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Summary
Pages 1-3

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From page 1...
... For this ACRP synthesis, an online survey of airport staff was conducted regarding noise outside DNL 65. The survey was designed primarily to identify the reasons for addressing noise outside DNL 65, and the wide range of noise abatement, mitigation, and communication techniques used to address noise outside DNL 65 that extend beyond sound insulation.
From page 2...
... ; other methods include airfield signage, Airport Facility Directory Special Notices, videos distributed through flight schools, and phone calls. The two case studies presented in this synthesis were selected to reflect a diversity of airport size, geography, and strategies to address noise issues outside DNL 65.
From page 3...
... how airport operators use and evaluate complaint levels to drive noise programs; and (3) how airport operators evaluate the effectiveness of noise programs through changes in complaints.


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