Noise Abatement Measures
- Navigation aids
- variety of alternatives, hard to dictate specifics to users
- consider common standard instead, e.g. ìRNPî (required navigational performance)
- bottom line: tighten flight tracks to within ±X, with X as small a standard as can be adopted
- Airport facilities
- most measures deferred to mitigation assessment
- runway extension/overrun: evaluate as preexisting