USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Appendix B - Acronyms, Abbreviations, and Initialisms

Monday, September 10, 2012

Appendix B - Acronyms, Abbreviations, and Initialisms

A

 

AAR:

Association of American Railroads

ADA:

Americans with Disabilities Act

APTA:

American Public Transportation Association

ATPI:

Air Travel Price Index

ARRA:

American Reinvestment and Recovery Act

AASHTO:

American Association of State Highway and Transportation Officials


B

 

BEA:

Bureau of Economic Analysis

BLS:

Bureau of Labor Statistics

BTS:

Bureau of Transportation Statistics

Btu:

British thermal unit


C

 

CAFE:

Corporate Average Fuel Economy

CBP:

U.S. Customs and Border Protection

CFS:

Commodity Flow Survey

CO:

carbon monoxide

CO2:

carbon dioxide

CPI:

Consumer Price Index


D

 

DHS:

U.S. Department of Homeland Security

DOC:

U.S. Department of Commerce

DOE:

U.S. Department of Energy

DOL:

U.S. Department of Labor

DOT:

U.S. Department of Transportation

dwt:

deadweight tons


E

 

EIA:

Energy Information Administration

EPA:

U.S. Environmental Protection Agency


F

 

FAA:

Federal Aviation Administration

FAF:

Freight Analysis Framework

FHWA:

Federal Highway Administration

FMCSA:

Federal Motor Carrier Safety Administration

FRA:

Federal Railroad Administration

FTA:

Federal Transit Administration

FY:

fiscal year


G

 

GDP:

Gross Domestic Product

GHG:

greenhouse gas

GIS:

geographic information systems

GVWR:

gross vehicle weight rating


H

 

HMCRP:

Hazardous Materials Cooperative Research Program

HMIS:

Hazardous Materials Information System


K

 

KTI:

Key Transportation Indicators


M

 

MARAD:

Maritime Administration

MISLE:

Marine Information and Safety Law Enforcement

mmtc:

million metric tons of carbon

mpg:

miles per gallon

mph:

miles per hour

MSA:

metropolitan statistical area


N

 

NAICS:

North American Industry Classification System

NCFO:

National Census of Ferry Operators

NCFRP:

National Cooperative Freight Research Program

NCHRP:

National Cooperative Highway Research Program

NEI:

National Emissions Inventory

NEISS:

National Electronic Injury Surveillance System

NHTS:

National Household Travel Survey

NHTSA:

National Highway Traffic Safety Administration

NOS:

Not Otherwise Specified

NOX:

nitrogen oxides

NPIAS:

National Plan of Integrated Airport Systems

NTAD:

National Transportation Atlas Database

NTD:

National Transit Database

NTS:

National Transportation Statistics report

NTSB:

National Transportation Safety Board

NATS-OD:

North American Transportation Statistics Online Database


O

 

O&D:

origin and destination

OMB:

Office of Management and Budget

OOS:

out of service

OPEC:

Organization of Petroleum Exporting Countries


P

 

PM-2.5:

particulate matter of 2.5 microns in diameter or smaller

PM-10:

particulate matter of 10 microns in diameter or smaller

pmt:

passenger-miles of travel


Q

 

quads:

quadrillions


R

 

RITA:

Research and Innovative Technology Administration

rpm:

revenue passenger-mile


S

 

SAFETEA-LU:

Safe, Accountable, Flexible, Efficient Transportation Equity ActA Legacy for Users

SCTG:

Standard Classification of Transported Goods

SE:

standard error

SIC:

Standard Industrial Classification

STOL:

short take-off and landing

SUV:

sport utility vehicle


T

 

TEU:

20-foot equivalent unit

TgCO2Eq:

teragrams of carbon dioxide equivalent

TSAR:

Transportation Statistics Annual Report

TRB:

Transportation Research Board

TSI:

Transportation Services Index

TTI:

Texas Transportation Institute

TTI:

Travel Time Index


U

 

USACE:

U.S. Army Corps of Engineers

USCG:

U.S. Coast Guard

USDA:

U.S. Department of Agriculture

USDHS:

U.S. Department of Homeland Security

USDOC:

U.S. Department of Commerce

USDOL:

U.S. Department of Labor

USDOT:

U.S. Department of Transportation

USPS:

U.S. Postal Service


V

 

VIUS:

Vehicle Inventory and Use Survey

vmt:

vehicle-miles of travel

VOC:

volatile organic compounds