AASHTO |
American Association of State Highway and Transportation Officials |
ACE |
Altamont Commuter Express |
ADA |
Americans with Disabilities Act of 1990 |
ADT |
average daily traffic |
AEO |
Annual Energy Outlook 2010 |
APTA |
American Public Transportation Association |
ATM |
Active Traffic Management |
BAB |
Build America Bond |
BAC |
blood alcohol concentration |
BART |
San Francisco Bay Area Rapid Transit District |
BCR |
benefit-cost ratio |
BIRM |
Bridge Inspectors Reference Manual |
BLS |
Bureau of Labor Statistics |
BPI |
Bid Price Index |
BRT |
Bus Rapid Transit |
BTS |
Bureau of Transportation Statistics |
BTU |
British thermal unit |
C&P |
Conditions and Performance |
CAFE |
Corporate Average Fuel Economy |
CAT |
Climate Action Team, Climate Advisory Team |
CATA |
Central Arkansas Transit Authority |
CATS |
Charlotte Area Transit System |
CDOT |
Connecticut Department of Transportation |
CEA |
Council of Economic Advisers |
CEQ |
Council on Environmental Quality |
CFC |
chlorofluorocarbon |
CFR |
U.S. Code of Federal Regulations |
CFS |
Commodity Flow Survey |
CH4 |
methane |
CMAQ |
Congestion Mitigation and Air Quality |
CMTA |
Capital Metropolitan Transportation Authority |
CNT |
Center for Neighborhood Technology |
CO2 |
carbon dioxide |
CO2e |
CO2 equivalent |
COT |
City of Tucson |
CPI |
Consumer Price Index |
CSS |
context sensitive solution |
CTA |
Chicago Transit Authority |
DART |
Dallas Area Rapid Transit |
DHS |
U.S. Department of Homeland Security |
DO |
directly operated |
DOT |
Department of Transportation |
DOT&PF |
Alaska Department of Transportation and Public Facilities |
DTC |
Delaware Transit Corporation |
DTS |
City and County of Honolulu Department of Transportation Services |
EDC |
Every Day Counts |
EIA |
Energy Information Administration |
EPA |
U.S. Environmental Protection Agency |
FAF |
Freight Analysis Framework |
FARS |
Fatality Analysis Reporting System |
FHWA |
U.S. Federal Highway Administration |
FMCSA |
Federal Motor Carrier Safety Administration |
FPM |
freight performance measurement |
FTA |
Federal Transit Administration |
FY |
fiscal year |
g/dL |
gram per deciliter |
GARVEE |
Grant Anticipation Revenue Vehicle |
GCRTA |
The Greater Cleveland Regional Transit Authority |
GDP |
gross domestic product |
GHG |
greenhouse gas |
GIS |
geographic information system |
GP |
general purpose |
GPS |
Global Positioning System |
GreenLITES |
Green Leadership in Transportation Environmental Sustainability |
HART |
Hillsborough Area Regional Transit Authority |
HERS |
Highway Economic Requirements System |
HFC |
hydrofluorocarbon |
HFCS |
Highway Functional Classification System |
HMA |
hot-mix asphalt |
HOT |
high-occupancy toll |
HOV |
high-occupancy vehicle |
HPMS |
Highway Performance Monitoring System |
HPMS-AP |
HPMS Analytical Process |
HRRR |
High Risk Rural Roads Program |
HRT |
Hampton Roads Transit |
HTF |
Highway Trust Fund |
HUD |
U.S. Department of Housing and Urban Development |
ICM |
Integrated Corridor Management |
IDAS |
ITS Deployment Analysis System |
IFTWG |
Intermodal Freight Technology Working Group |
INVEST |
Infrastructure Voluntary Evaluation Sustainability Tool |
IPCC |
Intergovernmental Panel on Climate Change |
IRI |
International Roughness Index |
ISTEA |
Intermodal Surface Transportation Efficiency Act of 1991 |
IT |
Island Transit |
ITS |
intelligent transportation system(s) |
King County Metro |
King County Department of Transportation |
KT |
Kenosha Transit |
LACMTA |
Los Angeles County Metropolitan Transportation Authority |
LDV |
light-duty vehicle |
LEED |
Leadership in Energy and Environmental Design |
LID |
Low Impact Development |
LNG |
liquefied natural gas |
LPG |
liquefied petroleum gas |
MARTA |
Metropolitan Atlanta Rapid Transit Authority |
MATA |
Memphis Area Transit Authority |
MBTA |
Massachusetts Bay Transportation Authority |
MCCC |
Maryland Climate Change Commission |
MDT |
Miami-Dade Transit |
Metra |
Northeast Illinois Regional Commuter Railroad Corporation |
METRO |
Bi-State Development Agency; Metropolitan Transit Authority of |
|
Harris County, Texas; Metro Regional Transit Authority |
Metrolink |
Southern California Regional Rail Authority |
MOVES |
Motor Vehicle Emission Simulator |
mpg |
miles per gallon |
mph |
miles per hour |
MPO |
metropolitan planning organization |
MR&R |
maintenance, repair, and rehabilitation |
MTA |
Mass Transit Account, Metropolitan Transportation Authority, Maryland Transit Administration |
MTA LIRR |
MTA Long Island Rail Road |
MTA-MNCR |
Metro-North Commuter Railroad Company |
MTS |
San Diego Metropolitan Transit System |
MTSI |
mean time to service interruption |
MUNI |
San Francisco Municipal Railway |
N2O |
nitrous oxide |
NBI |
National Bridge Inventory |
NBIAS |
National Bridge Investment Analysis System |
NBIS |
National Bridge Inspection Standards |
NCHRP |
National Cooperative Highway Research Program |
NCTD |
North County Transit District |
NEPA |
National Environmental Policy Act |
NFT Metro |
Niagara Frontier Transportation Authority |
NHCCI |
National Highway Construction Cost Index |
NHS |
National Highway System |
NHTS |
National Household Travel Survey |
NHTSA |
National Highway Traffic Safety Administration |
NICTD |
Northern Indiana Commuter Transportation District |
NIPA |
U.S. National Income and Product Accounts |
NJ TRANSIT |
New Jersey Transit Corporation |
NNEPRA |
Northern New England Passenger Rail Authority |
NOAA |
National Oceanic and Atmospheric Administration |
NOx |
nitrogen oxide |
NORTA |
New Orleans Regional Transit Authority |
NTD |
National Transit Database |
NTPP |
Nonmotorized Transportation Pilot Program |
NYCT |
MTA New York City Transit |
OMB |
Office of Management and Budget |
OSTP |
Office of Science and Technology Policy |
P3 |
Public-Private Partnership |
PAB |
Private Activity Bond |
PATCO |
Port Authority Transit Corporation |
PATH |
Port Authority Trans-Hudson Corporation |
PCJPB |
Peninsula Corridor Joint Powers Board |
PENNDOT |
Pennsylvania Department of Transportation |
PFC |
perfluorocarbon |
PM-10 |
particulate matter of 10 microns in diameter or smaller |
PMT |
passenger miles traveled |
Port Authority |
Port Authority of Allegheny County |
PPI |
Producer Price Index |
PRHTA |
Puerto Rico Highway and Transportation Authority |
PSR |
Present Serviceability Rating |
PT |
purchase transportation |
RAP |
reclaimed asphalt pavement |
RCTC |
Riverside County Transportation Commission |
RPTA |
Regional Public Transportation Authority |
RTA |
Regional Transportation Authority |
RTD |
Denver Regional Transportation District |
RTP |
Regional Transportation Plan |
Sacramento RT |
Sacramento Regional Transit District |
SAFETEA-LU |
Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users |
SCS |
Sustainable Communities Strategy |
SEPTA |
Southeastern Pennsylvania Transportation Authority |
SF6 |
sulfur hexafluoride |
SGR |
State of Good Repair |
SIB |
State Infrastructure Bank |
SIRTOA |
Staten Island Rapid Transit Operating Authority |
SQC |
Synthesis, Quantity, and Condition |
ST |
Central Puget Sound Regional Transit Authority |
STRAHNET |
Strategic Highway Network |
SUV |
sports utility vehicle |
TEA-21 |
Transportation Equity Act for the 21st Century |
TEAM |
Transit Electronic Award Management |
TERM |
Transit Economic Requirements Model |
The T |
Fort Worth Transportation Authority |
TIFIA |
Transportation Infrastructure and Finance Innovation Act |
TIGER |
Transportation Investment Generating Economic Recovery |
TIGGER |
Transit Investment for Greenhouse Gas and Energy Reduction |
TMC |
traffic management center |
TOD |
Transit-Oriented Development |
TRB |
Transportation Research Board |
TriMet |
Tri-County Metropolitan Transportation District of Oregon |
TRI-Rail |
South Florida Regional Transportation Authority |
TTI |
Texas Transportation Institute |
TVT |
Traffic Volume Trends |
UCR |
Urban Congestion Report |
UN |
United Nations |
U.S.C. |
United States Code |
U.S. DOT |
United States Department of Transportation |
UTA |
Utah Transit Authority |
UZA |
urbanized area |
Valley Metro |
City of Phoenix Public Transit Department |
V/SF |
volume to service flow |
VHT |
vehicle-hours of travel |
VII |
Vehicle Infrastructure Integration |
VIUS |
Vehicle Inventory and Use Survey |
VMT |
vehicle miles traveled |
VRE |
Virginia Railway Express |
VRM |
vehicle revenue mile |
VSL |
variable speed limit |
VTA |
Santa Clara Valley Transportation Authority |
WMA |
warm mix asphalt |
WMATA |
Washington Metropolitan Area Transit Authority |