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Status of the Nation's Highways, Bridges, and Transit:
2004 Conditions and Performance
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Abbreviations

AASHTOAmerican Association of State Highway and Transportation Officials
ACMAsset Conditions Reporting Module
ADAAmericans with Disabilities Act of 1990
ADTAverage daily traffic
APTAAmerican Public Transportation Association
ATSAlternative transportation (transit) system
BACBlood alcohol concentration
BCRBenefit/cost ratio
BLMBureau of Land Management
BNIPBridge Needs and Investment Process
BTSBureau of Transportation Statistics
C&PConditions and Performance
CMAQCongestion Mitigation and Air Quality Improvement Program
CMVCommercial motor vehicle
CNGCompressed natural gas
ComboCombination truck
COPCertificate of participation
CPIConsumer Price Index
CRCompliance Review
CTAACommunity Transportation Association of America
DHSU.S. Department of Homeland Security
DMSDynamic message sign(s)
DoDU.S. Department of Defense
DOIU.S. Department of the Interior
DOTU.S. Department of Transportation
DVMTDaily vehicle miles traveled
FARSFatality Analysis Reporting System
FHMRFederal Hazardous Materials Regulation
FHWAFederal Highway Administration
FLHPFederal Lands Highway Program
FLMAFederal Lands Management Agency
FMCSAFederal Motor Carrier Safety Administration
FMCSRFederal Motor Carrier Safety Regulation
FRAFederal Railroad Administration
FTAFederal Transit Administration
FYFiscal year
GANGrant Anticipation Note
GAOGovernment Accountability Office
GARVEEGrant Anticipation Revenue Vehicle
GDPGross domestic product
GPSGlobal positioning system
HBRRPHighway Bridge Replacement and Rehabilitation Program
HERSHighway Economic Requirements System
HFCSHighway Functional Classification System
HTFHighway Trust Fund
HOVHigh occupancy vehicle
HPMSHighway Performance Monitoring System
HPMS-APHighway Performance Monitoring System Analytical Process
HSIPHighway safety improvement program
HSPDHomeland Security Presidential Directive
IHSDMInteractive Highway Safety Design Model
IRIInternational Roughness Index
ISACInformation Sharing and Analysis Centers
ISTEAIntermodal Surface Transportation Efficiency Act of 1991
ITSIntelligent Transportation System
LNGLiquefied natural gas
LPGLiquefied petroleum gas
LTAPLocal Technical Assistance Program
LUSTLeaking Underground Storage Tank
MMUCCModel Minimum Uniform Crash Criteria
MPOMetropolitan planning organization
MSAMetropolitan statistical area
MTAMass Transit Account, New York Metropolitan Transportation Authority
NAFTANorth American Free Trade Agreement
NBINational Bridge Inventory
NBIASNational Bridge Investment Analysis System
NBIPNational Bridge Inspection Program
NBISNational Bridge Inspection Standards
NCHRPNational Cooperative Highway Research Program
NHSNational Highway System
NHTSNational Household Travel Survey
NHTSANational Highway Traffic Safety Administration
NPSNational Park Service
NPTSNationwide Personal Transportation Survey
NTDNational Transit Database
NTINational Transit Institute
OIGOffice of Inspector General (DOT)
PMTPassenger miles traveled
POEPort of entry
PPPPublic-Private Partnerships
PRISMPerformance and Registration Information Systems Management
PSRPresent Serviceability Rating
PT-ISACPublic Transportation-Information Sharing and Analysis Centers
PVPassenger vehicle
RORRun off the road
SAFETEASafe, Accountable, Flexible, and Efficient Transportation Equity Act
SBRPSpecial Bridge Replacement Program
SDDCTEASurface Deployment and Distribution Command Transportation Engineering Agency
SEPTASoutheastern Pennsylvania Transit Authority
SIBState Infrastructure Bank
SQCSynthesis, Quantity, and Condition
ST-ISACSurface Transportation-Information Sharing and Analysis Centers
STPSurface Transportation Program
STRAHNETStrategic Highway Network
SUSingle-unit truck
SUVSport utility vehicle
TEA-21Transportation Equity Act for the 21st Century
TEAMTransit Electronic Award and Management
TERMTransit Economic Requirements Model
TIFIATransportation Infrastructure and Finance Innovation Act of 1998
TMCTransportation management center
TPMSTransit Performance Monitoring System
TSITransportation Safety Institute
TTITexas Transportation Institute
TVMTTruck vehicle miles traveled
USDAU.S. Department of Agriculture
USFSU.S. Forest Service
USFWSU.S. Fish and Wildlife Service
V/SFVolume to service flow
VMTVehicle miles traveled
VRMVehicle revenue mile
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