|
AADT
|
average annual daily traffic
|
|
AADTT
|
average annual daily truck traffic
|
|
AASHTO
|
American Association of State Highway and Transportation Officials
|
|
ACS
|
American Community Survey
|
|
ADA
|
Americans with Disabilities Act of 1990
|
|
ADT
|
annual daily traffic; average daily traffic
|
|
AEO
|
Annual Energy Outlook
|
|
APTA
|
American Public Transportation Association
|
|
ATM
|
Active Traffic Management
|
|
ATRI
|
American Transportation Research Institute
|
|
B/C
|
benefit-cost
|
|
BCA
|
benefit-cost analysis
|
|
BCR
|
benefit-cost ratio
|
|
BIA
|
U.S. Bureau of Indian Affairs
|
|
BLM
|
Bureau of Land Management
|
|
BLS
|
U.S. Bureau of Labor Statistics
|
|
BPI
|
Bid Price Index
|
|
BTS
|
U.S. Bureau of Transportation Statistics
|
|
C&P
|
Conditions and Performance
|
|
CAFE
|
Corporate Average Fuel Economy
|
|
CCSP
|
Climate Change Scenario Planning Project, Central New Mexico
|
|
CFR
|
Code of Federal Regulations
|
|
CMAQ
|
Congestion Mitigation and Air Quality
|
|
CMIP
|
Coupled Model Intercomparison Project
|
|
CO2
|
carbon dioxide
|
|
CPI
|
Consumer Price Index
|
|
CRFC
|
Critical Rural Freight Corridor
|
|
CSS
|
Context Sensitive Solutions
|
|
CUFC
|
Critical Urban Freight Corridor
|
|
DO
|
directly operated
|
|
DOD
|
Department of Defense
|
|
DOI
|
Department of the Interior
|
|
DOT
|
Department of Transportation
|
|
DR
|
demand response
|
|
DRM
|
directional route mile
|
|
EDC
|
Every Day Counts
|
|
EERPAT
|
Energy and Emissions Reduction Policy Analysis Tool
|
|
EPA
|
Environmental Protection Agency
|
|
FAF
|
Freight Analysis Framework
|
|
FARS
|
Fatality Analysis Reporting System
|
|
FAST Act
|
Fixing America's Surface Transportation Act
|
|
FH
|
Forest Highways
|
|
FHWA
|
Federal Highway Administration
|
|
FLHP
|
Federal Lands Highway Program
|
|
FLMA
|
Federal Land Management Agency
|
|
FLTP
|
Federal Lands Transportation Program
|
|
FLTTP
|
Federal Lands and Tribal Transportation Program
|
|
FMCSA
|
Federal Motor Carrier Safety Administration
|
|
FMEI
|
Freight Movement Efficiency Index
|
|
FPM
|
freight performance measures
|
|
FRA
|
Federal Railroad Administration
|
|
FTA
|
Federal Transit Administration
|
|
FWS
|
Fish and Wildlife Service
|
|
FY
|
fiscal year
|
|
GARVEE
|
Grant Anticipation Revenue Vehicle
|
|
GDP
|
gross domestic product
|
|
GHG
|
greenhouse gas
|
|
GIS
|
geographic information system
|
|
GPS
|
global positioning system
|
|
GRS-IBS
|
geosynthetic reinforced soil-integrated bridge system
|
|
HERS
|
Highway Economic Requirements System
|
|
HOT
|
high occupancy toll
|
|
HOV
|
high occupancy vehicle
|
|
HPMS
|
Highway Performance Monitoring System
|
|
HPMS-AP
|
HPMS Analytical Process
|
|
HR
|
heavy rail
|
|
HSIP
|
Highway Safety Improvement Program
|
|
HSM
|
Highway Safety Manual
|
|
HTF
|
Highway Trust Fund
|
|
ICE
|
Infrastructure Carbon Estimator
|
|
INVEST
|
Infrastructure Voluntary Evaluation Sustainability Tool
|
|
IRI
|
International Roughness Index
|
|
IRR
|
Indian Reservation Roads
|
|
ISTEA
|
Intermodal Surface Transportation Efficiency Act of 1991
|
|
ITE
|
Institute of Transportation Engineers
|
|
ITS
|
intelligent transportation system
|
|
KACTS
|
Kittery Area Comprehensive Transportation System
|
|
LAI
|
Location Affordability Index
|
|
LR
|
light rail
|
|
LRTP
|
Long Range Transportation Plans
|
|
LTPP
|
Long-Term Pavement Performance
|
|
MAP-21
|
Moving Ahead for Progress in the 21st Century Act
|
|
MB
|
motorbus
|
|
MCDM
|
multi-criteria decision method
|
|
MEPDG
|
Mechanistic Empirical Pavement Design Guide
|
|
MFN
|
Multimodal Freight Network
|
|
MIRE
|
Model Inventory of Roadway Elements
|
|
MOVES
|
Motor Vehicle Emission Simulator
|
|
mpg
|
miles per gallon
|
|
MPO
|
metropolitan planning organization
|
|
MR&R
|
maintenance, repair, and replacement; maintenance, repair, and rehabilitation
|
|
MRCOG
|
Mid Region Council of Governments
|
|
MTA
|
Mass Transit Account
|
|
NBE
|
National Bridge Element
|
|
NBI
|
National Bridge Inventory
|
|
NBIAS
|
National Bridge Investment Analysis System
|
|
NCHRP
|
National Cooperative Highway Research Program
|
|
NFN
|
National Freight Network
|
|
NHCCI
|
National Highway Construction Cost Index
|
|
NHFN
|
National Highway Freight Network
|
|
NHPP
|
National Highway Performance Program
|
|
NHS
|
National Highway System
|
|
NHTS
|
National Household Travel Survey
|
|
NHTSA
|
National Highway Traffic Safety Administration
|
|
NPMRDS
|
National Performance Management Research Data Set
|
|
NPRM
|
Notice of Proposed Rulemaking
|
|
NPS
|
National Park Service
|
|
NTD
|
National Transit Database
|
|
OMB
|
Office of Management and Budget
|
|
P3
|
Public-Private Partnership
|
|
PAB
|
Private Activity Bond
|
|
PBES
|
prefabricated bridge elements and systems
|
|
PFN
|
Primary Freight Network
|
|
PHFS
|
Primary Highway Freight System
|
|
PLDR&T
|
public lands development roads and trails
|
|
PLHD
|
Public Lands Highway Discretionary Program
|
|
PM-1
|
Safety Performance Measures Rule
|
|
PM-10
|
particulate matter of 10 microns in diameter or smaller
|
|
PM-2
|
Pavement and Bridge Performance Measures Rule
|
|
PM-3
|
System Performance Measures Rule
|
|
PMT
|
passenger miles traveled; person miles of travel
|
|
PRP
|
park roads and parkways
|
|
PSR
|
Present Serviceability Rating; Pavement Serviceability Rating
|
|
PT
|
purchased transportation
|
|
RAIRS
|
Rail Accident/Injury Reporting System
|
|
Reclamation
|
Bureau of Reclamation
|
|
Recovery
|
Act American Recovery and Reinvestment Act
|
|
ROW
|
right-of-way
|
|
RP
|
Recommended Practice
|
|
RR
|
Refuge Roads
|
|
RTP
|
Recreational Trails Program
|
|
SAFETEA-LU
|
Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users
|
|
SCATS
|
Sydney Coordinated Adaptive Traffic System
|
|
SCOOT
|
Split Cycle Offset Optimization Technique
|
|
SGR
|
state of good repair
|
|
SHSP
|
Strategic Highway Safety Plan
|
|
SP
|
System Planning
|
|
SQC
|
Synthesis, Quantity, and Condition
|
|
SR
|
State Route
|
|
SRTS
|
Safe Routes to School
|
|
STAA
|
Surface Transportation Assistance Act of 1982
|
|
STBG
|
Surface Transportation Block Grant
|
|
STIC
|
Small Transit Intensive Cities
|
|
STP
|
Surface Transportation Program
|
|
STRAHNET
|
Strategic Highway Network
|
|
STRIDE
|
Southeastern Transportation Research, Innovation, Development and Education Center, University of Florida
|
|
STURAA
|
Surface Transportation and Uniform Relocation Assistance Act of 1987
|
|
SUV
|
sport-utility vehicle
|
|
TA
|
Transit Alternatives
|
|
TAP
|
Transportation Alternatives Program
|
|
TDM
|
Transportation Demand Management
|
|
TE
|
Transportation Enhancement
|
|
TEA-21
|
Transportation Equity Act for the 21st Century
|
|
TEAM
|
Transit Electronic Award Management
|
|
TERM
|
Transit Economic Requirements Model
|
|
TIFIA
|
Transportation Infrastructure and Finance Innovation Act
|
|
TMAS
|
Traffic Monitoring Analysis System
|
|
TPM
|
Transportation Performance Management
|
|
TRIP
|
Transit in the Parks
|
|
TSI
|
Transportation Services Index
|
|
U.S.
|
United States
|
|
U.S.C.
|
United States Code
|
|
UPT
|
unlinked passenger trips
|
|
USACE
|
U.S. Army Corps of Engineers
|
|
USAGE
|
United States Applied General Equilibrium
|
|
USDA
|
U.S. Department of Agriculture
|
|
USFS
|
U.S. Forest Service
|
|
UZA
|
urbanized area
|
|
V/SF
|
volume/service flow
|
|
V2I
|
Vehicle-to-Vehicle
|
|
V2V
|
Vehicle-to-Infrastructure
|
|
VAST
|
Vulnerability Assessment Scoring Tool
|
|
VII
|
Vehicle Infrastructure Integration
|
|
VIUS
|
Vehicle Inventory and Use Survey
|
|
VMS
|
variable message signs
|
|
VMT
|
vehicle miles traveled
|
|
VRM
|
vehicle revenue mile
|
|
VSL
|
value of a statistical life; variable speed limit
|
|
VT
|
vehicle type
|
|
VT1
|
small auto
|
|
VT2
|
medium auto
|
|
VT3
|
four-tire truck
|
|
VT4
|
six-tire truck
|
|
VT5a
|
three- or four-axle truck
|
|
VT5b
|
bus
|
|
VT6
|
four-axle combination truck
|
|
VT7
|
five- or more axle combination truck
|
|
WMA
|
warm mix asphalt
|
