Transportation Alphabet Soup
Cracking the Code

AAA American Automobile Association
AAR Association of American Railroads
AASHTO American Association of State Highway & Transportation Officials
ADA Americans with Disabilities Act
ART Arlington Transit System
ARTS Automated Routing Transportation System (WMATAís customer service database)
APTA American Public Transportation Association
AQPAC Air Quality Public Advisory Committee
AVI Automated Vehicle Identification
BATA Ballston/Rosslyn Area Transportation Association
CAAA Clean Air Act Amendment
CAC Citizens Advisory Committee
CCWP Commuter Connections Work Program
CFD Committee for Dulles
CIP Capital Improvement Program
CLRP Constrained Long-Range Plan
CMAQ Congestion Mitigation & Air Quality Improvement Program
CO Carbon Monoxide
COG Metropolitan Washington Council of Govít
CTB Commonwealth Transportation Board
CUE CUE Bus (City of Fairfax)
DASH Alexandria Transit Company
DATA Dulles Area Transportation Association
DCDPW D.C. Department of Public Works
DCRA Dulles Corridor Rail Association
EPA US Environmental Protection Agency
FAMPO Fredericksburg Area Metropolitan Planning Organization
FHWA Federal Highway Administration
FRA Federal Railroad Administration
FTA Federal Transit Authority
GIS Geographic Information System
GMU George Mason University
GPS Global Positioning Satellite System
GRH Guaranteed Ride Home
GSA General Services Administration
HJR House Joint Resolution
HMOF Highway Maintenance and Operations Fund
HOT Lanes HOV-Free/Toll Other
HOV High Occupancy Vehicle
ISTEA Intermodal Surface Transportation Efficiency Act of 1991
ITS Intelligent Transportation Systems
LOV Low Occupancy Vehicle
MARC Maryland Rail Commuter Service
MDOT Maryland Department of Transportation
MIS Major Investment Study
MOU Memorandum of Understanding
MPO Metropolitan Planning Organization
MSA Metropolitan Statistical Area
MTA Maryland Transit Authority
MWAA Metropolitan Washington Airports Authority
MWAQC Metropolitan Washington Air Quality Committee
MWCOG Metropolitan Washington Council of Governments
NEXTEA Re-authorization of ISTEA
NHS National Highway System
NOx Nitrogen Oxide
NPS National Park Service
NTD National Transit Database (Formerly Section 15 Data)
NVPDC Northern Virginia Planning District Commission
NVRC Northern Virginia Regional Commission ( Formerly NVPDC)
NVTA Northern Virginia Transportation Alliance
NVTC Northern Virginia Transportation commission
O3 Ozone
Proffer Freely Offered Improvements
PRTC Potomac and Rappahannock Transportation Commission
PTF Priority Transportation Fund (VDOT funding program)
RADCO Rappahannock Area Development Commission
RFP Request for Proposals
RSTP Regional Surface Transportation Program
SCC State Corporation Commission
SIP State Implementation Plan
SJR Senate Joint Resolution
SOV Single Occupant Vehicle
STARS Surface Transportation Authority & Regulatory Act
STIP Statewide Transportation Improvement Program
TAGS Transportation Association of Greater Springfield
TCC Transportation Coordinating Council
TEA-21 Transportation Efficiency Act for the 21st Century
TERM Transportation Emissions Reduction Measure
TIP Transportation Improvement Program
TLC Transit Link Pass between MARC, Metro and VRE
TMA Transportation Management Association
TPB Transportation Planning Board of the National Capital Region
TRB Transportation Research Board
TRC Transportation Research Council
TRDI Transit Ridesharing Development Initiative
TRIP Train Information Provider
TRIP II Toll Road Investors
TSCP Transportation Service Coordination Plan
TTF Transportation Trust Fund
TYTRAN Tysons Transportation Association
UPWP Unified Planning Work Program
US DOT US Department of Transportation
VACO Virginia Association of Counties
VDOT Virginia Department of Transportation
VDRPT Virginia Department of Rail and Public Transportation
VOCs Volatile Organic Compounds
VPSI Van Pool Services, Inc.
VRE Virginia Railway Express
VRTA Virginia Regional Transit Association
VTA Virginia Transit Association
WABA Washington Area Bicyclist Association
WATF Washington Airports Task Force
WMATA Washington Metropolitan Area Transit Authority
WMTIS Washington Metropolitan Traveler Information Service
WSTC Washington Suburban Transit Commission

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Last modified 3 July 2002