Appendix B: SAMP – Near-Term Projects: Purpose and Need Technical Report

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 the Sustainable Airport Master Plan for Seattle-Tacoma International Airport. It is part of a broader set of supporting documents that also covers alternatives analysis, terminal needs, and air cargo facility requirements. The report provides the foundational justification for planned airport development decisions.

Notes

Purpose and Need Technical Report prepared by Landrum & Brown, Incorporated for the Port of Seattle, dated June 2024, as part of the Sustainable Airport Master Plan (SAMP) Near-Term Projects. This report is filed as Appendix B of the SAMP Purpose & Need and Alternatives Supporting Information package, which also includes an Alternatives Technical Report, Advanced Planning Terminal Needs Assessment Report, Air Cargo Growth Potential and Facility Requirements Assessment, and References. The document supports environmental and planning review for near-term airport improvement projects at Sea-Tac Airport.

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