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OCR for page 29
30 GLOSSARY OF TERMS, ABBREVIATIONS, AND ACRONYMS AIP Airport Improvement Program NADP Noise Abatement Departure Procedure ANP Advanced Navigation Procedures NAS National Airspace System ATC Air Traffic Control NEM Noise exposure map CDA Continuous Descent Arrival NEPA National Environmental Policy Act CFR Code of Federal Regulations NEXTGEN Next Generation Air Transportation CNEL Community Noise Equivalent Level System dB Decibel Part 150 14 CFR Part 150, Airport Noise Com- dBA A-weighted decibel patibility Planning DNL DayNight Average Sound Level PARTNER Partnership for Air Transportation FAR Federal Aviation Regulation Noise and Emissions Reduction GRE Ground runup enclosure RNAV Area Navigation ICAO International Civil Aviation Organi- SEL Sound Exposure Level zation Time above Time Above Threshold Leq Continuous Equivalent Sound Level USC United States Code Lmax Maximum A-weighted Sound Level Vision 100 Public Law 108-176, "Vision 100-- MSP MinneapolisSt. Paul International Century of Aviation Reauthorization Airport Act"