AC | Advance construction |
ADA | Americans with Disabilities Act of 1990 |
ADT | Average daily traffic |
ATS | Alternative transportation systems |
AVL | Automatic vehicle location |
BAC | Blood alcohol concentration |
BCA | Benefit-cost analysis |
BCR | Benefit-cost ratio |
BLM | Bureau of Land Management |
BOO | Build-Own-Operate |
BOT | Build-Operate-Transfer |
BPR | U.S. Bureau of Public Roads (predecessor of U.S. Federal Highway Administration) |
BRT | Bus rapid transit |
CEV | Capacity-equivalent vehicle |
CFR | Code of Federal Regulations |
CFS | Commodity Flow Survey |
CIP | Capital improvement program |
Combo | Combination truck |
CPI | Consumer Price Index |
CTAA | Community Transportation Association of America |
DBFO | Design-Build-Finance-Operate |
DBOM | Design-Build-Operate-Maintain |
DMS | Dynamic message sign |
DoD | U.S. Department of Defense |
DOI | U.S. Department of Interior |
DOT | U.S. Department of Transportation |
DVMT | Daily vehicle miles traveled |
FAF | Freight Analysis Framework |
FARS | Fatality Analysis Reporting System |
FHWA | U.S. Federal Highway Administration |
FTA | U.S. Federal Transit Administration |
FY | Fiscal year |
GAN | Grant Anticipation Note |
GARVEE | Grant Anticipation Revenue Vehicle |
GDP | Gross domestic product |
HCM | Highway Capacity Manual |
HERS | Highway Economic Requirements System |
HERS-ST | Highway Economic Requirements System, State Version |
HFCS | High Functional Classification System |
HOFM | Office of Freight Management and Operations |
HOT | High occupancy toll |
HOV | High occupancy vehicle |
HPMS | Highway Performance Monitoring System |
HPMS-AP | HPMS Analytical Process |
HSM | Highway Safety Manual |
HTF | Highway Trust Fund |
IDAS | ITS Deployment Analysis System |
IHSDM | Interactive Highway Safety Design Model |
ILEV | Inherently low-emission vehicle |
IP | Internet protocol |
IRI | International Roughness Index |
ISTEA | Intermodal Surface Transportation Efficiency Act of 1991 |
ITIP | Intelligent transportation infrastructure program |
ITS | Intelligent transportation systems |
LNG | Liquefied natural gas |
LPG | Liquefied petroleum gas |
MPO | Metropolitan planning organization |
MR&R | Maintenance, repair, and rehabilitation |
MTA | Mass Transit Account |
NBI | National Bridge Inventory |
NBIAS | National Bridge Investment Analysis System |
NBIS | National Bridge Inspection Standards |
NCHRP | National Cooperative Highway Research Program |
NHS | National Highway System |
NHTS | National Household Travel Survey |
NHTSA | National Highway Traffic Safety Administration |
NPS | National Park Service |
NPTS | Nationwide Personal Transportation Survey |
NTD | National Transit Database |
NYCT | New York City Transit |
OST | Office of the Secretary of Transportation |
PMT | Passenger miles traveled |
PPP | Public-private partnership |
PSR | Present Serviceability Rating |
PV | Passenger vehicle |
Q&A | Question and answer |
SAFETEA-LU | Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users |
SDDCTEA | Surface Deployment and Distribution Command Transportation Engineering Agency |
SDELP | San Diego Expressway Limited Partnership |
SEP-15 | Special Experimental Project No. 15 |
SIB | State Infrastructure Bank |
SQC | Synthesis, Quantity, and Condition |
STRAHNET | Strategic Highway Network |
SU | Single-unit truck |
SUV | Sport utility vehicle |
TDM | Travel demand management |
TEA-21 | Transportation Equity Act for the 21st Century |
TERM | Transit Economic Requirements Model |
TIFIA | Transportation Infrastructure Finance and Innovation Act |
TIM SA | Traffic Incident Management Self-Assessment |
TMA | Transportation Management Area |
TMC | Transportation management center |
TPMS | Transit Performance Monitoring System |
TTC-35 | Trans Texas Corridor |
TTI | Texas Transportation Institute |
USC | United States Code |
USFS | U.S. Forest Service |
USFWS | U.S. Fish and Wildlife Service |
VIUS | Vehicle Inventory and Use Survey |
V/SF | Volume to service flow |
VMS | Variable message signs |
VMT | Vehicle miles traveled |
VRM | Vehicle revenue miles |
WZSA | Work Zone Self-Assessment |