COMMONLY USED ACRONYMS & TERMS
Glossary of Transportation Acronyms
| Abbreviation / Acronym | Definition |
|---|---|
| 3-C | Continuing, Cooperative, and Comprehensive Planning Process |
| AASHTO | American Association of State Highway & Transportation Officials |
| ACS | American Community Survey |
| ADA | Americans with Disabilities Act of 1990 |
| ADATS | Air Traffic Data System |
| ADT | Average Daily Traffic |
| AFA | Advanced Federal Agreement |
| AGIS | Airport Geographic Information System |
| AIP | Airport Improvement Program |
| APA | American Planning Association |
| APL | Annual Listing of Obligated Projects |
| APT | Annual Passenger Trips |
| ARF | Area Resource File System |
| ATC | Active Transportation Committee |
| ATI | Associated Transit Improvement |
| ATP | Active Transportation Plan |
| ATR | Automated Traffic Recorders |
| AVL | Automatic Vehicle Identification |
| BFB | Bicycle Friendly Business |
| BHC | United States-Mexico Border Health Commission |
| BLS | United States Bureau of Labor Statistics |
| BRFSS | Behavioral Risk Factor Surveillance System |
| BRT | Bus Rapid Transit |
| BTMP | Border Transportation Master Plan |
| BUILD | Better Utilizing Investments to Leverage Development Transportation Discretionary Grants |
| CAA | Clean Air Act CFR Code of Federal Regulations |
| CAMPO | Capital Area Metropolitan Planning Organization |
| CAT | TxDOT Funding Category Type |
| CBP | US Customs & Border Protection Agency |
| CCTV | Closed Circuit Television |
| CDA | Comprehensive Development Agreement |
| CDC | Centers for Disease Control & Prevention |
| CDS | Congestion & Delay Study |
| CFR | Code of Federal Regulations |
| CI | Congestion Index |
| CIP | Capital Improvement Plan |
| CMAQ | Congestion Mitigation & Air Quality Improvement |
| CMP | Congestion Management Process |
| CNG | Compressed Natural Gas |
| CNT | Center for Neighborhood Technology |
| COA | Comprehensive Operational Analysis of El Metro |
| CRFCs | Critical Rural Freight Corridors |
| CRIS | Crash Record Information System |
| CSJ | Control Section Job Number |
| CSS/D | Context Sensitive Solutions and Design |
| CUFCs | Critical Urban Freight Corridors |
| CVB | Laredo Convention & Visitor’s Bureau |
| DA | UTP Develop Authority |
| dB | Decibel |
| DMS | Dynamic Message Signs |
| DNR | Digital Noise Reduction |
| DOD | United States Department of Defense |
| DOT | State Department of Transportation |
| DVAS | Digital Video Audit System |
| DVMT | Daily Vehicle Miles Traveled |
| E+C | Existing & Committed Transportation Network |
| EA | Environmental Assessment |
| EDC | Economically Disadvantaged Counties |
| EIS | Environmental Impact Statement |
| EJ | Environmental Justice |
| EMAS | Engineering Materials Arresting System |
| EO | Executive Order |
| EPA | U.S. Environmental Protection Agency |
| ESRI | Environmental Systems Research Institute |
| FAA | Federal Aviation Association |
| FAF4 | Freight Analysis Framework Version 4 |
| FARS | Fatality Analysis Reporting System |
| FAST Act | Fixing America’s Surface Transportation Act |
| FEIS | Final Environmental Impact Statement |
| FEMA | Federal Emergency Management Agency |
| FHWA | Federal Highway Administration |
| FIS | Federal Inspection Station |
| FLHP | Federal Land Highway Program |
| FLMA | Federal Land Management Agency |
| FLTTP | Federal Lands & Tribal Transportation Program |
| FM | Farm-to-Market Road |
| FMCSA | Federal Motor Carrier Safety Administration |
| FONSI | Finding of No Significant Impact |
| FRA | Federal Railroad Administration |
| FTA | Federal Transit Administration |
| FTZ | Foreign Trade Zone |
| FY | Fiscal Year |
| Abbreviation / Acronym | Definition |
|---|---|
| GIS | Geographic Information Systems |
| GPS | Global Positioning System |
| GSA | General Service Administration |
| H+T | Housing & Transportation Affordability Index |
| HAR | Highway Advisory Radio |
| HAZMAT | Hazardous Materials |
| HB | Texas House Bill |
| HBP | Highway Bridge Program |
| HCM | Highway Capacity Manual |
| HEAL | Healthy Active Living |
| HHS | US Department of Health & Human Resources |
| HOT | High Occupancy Toll |
| HOV | High-Occupancy Vehicle |
| HSIP | Highway Safety Improvement Program |
| HSM | Highway Safety Manual |
| I/M | Inspection and Maintenance |
| IFR | Instrument Flight Rule |
| IH | Interstate Highway |
| IH | Interstate Highway |
| IIJA | Infrastructure Investment and Jobs Act (IIJA), aka Bipartisan Infrastructure Law (BIL) |
| ILS | Instrument Landing System |
| INFRA | Infrastructure for Rebuilding America Discretionary Grant Program |
| IRI | International Roughness Index |
| ISTEA | The Intermodal Surface Transportation Efficiency Act of 1991 |
| ITS | Intelligent Transportation Systems |
| IVHS | Intelligent Vehicle Highway Systems |
| KCS | Kansas City Southern Railroad |
| LC | Laredo College |
| LEP | Limited English Proficiency |
| LEPP | Limited English Proficiency Plan |
| LMPO | Laredo Metropolitan Planning Organization (Former) |
| LOS | Level of Service Measures |
| LOTTR | Level of Travel Time Reliability |
| LRD | Laredo International Airport |
| LRSTP | Long-Range Statewide Transportation Plan |
| LRTP | Long-Range Transportation Plan |
| LTMI | Laredo Transit Management Incorporated |
| LTT | Laredo Trade Tag |
| LUTS | Laredo Urban Transportation Study |
| LWCAMPO | Laredo & Webb County Area Metropolitan Planning Organization |
| Abbreviation / Acronym | Definition |
|---|---|
| M&O | Management and Operations |
| MAB | Metropolitan Area Boundary |
| MAC | Median Access Control |
| MAP-21 | Moving Ahead for Progress in the 21st Century Act |
| MOA | Memorandum of Agreement |
| MOE | Measures of Effectiveness |
| MOU | Memorandum of Understanding |
| MPA | Metropolitan Planning Area |
| MPO | Metropolitan Planning Organization |
| MPRS | Multi-Protocol Reader System |
| MSA | Metropolitan Statistical Area |
| MTP | Metropolitan Transportation Plan |
| NAAQS | National Ambient Air Quality Standards |
| NACTO | National Association of City Transportation Officials |
| NAFTA | North American Free Trade Agreement |
| NAR | National Association of Realtors |
| NASA | National Aeronautics and Space Administration |
| NB | Northbound |
| NBFR | Northbound Frontage Road |
| NBI | National Bridge Inventory |
| NCTCOG | North Texas Council of Governments |
| NEPA | National Environmental Policy Act |
| NHFN | National Highway Freight Network |
| NHFP | National Highway Freight Program |
| NHPA | National Historic Preservation Act of 1966 |
| NHPP | National Highway Performance Program |
| NHS | Non-Interstate Highway |
| NHTS | National Household Travel Survey |
| NHTSA | National Highway Traffic Safety Administration |
| NMFN | National Multimodal Freight Network |
| NOCoE | National Operations Center for Excellence |
| NOFO | Notice of Funding Opportunity |
| NPRM | National Performance Rule Making |
| NRHP | National Register of Historic Places |
| NSIH | National System of Interstate Highways |
| NSP | National Transportation Safety Plan |
| NTD | National Transit Database |
| O&M | Highway and Transportation and Maintenance |
| OHV | Off-Highway Vehicle |
| PA | UTP Plan Authority |
| PBPP | Performance-based Planning and Programming |
| PE | Preliminary Engineering |
| PEAs | Planning & Emphasis Areas |
| PEL | Planning & Environmental Linkages |
| PHFS | Primary Highway Freight System |
| PIP | Public Involvement Plan (TxDOT) |
| PIP | Public Involvement Process (MPO) |
| PL | Metropolitan Planning Funds |
| PM | Particulate Matter |
| PMIS | Pavement Management & Information System |
| PMs | Performance Measures |
| PMT | Passenger Miles Traveled |
| POE | Port of Entry |
| POV | Privately Owned Vehicles |
| PPM | Parts Per Million |
| PPP | Public Participation Plan |
| PS&E | Plans, Specifications, & Estimates |
| PSR | Present Serviceability Rating |
| PTASP | Public Transportation Agency Safety Plan |
| PWP / EMP | Participation Waived Project / Equivalent Match Project |
| Abbreviation / Acronym | Definition |
|---|---|
| RD&T | Research, Development, and Technology Transfer |
| RFP | Request for Proposal |
| RGISC | Rio Grande International Study Center |
| RHiNo | Roadway-Highway Inventory |
| RMA | Regional Mobility Authority |
| RMOC | Regional Models of Cooperation |
| ROD | Record of Decision |
| ROW | Right-of-Way |
| RRTDs | Rural Rail Transportation Districts |
| RTP | Recreational Trails Program |
| RTP | Recreational Trails Program |
| RTPO | Regional Transportation Planning Organization |
| RTZ | Road to Zero Program |
| SAFETEA-LU | The Safe, Accountable, Flexible, Efficient, Transportation, Equity Act: A Legacy for Users |
| SB | Southbound |
| SDHPTT | State Department of Highways & Public Transportation |
| SFHA | Special Flood Hazard Areas |
| SGR | State of Good Repair |
| SH | State Highway |
| SHSP | Strategic Highway Safety Plan |
| SIB | State Infrastructure Bank |
| SIP | State Implementation Plan |
| SL | State Loop |
| SLRTP | Statewide Long-Range Transportation Plan |
| SMP | Statewide Mobility Program |
| SMS | Safety Management System |
| SOV | Single Occupancy Vehicle |
| SPP | Statewide Preservation Program |
| SPPP | Stakeholder and Public Participation Plan (TxDOT) |
| SPR | State Planning and Research |
| SPR | Statewide Planning Research |
| SPT | Safety Performance Targets |
| SRATIS | South Texas Regional Advanced Transportation Information System |
| SRTS | Safe Routes to School Program |
| STBG | Surface Transportation Block Grant Program |
| STBG | Surface Transportation Program |
| STDC | South Texas Development Council |
| STIP | Statewide Transportation Improvement Program |
| STP | Surface Transportation Program |
| STRAHNET | Strategic Highway Network |
| SWMP | Stormwater Management Plan |
| TA | Transportation Alternatives Program |
| TAC | Texas Advisory Committee |
| TAC | Texas Administrative Code |
| TAF | Terminal Area Forecast |
| TAM | Transit Asset Management |
| TAM | Transportation Asset Management |
| TAMIU | Texas A&M International University |
| TAMP | Transportation Asset Management Plan |
| TAP | Transportation Alternatives Program |
| TAZ | Traffic Analysis Zone |
| TCM | Transportation Control Measure |
| TDM | Transportation Demand Management |
| TDM | Travel Demand Model |
| TDM | Travel Demand Management |
| TDP | Transit Development Plan |
| TEA-21 | The Transportation Equity Act for the 21st Century |
| TERM | The FTA ‘s Transit Economic Requirements Model |
| TERM | Transit Economic Requirements Model |
| TFM | Travel Forecasting Model |
| TIFIA | Transportation Infrastructure Finance and Innovation Act (loans) |
| TIP | Transportation Improvement Program |
| TIRZ | Tax Increment Reinvesting Zone |
| Title VI | Title VI of the 1964 Civil Rights Act |
| TMA | Transportation Management Area |
| TMC | City of Laredo Transportation Management Center |
| TMIP | Travel Model Improvement Program |
| TOD | Transit Oriented Development |
| TOMA | Texas Open Meetings Act |
| TPCB | Transportation Planning Capacity Building |
| TPF | Transportation Planning Funds |
| TPM | Transportation Performance Management |
| TPP | TxDOT Transportation Planning & Programming |
| TRENDS | Transportation Revenue Estimator & Needs Determination System |
| TSAR | Transportation Statistics Annual Report |
| TSLAC | Texas State Library & Archives Commission |
| TSM | Transportation System Management |
| TSMO | Transportation Systems Management and Operations |
| TTC | Texas Transportation Committee |
| TTI | Texas A&M Transportation Institute |
| TTP | Texas Transportation Plan |
| TTR | Travel Time Reliability |
| TTTR | Truck Travel Time Reliability Index |
| TxDOT | Texas Department of Transportation |
| UAB | Urbanized Area Boundary |
| ULB | Universal Life Benchmark |
| ULB | Usable Life Benchmark |
| ULI | Urban Land Institute |
| UP | Union Pacific Railroad |
| UPWP | Unified Planning Work Program |
| USC / U.S.C. | United States Code |
| USDOT | U.S. Department of Transportation |
| USMCA | United States-Mexico-Canada Agreement |
| UTP | Unified Transportation Program |
| UZA | Urbanized Area |
| V/C | Volume to Capacity Ratio |
| VFR | Visual Flight Rule |
| VIVIDS | Video Image Vehicle Detection System |
| VMT | Vehicle Miles Traveled |
| VOR | Value of Reliability |
| VOT | Value of Travel Time |
| VPI | Virtual Public Involvement |
| VRH | Vehicle Revenue Hours |
| VRM | Vehicle Revenue Miles |
| WARN | Wireless Advisory Railroad Network |
| WBFR | Westbound Frontage Road |
| WCCLRMA | Webb County-City of Laredo Regional Mobility Authority |
| WCDD | Walkable Comprehensive Developmental District |
| YOE | Year of Expenditure |