Appendix C
List of Acronyms and Initialisms
AAA American Automobile Association
AADT Annual Average Daily Traffic
AAMA American Automobile
Manufacturers Association
AAR Association of American Railroads
AAS Air Activity Statistics of Certificated
Air Carriers
AGA American Gas Association
AI Alcohol Involvement
AIA Aerospace Industries Association
ALVW Adjusted Loaded Vehicle Weight
AMIO Alien Migrant Interdiction
Operations
AOPL Association of Oil Pipelines
APTA American Public Transit Association
ATS American Travel Survey
ATV All-Terrain Vehicle
BAC Blood Alcohol Concentration
BEA Bureau of Economic Analysis
BMA Bicycle Manufacturer's Association
BTS Bureau of Transportation Statistics
Btu British Thermal Unit
CFR U.S. Code of Federal Regulation
CFS Commodity Flow Survey
CNG Compressed Natural Gas
CO Carbon Monoxide
CVS Certification Vehicle Standard
dB Decibels
DNL Day Night Sound Level
dwt Deadweight Tons
EPA U.S. Environmental Protection
Agency
EIA Energy Information
Administration
FAA Federal Aviation Administration
FARS Fatality Analysis Reporting
System Database
FERC Federal Energy Regulatory
Commission
FHWA Federal Highway Administration
FRA Federal Railway Administration
FTA Federal Transit Administration
FTP Federal Test Procedure
FTZ Foreign Trade Zone
GAATA General Aviation and Air Taxi
Activity
GAMA General Aviation Manufacturers
Association
GES General Estimates System
GIS Geographic Information System
g/mi Grams Per Mile
GVWR Gross Vehicle Weight Rating
HC Hydrocarbon
HPMS Highway Performance Monitoring
System
ICC Interstate Commerce Commission
INM Integrated Noise Model
IO Investigative Officer
IRI International Roughness Index
LDT Light-Duty Truck
LMIS Lloyd's Maritime Information System
LPG Liquefied Petroleum Gas
LR Lloyd's Register
LVW Loaded Vehicle Weight
MARAD Maritime Administration
MCMIS Motor Carrier Management
Information System
MIC Motorcycle Industry Council, Inc.
mmbd Million Barrels Per Day
MOBILE Mobile Source Emissions Factor
Model
MDPV Medium-Duty Passenger Vehicles
mpg Miles Per Gallon
MSIS Marine Safety Information System
MTBE Methyl Tributyl Ether
MVMA Motor Vehicle Manufacturers
Association
NANIM Nationwide Airport Noise Impact
Model
NBDA National Bicycle Dealers Association
NDC Navigation Data Center
NHS National Highway System
NHTSA National Highway Traffic Safety
Administration
NMAC Near Mid-Air Collision
NOx Nitrogen Oxides
NOPS National Operations Center
NOPUS National Occupant Protection Use
Survey
NPIAS National Plan of Integrated Airport
Systems
NPTS Nationwide Personal Transportation
Survey
NTD National Transit Database
NTS National Transportation Statistics
NTSB National Transportation Safety Board
OAI Office of Airline Information
OAG Official Airline Guide
OIG Office of the Inspector General
OPS Office of Pipeline Safety
ORNL Oak Ridge National Laboratory
OST Office of the Secretary of
Transportation
PAR Police Accident Report
PIRS Pollution Incident Reporting System
PMT Passenger Miles of Travel
PSI Pollutant Standard Index
PSR Present Serviceability Rating
RFG Reformulated Gasoline
RO/RO Roll-On/Roll-Off
RSPA Research and Special Programs
Administration
RTECS Residential Transportation Energy
Consumption Survey
RVP Reid Vapor Pressure
SAMIS Safety Management Information
Statistics
SEC Securities and Exchange Commission
SHA State Highway Agencies
SO2 Sodium Dioxide
STB Surface Transportation Board
TMG Traffic Monitoring Guide
TIUS Truck Inventory and Use Survey
TSFD Transborder Surface Freight Data
USACE U.S. Army Corps of Engineers
USCG U.S. Coast Guard
USDOC U.S. Department of Commerce
USDOD U.S. Department of Defense
USDOT Department of Transportation
USSR Union of Soviet Social Republic
TAF Terminal Area Forecast
TIUS Truck Inventory and Use Survey
TMG Traffic Monitoring Guide
TRFD Transportation-Related Final
Demand
TTI Texas Transportation Institute
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