Purpose and Need Technical Report: Sustainable Airport Master Plan – Near-Term Projects

This technical report, prepared by Landrum & Brown for the Port of Seattle in June 2024, outlines the purpose and need for near-term construction and improvement projects identified in Sea-Tac Airport's Sustainable Airport Master Plan. It is part of a broader set of supporting documents that also covers alternatives analysis, terminal needs assessment, and air cargo facility requirements. The report provides the foundational justification for proposed airport development decisions and infrastructure changes.

Notes

Purpose and Need Technical Report for the Sustainable Airport Master Plan (SAMP) Near-Term Projects at Sea-Tac Airport, prepared by Landrum & Brown, Incorporated for Port Of Seattle, dated June 2024. Part of Appendix B of the 2024 Draft Environmental Assessment, which also includes the Alternatives Technical Report, Advanced Planning Terminal Needs Assessment Report, Air Cargo Growth Potential and Facility Requirements Assessment, and References. Filed during the 2024 Draft EA comment period (October 21 – December 13, 2024).

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