Office of Operations
21st Century Operations Using 21st Century Technologies

List of Abbreviations and Symbols

AASHTO American Association of State Highway and Transportation Officials
AERIS Applications for the Environment: Real-Time Information Synthesis
AMS American Meteorological Society
APWA American Public Works Association
ASOS automated surface observing system
ATDM active transportation and demand management
ATM active traffic management
AWOS automated weather observing system
AVL automatic vehicle location
BASC Board on Atmospheric Sciences and Climate
BCA benefit/cost analysis
CAMP Crash Avoidance Metrics Partnership
CATT Center for Advanced Transportation Technology
CITE Consortium for ITS Training and Education
CMF compatibility maturity framework
CMM Capability Maturity Model
CV connected vehicle
CVRIA connected vehicle reference implementation architecture
DCM Data Capture and Management program
DMA dynamic mobility application
DMS dynamic message sign
DOT department of transportation
EMDSS enhanced maintenance decision support system
ESS environmental sensor station
FAA Federal Aviation Administration
FAST fixed automated spray technologies 
FHWA Federal Highway Administration
FARS Fatality Analysis Reporting System
FI frost index
GES General Estimates System
GPS global position system
HAR Highway Advisory Radio
HCM Highway Capacity Manual
ICWS ice curve warning system 
IMO integrated mobile observations
INVEST Infrastructure Voluntary Evaluation Sustainability Tool
ITD Idaho Transportation Department
ITE Institute of Transportation Engineers
ITS intelligent transportation systems 
ITS-JPO Intelligent Transportation Systems Joint Program Office
ITSA Intelligent Transportation Systems of America
ITS America Intelligent Transportation Society of America
KTT knowledge and technology transfer
MADIS Meteorological Assimilation Data Ingest System
MAP-21 Moving Ahead for Progress in the 21st Century Act
MAW motorists' advisories and warnings
MDSS maintenance decision support systems
MVMT million vehicle miles traveled 
NASS National Automotive Sampling System
NCAR National Center for Atmospheric Research
NCHRP National Cooperative Highway Research Program
NHTSA National Highway Traffic Safety Administration
NMVCCS National Motor Vehicle Crash Causation Survey
NOAA National Oceanic and Atmospheric Administration
NOCoE National Operations Center of Excellence
NTCIP National Transportation Communications for ITS Protocol
NWS National Weather Service
O&M operations and maintenance
OAR Office of Oceanic & Atmospheric Research
OEI operations efficiency index
OFCM Office of the Federal Coordinator for Meteorology
OHPI Office of Highway Policy Information
PIARC World Road Association 
PCB professional capacity building 
PFS pooled fund study
PM performance measure
R&D research and development
RITA Research and Innovative Technology Administration
ROI return on investment
RW road weather
RWIS road weather information systems
RWM road weather management 
RWMP Road Weather Management Program
SAFETEA-LU Safe, Accountable, Flexible, Efficient, Transportation Equity Act - A Legacy for Users
SCOM Subcommittee on Maintenance 
SICOP Snow and Ice Cooperative Program
SHRP2 Strategic Highway Research Program 2
SOP standard of practice or standard operational procedure
SWIW spot weather impact warning
TOPS-BC Tools for Operations Benefit-Cost
TRB Transportation Research Board
TD transportation department
TrEPS traffic estimation and prediction system
UDOT Utah Department of Transportation
U.S. United States
USDOT United States Department of Transportation
USGS United States Geological Survey
V2I vehicle to infrastructure
VDT vehicle data translator 
VIIC Vehicle Infrastructure Integration Consortium 
VMT vehicle miles traveled
VSL variable speed limits 
WDE Weather Data Environment
WMTSP Winter Maintenance Technical Service Program
WRTM weather responsive traffic management
WSI winter severity index
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