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A |
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| AAAE |
American Association of Airport Executives |
| AAG |
Assistant Attorney General |
| AAMVA |
American Association of Motor Vehicle Administrators |
| AAR |
Association of American Railroads |
| AASHTO |
American Association of State Highway and Transportation Officials |
| ACP |
asphalt concrete pavement |
| ACS |
Adaptive Contol Software |
| ADA |
Americans with Disabilities Act |
| ADT |
average daily traffic |
| AGC |
Associated General Contractors |
| AIA |
American Institute of Architects |
| AIDA |
Advanced Incident Detection Algorithm |
| AISC |
American Institute of Steel Constructors, Inc. |
| ALP |
Airport Layout Plan |
| AMTRAK |
National Rail Passenger Corporation |
| ANSI |
American National Standards Institute |
| AOCI |
Airport Operators Council International |
| AOPA |
Aircraft Owners and Pilots Association |
| APAW |
Asphalt Paving Association of Washington |
| APD |
Airport Planning District |
| APTA |
American Public Transit Association |
| APWA |
American Public Works Association |
| AQCR |
Air Quality Control Requirements OR Air Quality Control Regulations |
| ARB |
Agency Request Budget |
| ARTBA |
American Road and Transportation Builders Association |
| ARTCC |
Air Route Traffic Control Center |
| ASCE |
American Society of Civil Engineers |
| ASR |
alkali-silica reactivity |
| ASTM |
American Society for Testing and Materials |
| ATA |
Airline Transport Association also American Trucking Association |
| AVA |
air void analyzer |
| AWC |
Association of Washington Cities |
| AWDVTE |
average weekday vehicle trip ends |
| AWS |
American Welding Society |
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B |
 top |
| BASS |
Bid Analysis and Statistics System |
| B/C |
benefit cost |
| BIA |
Bureau of Indian Affairs (U.S.) |
| BM |
bench mark |
| BM |
Bureau of Mines (U.S.) |
| BMP |
Best Management Practice |
| BPA |
Bonneville Power Administration |
| BST |
bituminous surface treatment |
| BTS |
Bureau of Transportation Statistics (U.S.) |
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C |
top |
| CA |
Certification Acceptance |
| CAB |
Civil Aeronautics Board |
| CACHS |
Citizens' Advisory Committee on Highway Safety |
| CAD |
computer aided drafting |
| CADD |
computer aided drafting and design |
| CAP |
Civil Air Patrol |
| CAPS |
Contract Administration and Payment System |
| CBD |
Central Business District |
| CBRT |
Committee for Balanced Regional Transportation |
| CCIS |
Construction Contract Information System |
| C-D |
collector-distributor road |
| CE - NEPA |
Categorical Exclusion (U.S.) |
| CE - SEPA |
Categorical Exemption |
| CEQ |
Council on Environmental Quality |
| CFR |
Code of Federal Regulations |
| CICAS |
Cooperative Intersection Collision Avoidance Systems |
| CLB |
Current Law Budget |
| CMAQ |
Congestion Mitigation and Air Quality |
| CMP |
Corridor Management Plan |
| CN |
Construction |
| COE |
Corps of Engineers (U.S.) |
| CPMS |
Capital Program Management System |
| CRAB |
County Road Administration Board |
| CRGC |
Columbia River Gorge Commission |
| CS |
control section |
| CSBC |
Crushed Surfacing Base Course |
| CSG |
Council of State Governments |
| CSTC |
crushed surfacing top course |
| CTA |
County Transportation Authority |
| CTR |
Commute Trip Reduction |
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D |
top |
| D |
Directive |
| DBE |
Disadvantaged Business Enterprise |
| DBR |
Discretionary Bridge Replacement |
| DDHV |
directional design hour volume |
| DEIS |
Draft Environmental Impact Statement |
| DHRD |
Division of Human Resource Development |
| DHV |
design hour volume |
| DIS |
Department of Information Services |
| DNR |
Department of Natural Resources |
| DNS |
Determination of Nonsignificance |
| DOA |
Department of the Army (U.S.) |
| DOE |
Department of Ecology (Washington State) |
| DOL |
Department of Licensing |
| DOP |
Department of Personnel |
| DOT |
Department of Transportation |
| DP |
Data Processing |
| DSHS |
Department of Social and Health Services |
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E |
top |
| EA |
Environmental Assessment |
| EA |
Environmental Classification Summary |
| EAA |
Experimental Aircraft Association |
| EBASE |
Estimate Bid Analysis Systems (Replaces BASS) |
| ECR |
External Civil Rights Branch, a suborganization of the Equal Opportunity Office |
| ECS |
Environmental Classification Summary |
| EDM |
electronic distance measurers |
| EEO |
Equal Employment Opportunity |
| EIS |
Environmental Impact Statement |
| ELT |
electronic locator transmitters |
| EOC |
Emergency Operations Center |
| EPA |
Environmental Protection Agency |
| ESD |
Employment Security Department (Washington State) |
| ESD |
Educational Services District |
| ESA |
Endangered Species Act |
| ETC |
Employee Transportation Coordinator |
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F |
top |
| FA |
Federal Aid |
| FAA |
Federal Aviation Administration |
| FAI |
Federal Aid Interstate |
| FAP |
Federal Aid Primary |
| FAPG |
Federal Aid Policy Guide |
| FAS |
Federal Aid Secondary |
| FASP |
Federal Aid Safety Program |
| FAST Corridor |
Freight Action Strategy for the Everett-Seattle-Tacoma Corridor |
| FAU |
Federal Aid Urban |
| FAUS |
Federal Aid Urban Systems |
| F&B |
Finance and Budget Management Division |
| FEA |
Final Environmental Assessment |
| FEIS |
Final Environmental Impact Statement |
| FEMA |
Federal Emergency Management Agency |
| FERC |
Federal Energy Regulatory Commission |
| FGTS |
Freight and Goods Transportation System |
| FHPM |
Federal-Aid Highway Program Manual |
| FHWA |
Federal Highway Administration |
| FIC |
Flight Instructor Clinic |
| FONSI |
Finding of No Significant Impact |
| FRA |
Federal Railroad Administration |
| FS |
Forest Service |
| FSS |
Flight Service Station |
| FTA |
Federal Transit Administration |
| FY |
fiscal year |
| 4-R |
Highway Reconstruction, Resurfacing, Restoration, and Rehabilitation |
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G |
top |
| GA |
General Administration, Department of |
| GAMA |
General Aviation Manufacturers Association |
| GHGs |
Greenhouse Gases |
| GIS |
Geographic Information Systems |
| GMA |
Growth Management Act |
| GP |
General Purpose |
| GPS |
Global Positioning System |
| GSP |
General Special Provision |
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H |
top |
| HAC |
High Accident Corridor |
| HAL |
High Accident Location |
| HAR |
Highway Advisory Radio |
| HQ |
Headquarters |
| HOV |
high occupancy vehicles |
| HPA |
Hydraulic Project Approval |
| HPMS |
Highway Performance Monitoring System |
| HSF |
Highway Safety Fund (State) |
| HSP |
State Highway System Plan |
| HSS |
Highways of Statewide Significance |
| HTF |
Highway Trust Fund (U.S.) |
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I |
top |
| I |
Interstate (route) |
| IAC |
Inter-Agency Committee for Outdoor Recreation |
| I/C |
interchange |
| ICC |
Interstate Commerce Commission (U.S.) |
| IDC |
Intra-Departmental Communication |
| IDT |
Interdisciplinary Team |
| IFPTE |
International Federation of Professional and Technical Engineers |
| IFR |
Instrument Flight Rules |
| IL |
Instructional Letter |
| ILS |
Instrument Landing System |
| ISTEA |
Intermodal Surface Transportation Efficiency Act, see also SAFETEA-LU, which updates this Act |
| ITE |
Institute of Traffic Engineers |
| IVHS |
Intelligent Vehicle Highway System |
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J |
top |
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No Listing |
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K |
top |
| KM |
Knowledge Management |
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L |
top |
| LBC |
Legislative Budget Committee |
| L&I |
Labor and Industries |
| LOS |
level of service |
| LRFD |
Load and resistance factor design |
| LTC |
Legislative Transportation Committee |
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M |
top |
| MARAD |
Maritime Administration (U.S.) |
| MBE |
Minority Business Enterprise |
| METRO |
Municipality of Metropolitan Seattle |
| MFRS |
Mileage and Facilities Reporting System |
| MIS |
Management Information Systems |
| MMIS |
Manpower Management Information Systems |
| MOU |
Memorandum of Understanding |
| MP |
Master Plan |
| MP |
milepost |
| MPO |
Metropolitan Planning Organization |
| MSD |
Metropolitan Service District |
| MSR |
Merit System Rules |
| MTIP |
Metropolitan Transportation Improvement Program |
| MUTCD |
Manual on Uniform Traffic Control Devices |
| MVET |
Motor Vehicle Excise Tax |
| MVF |
Motor Vehicle Fund |
| MWBE |
Minority and Women's Business Enterprise |
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N |
top |
| NAAQS |
National Ambient Air Quality Standards |
| NARUC |
National Association of Regulatory Utility Commissioners |
| NAS |
Naval Air Station |
| NASAO |
National Association of State Aviation Officials |
| NBAA |
National Business Aviation Association |
| NEC |
National Electrical Code |
| NEMA |
National Electrical Manufacturers' Association |
| NEPA |
National Environmental Policy Act |
| NGS |
United States National Geodetic Survey |
| NGVD |
National Geodetic Vertical Datum (1929) |
| NHS |
National Highway System |
| NHTSA |
National Highway Traffic Safety Administration |
| NOAA |
National Oceanographic and Atmospheric Administration |
| NPDES |
National Pollutant Discharge Elimination System |
| NPS |
National Park Service |
| NMFS |
National Marine Fisheries Service |
| NRCC |
Natural Resource Coordinating Committee |
| NTSB |
National Transportation Safety Board |
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O |
top |
| OAHP |
Office of Archaeology and Historic Preservation |
| O-D |
origin-destination (survey or zone) |
| OFM |
Office of Financial Management |
| OIG |
Office of Inspector General (U.S.) |
| O&M |
Operations and Maintenance |
| OMB |
Office of Management and Budget |
| ORV |
off-road vehicle |
| OSC |
Olympia Service Center |
| OUM |
Office of Urban Mobility |
| O'XING |
overcrossing |
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P |
top |
| PACE |
Political Action for Concerned Employees |
| PAO |
Public Affairs Office |
| PC |
point of curvature |
| PCCP |
Portland Cement Concrete Pavement |
| PDO |
Project Development Office |
| PE |
Preliminary Engineering |
| PE |
Project Engineer |
| PE |
Professional Engineer |
| PIO |
Public Information Office (or Officer) |
| PM |
Project Manager |
| PMBOK |
Project Management Body of Knowledge |
| PR&PT |
Planning, Research and Public Transportation Division |
| PSCCA |
Puget Sound Capitol Construction Account (Ferries) |
| PSCOG |
Puget Sound Council of Governments |
| PS&E |
plans, specifications, and estimate |
| PSFOA |
Puget Sound Ferry Operations Account |
| PSRC |
Puget Sound Regional Council |
| PT |
point of tangent |
| PTBA |
Public Transportation Benefit Area |
| PTF |
public transfer facility |
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Q |
top |
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No Listing |
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R |
top |
| RAP |
Rural Arterial Program |
| RAPCON |
Radar Approach Control |
| RATA |
Rural Arterial Trust Account |
| RCW |
Revised Code of Washington |
| RDP |
Route Development Plan |
| RFP |
Request for Proposal |
| ROD |
Record of Decision |
| RR |
railroad |
| RRR (3R) |
Resurfacing, Restoration, and Rehabilitation |
| RTA |
Regional Transit Authority |
| RTIP |
Regional Transportation Improvement Program |
| RTPO |
Regional Transportation Planning Organization |
| R/W |
right of way |
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S |
top |
| SA |
State Aid |
| SAFETEA-LU |
Safe, Accountable, Flexible, Efficient Transportation Equity Act – A Legacy for Users; see also ISTEA |
| SAR |
Search and Rescue |
| SEIS |
Supplemental Environmental Impact Statement |
| SEPA |
State Environmental Policy Act |
| SHPO |
State Historic Preservation Officer |
| SHSP |
State Highway System Plan also known as the HSP |
| SOV |
single occupancy vehicle |
| SPCC |
Spill Prevention, Control, and Countermeasure Plan |
| SPHA |
State Patrol Highway Account |
| SR |
State Route |
| SRP |
Secondary Road Plan |
| SSP |
Stormwater Site Plan |
| St. Aid |
State Aid |
| STIP |
Statewide Transportation Improvement Program |
| STP |
Surface Transportation Program (funded through ISTEA) |
| SWPPP |
Stormwater Pollution Prevention Plan |
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T |
top |
| TAC |
Technical Advisory Committee |
| TCP |
Traffic Control Plan |
| TDM |
Transportation Demand Management |
| TDM |
Travel Demand Management |
| TEA-21 |
Transportation Equity Act for the 21st Century of 1998 |
| TEF |
Transportation Equipment Fund |
| TIA |
Transportation Improvement Account |
| TIB |
Transportation Improvement Board |
| TIP |
Transportation Improvement Program |
| TOPICS |
Urban Traffic Operations Programs to Improve Capacity and Safety |
| TPO |
Transportation Planning Office |
| TRAC |
Washington State Transportation Center |
| TRB |
Transportation Research Board |
| TRIS |
Transportation Research Information Services |
| TSC |
Traffic Safety Commission |
| TSM |
Transportation Systems Management |
| TWLTL |
two-way left-turn lane |
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U |
top |
| UAB |
Urban Arterial Board |
| UATA |
Urban Arterial Trust Account |
| UBC |
Uniform Building Code |
| UFAS |
Uniform Federal Accessibility Standards |
| UMTA |
Urban Mass Transportation Administration (U.S.) |
| UPC |
Uniform Plumbing Code |
| US |
United States (route) |
| USBR |
United States Bureau of Reclamation |
| USC |
United States Code |
| USCG |
United States Coast Guard |
| USDOE |
United States Department of Energy |
| USDOT |
United States Department of Transportation |
| USED |
United States Engineering Department (Corps of Engineers, Department of the Army) |
| USFS |
United States Forest Service (U.S. Department of Agriculture) |
| USFWS |
United States Fish and Wildlife Service |
| USGS |
United States Geological Survey |
| UTC |
Utilities and Transportation Commission |
| U'XING |
undercrossing |
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V |
top |
| VPH |
vehicles per hour |
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W |
top |
| WAA |
Washington Aviation Association |
| WAC |
Washington Administrative Code |
| WACO |
Washington Association of County Officials |
| WAMA |
Washington Airport Management Association |
| WASHTO |
Western Association of State Highway and Transportation Officials |
| WBE |
Women's Business Enterprise |
| WDFD |
Western Direct Federal Division (FHWA) |
| WFF |
Washington Flying Farmers |
| WOA |
Work Order Authorization |
| WPA |
Washington Pilots Association |
| WPCP |
Water Pollution Control Plan |
| WPEA |
Washington Public Employees Association |
| WPPSS |
Washington Public Power Supply System |
| WDFW |
Washington Department of Fish and Wildlife |
| WSASP |
Washington State Airport System Plan |
| WSDOT |
Washington State Department of Transportation |
| WSECU |
Washington State Employees' Credit Union |
| WSF |
Washington State Ferries |
| WSP |
Washington State Patrol |
| WSTA |
Washington State Transit Association |
| WSTC |
Washington State Transportation Commission |
| WSTP |
Washington State Transportation Plan |
| WTP |
Washington's Transportation Plan |
| WTSC |
Washington Traffic Safety Commission |
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X |
top |
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No Listing |
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Y |
top |
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No Listing |
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Z |
top |
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No Listing
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Questions or comments about the acronym guide? Contact Kathy Szolomayer at mailto:Szolomkt@wsdot.wa.gov or (360) 705-7751.
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