Part 150 Study-Draft Working Paper One July 1998

Notes

Draft Working Paper One of the Seattle-Tacoma International Airport (Sea-Tac) FAR Part 150 Study, dated July 1998, prepared by Port Of Seattle. This inventory chapter updates the 1994 Part 150 program and covers airport physical facilities, air traffic operations activity, airspace/air traffic control, ANOMS radar data, current noise abatement program, noise complaint history, airport environs, and land use control evaluation. The study uses Day-Night Noise Level (DNL) metric, evaluates the 65 DNL noise contour threshold, and goes beyond the standard five-year planning horizon. Appendix includes noise abatement program details, community sound attenuation requirements, and a glossary. Noise Exposure Maps and Noise Compatibility Program (NCP) are required outputs.

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