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  • AASHTO, The American Association of State Highway Transportation Officials
  • ADA, Americans with Disabilities Act
  • ADAAG, American with Disabilities Act Accessibility Guidelines
  • ADT, Average Daily Traffic
  • AQI, Air Quality Index
  • BLS, Bureau Labor Statistics
  • CAAA, 1990 Clean Air Act Amendments
  • CBD, Central Business District
  • CIP, Capital Improvement Program
  • CMAQ, Congestion Mitigation and Air Quality
  • EPA, United States Environmental Protection Agency
  • FAA, Federal Aviation Administration
  • FHWA, Federal Highway Administration
  • FLHP, Federal Lands Highway Program
  • FTA, Federal Transit Administration
  • FFY, Federal Fiscal Year (runs from Oct – Sep)
  • FY, Fiscal Year (runs from July – June)
  • GIS, Geographic Information System
  • IM, Interstate Maintenance
  • ISTEA, Intermodal Surface Transportation Efficiency Act of 1991
  • LMPO, Lawton Metropolitan Planning Organization
  • LOS, Level of Service — performance measure
  • LRTP, Long Range Transportation Plan
  • MAP-21, Moving Ahead for Progress in the 21st Century Act
  • MPO, Metropolitan Planning Organization
  • MUTCD, Manual on Uniform Traffic Control Devices
  • NAAQS, National Ambient Air Quality Standards
  • NHS, National Highway System
  • SAFETEA-LU, Safe, Accountable, Flexible, Efficient Transportation Act: A Legacy for Users
  • STIP, Statewide Transportation Improvement Program
  • STP, Surface Transportation Program
  • TAZ, Traffic Analysis Zone (used in modeling)
  • TIP, Transportation Improvement Program
  • US DOT, United States Department of Transportation
  • VOC, Volatile Organic Compound