |
| AASHTO |
American Association of State Highway and Transportation Officials |
| ATRI |
American Transportation Research Institute |
| BEA |
Bureau of Economic Analysis |
| BrR |
Bridge Rating |
| CDL |
Commercial Drivers License |
| CFR |
Code of Federal Regulations |
| CO2 |
Carbon Dioxide |
| CTSW |
2000 Comprehensive Truck Size and Weight Study |
| CTSWL |
Comprehensive Truck Size And Weight Limits |
| CVSA |
Commercial Vehicle Safety Alliance |
| DOA |
Dead on arrival |
| DOT |
U.S. Department of Transportation |
| DPI |
Dynamic Performance Indicator |
| EPA |
Environmental Protection Agency |
| FAF |
Freight Analysis Framework |
| FHWA |
Federal Highway Administration |
| FMCSA |
Federal Motor Carrier Safety Administration |
| FRA |
Federal Railroad Administration |
| ft |
Foot |
| GAO |
U.S. Government Accountability Office |
| GHG |
Greenhouse gas |
| GVW |
Gross Vehicle Weight |
| HOS |
Hours of Service |
| HPMS |
Highway Performance Monitoring System |
| Idaho DOT |
Idaho Department Of Transportation |
| ITIC |
Intermodal Transportation and Inventory Costing |
| ITS |
Intelligent Transportation Systems |
| lb |
pound |
| LCV |
Longer Combination Vehicle |
| LLC |
Life-cycle cost |
| LRFR |
Load & Resistance Factor Rating |
| LTL |
Less than Truckload |
| LTPP |
Long-Term Pavement Performance program |
| MAP 21 |
Moving Ahead for Progress in the 21st Century Act |
| MARAD |
Maritime Administration |
| MEPDG |
Mechanistic-Empirical Pavement Design Guidelines |
| NAFTA |
North American Free Trade Agreement |
| NAS |
National Academy of Sciences |
| NBI |
National Bridge Inventory |
| NCHRP |
National Cooperative Highway Research Program |
| NHS |
National Highway System |
| NHTSA |
National Highway Traffic Safety Administration |
| NOx |
Nitrogen oxide |
| NTSB |
National Transportation Safety Board |
| OMB |
Office of Management and Budget |
| OST |
Office of the Secretary of Transportation |
| PaveDAT |
Pavement Damage Assessment Tool |
| Pb |
Lead |
| PM10 |
Particulate Matter of 10 Microns in diameter or smaller |
| POG |
Policy Oversight Group |
| RITA |
Research and Innovative Technology Administration |
| RR |
Railroad |
| SCDOT |
South Carolina Department Of Transportation |
| SHV |
specialized hauling vehicles |
| SO2 |
Sulfur Dioxide |
| STAA |
Surface Transportation Assistance Act of 1982 |
| STB |
Surface Transportation Board |
| TIFA |
Trucks Involved in Fatal Accidents |
| TOC |
Technical Oversight Team |
| TRB |
Transportation Research Board |
| TSW |
truck size and weight |
| UK |
United Kingdom |
| USC |
U.S. Code |
| VDOT |
Virginia Department of Transportation |
| VMT |
vehicle miles traveled |
| WGA |
Western Governors Association |
| WIM |
Weigh-in-Motion |
