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