Transportation Acronyms and Abbreviations

Updated November 9, 2012

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A

Acronym Corresponding Term
AA Alternatives Analysis

AADT

Annual Average Daily Traffic

AASHTO

American Association of State and Highway Transportation Officials

ACTT

Accelerated Construction Technology Transfer

ADA

Americans with Disabilities Act

ADT

Average Daily Traffic

AFV

Alternative Fuel Vehicle

AICP

American Institute of Certified Planners

AMPO

Association of Metropolitan Planning Organizations

APTA

American Public Transportation Association

AQCDR

Air Quality Conformity Determination Report

AQI

Air Quality Index

ASLA

American Society of Landscape Architects

AVL

Automatic Vehicle Locator

 

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B

Acronym Corresponding Term
B/C Benefit/Cost Ratio

BGMPO

Burlington-Graham Metropolitan Planning Organization

BMP

Best Management Practices

 

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C

Acronym Corresponding Term
CAA/CAAA Clean Air Act / Clean Air Act Amendments of 1990

CAD

Computer Assisted Design

CBD

Central Business Dirstrict

C3

Creative Corridors Coalition

CCPB

City-County Planning Board

CDP

Census Designated Place

CE

Categorical Exclusion

CERCLA

Comprehensive Environmental Response, Compensation and Liability Act

CFR

Combined Federal Register

CIA

Community Impact Assessment

CIP

Capital Improvements Program

CMAQ

Congestion Mitigation and Air Quality Program

CMP/CMS

Congestion Management Processes/System

CO

Carbon Monoxide

CSS/CSD

Context Sensitive Solutions/Context Sensitive Design

CTP

Comprehensive Transportation Plan

CTPP

Census Transportation Planning Package

 

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D

Acronym Corresponding Term
DAQ/NCDAQ (North Carolina) Division of Air Quality (Division of NCDENR)

DBE

Disadvantaged Business Enterprise

DEIS

Draft Environmental Impact Statement

DENR/NCDENR

(North Carolina) Department of Environment and Natural Resources

DHV

Design Hour Volume

DMU

Diesel Multiple Unit

 

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E

 

Acronym Corresponding Term
EAC Early Action Compact

EIS/EA

Environmental Impact Statement/Environmental Assessment

EJ

Environmental Justice

EO

Executive Order

EPA/USEPA

(United States) Environmental Protection Agency

 

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F

 

Acronym Corresponding Term
FAA Federal Aviation Administration

FCAC

Forsyth County Airport Commission

FCOEAP

Forsyth County Office of Environmental Assistance and Protection

FFC

Federal Functional Class

FFY

Federal Fiscal Year (October 1 - September 30)

FHWA

Federal Highway Administration

FONSI

Finding of No Significant Impact

FRA

Federal Railroad Administration

FTA

Federal Transit Administration

FY

Fiscal Year (July 1 - June 30) (State/Local)

 

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G

Acronym Corresponding Term
GIS Geographic Information System

GPS

Global Positioning System

GUAMPO

Greensboro Urban Area Metropolitan Planning Organization

 

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H

Acronym Corresponding Term

HCM

Highway Capacity Manual

HOT

Heart of the Triad

HOT Lanes

High Occupancy Toll Lanes

HOV

High Occupancy Vehicle

HPMPO

High Point Metropolitan Planning Organization

HPMS

Highway Performance Monitoring System

 

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I

Acronym Corresponding Term

I/M

Inspection/Maintenance Program

ISTEA

Intermodal Surface Transportation Effriciency Act

ITE

Institute of Transportation Engineers

ITS

Intelligent Transportation Systems

IVHS

Intelligent Vehicle Highway Systems

 

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J

Acronym Corresponding Term
JARC Job Access and Reverse Commute Program

 

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L

Acronym Corresponding Term

LEDPA

Least Environmentally Damaging Preferred Alternative

LEED

Leadership in Energy and Environmental Design

LEP

Limited English Proficiency

LOS

Level of Service

LPA

Lead Planning Agency

LRT

Light-Rail Transit

LRTP

Long Range Transportation Plan

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M

Acronym Corresponding Term
MAB Metropolitan Area Boundary

MAC

Metro Activity Center

MAP-21

Moving Ahead for Progress in the 21st Century Act

MIS

Major Investment Study

MLI

Minority and Low Income (Population)

MOA

Memorandum of Agreement

MOU

Memorandum of Understanding

MPO

Metropolitan Planning Organization

MSA

Metropolitan Statistical Area

MTIP

Metropolitan Transportation Improvement Program

MUTCD

Manual on Uniform Traffic Control Devices

MVEB

Motor Vehicle Emission Budget

 

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N

Acronym Corresponding Term
NAAQS National Ambient Air Quality Standards

NCAMPO

North Carolina Association of Metropolitan Planning Organizations

NCAPA

North Carolina Chapter of the American Planning Association

NCARPO

North Carolina Association of Rural Planning Organizations

NCDAQ

North Carolina Division of Air Quality

NCDENR

North Carolina Department of Environment and Natural Resources

NCDOT

North Carolina Department of Transportation

NCSITE

North Carolina Section of the Institute of Transportation Engineers

NEI

National Emission Inventory

NEPA

National Environmental Protection Act

NHS

National Highway System

NOx

Nitrogen Oxide

NWPRPO

Northwest Piedmont Rural Planning Organization

 

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O

Acronym Corresponding Term
O/D Origin/Destination

 

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P

Acronym Corresponding Term
PART Piedmont Authority for Regional Transportation

PE

Professional Engineer

PEF

Private Engineering Firm

PM 2.5

Particulate Matter 2.5 Microns in Size

PM 10

Particulate Matter 10 Microns in Size

PPP

Public Participation Policy

PTRC

Piedmont Triad Regional Council

PTRM

Piedmont Triad Regional Model

PTRPO

Piedmont Triad Rural Planning Organization

 

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R

Acronym Corresponding Term
RFP/RFQ Request for Proposals/Request for Qualifications

ROD

Record of Decision

ROW

Right of Way

RPO

Rural Planning Organization

 

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S

Acronym Corresponding Term
SAFETEA-LU Safe, Accountable, Flexible, Efficient Transportation Equity Act - A Legacy for Users

SHPO

State Historic Preservation Office

SIP

State Implementation Plan

SOV

Single Occupant/Occupancy Vehicle

SPOT

Strategic Planning Office of Transportation (of NCDOT)

SPR

Statewide Planning and Research

SRTS

Safe Routes to School

STIP

State Transportation Improvement Program

STP

Surface Transportation Program

STP-DA

Surface Transportation Program - Direct Attributable

STP-EB

Surface Transportation Program - Enhancements

 

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T

Acronym Corresponding Term
TAC Transportation Advisory Committee

TAZ

Traffic Analysis Zone

TEA

Transportation Equity Act

TEA-21

Transportation Equity Act for the 21st Century

TCC

Technical Coordinating Committee

TCM

Transportation Control Measure

TDM

Transportation Demand Management

TDP

Transportation Development Plan

TIGER

Transportation Investment Generating Economic Recovery

TIGER/Line

Topologically Integrated Geographic Encoding and Referencing (linear data)

TIP

Transportation Improvement Program

TIS

Transportation Impact Study

TMA

Transportation Management Area

TPB

Transportation Planning Branch (of NCDOT)

TRANSCAD

Transportation Computer Assisted Design

TRB

Transportation Research Board

TSM

Transportation System Management

 

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U

Acronym Corresponding Term
UA Urban/Urbanized Area

UAB

Urbanized Area Boundary

UC

Urban Cluster

UDO

Unified Development Ordinances

UPWP

Unified Planning Work Program

USC

United States Code

USDOT

United States Department of Transportation

USEPA/EPA

(United States) Environmental Protection Agency

UZA

Urbanized Area

 

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V

Acronym Corresponding Term
V/C Ratio Volume/Capacity Ratio

VHT

Vehicle Hours Traveled

VMS

Variable Message Sign

VMT

Vehicle Miles Traveled

VOC

Volatile Organic Compound

VOR

Vehicle Occupancy Rate

VPH

Vehicles per Hour

 

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W

Acronym Corresponding Term
WSDOT Winston-Salem Department of Transportation

WSMAB

Winston-Salem Metropolitan Area Boundary

WSTA

Winston-Salem Transit Authority

WSUAMPO

Winston-Salem Urban Area Metropolitan Planning Organization

WSUA

Winston-Salem Urban Area

 

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