This August 2002 document outlines proposed Master Plan Update improvements at Seattle-Tacoma International Airport (Sea-Tac), submitted by the Port of Seattle. It details construction projects including a third runway, runway safety areas, terminal expansions, and air cargo facilities, along with wetland impact mitigation measures in the Miller Creek Basin. The plans include on-site and off-site wetland mitigation areas, MSE retaining walls to minimize environmental impacts, and creek relocations across multiple sections of King County, Washington.Open full document
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An 18-sheet map set depicting impact and mitigation sites for the proposed master plan update improvements at Seattle-Tacoma International Airport, prepared by the Port of Seattle in August 2002. The maps show on-site and off-site wetland mitigation areas, master plan projects including the third runway, runway safety areas, and wetlands in the Miller Creek Basin. Sheets cover vicinity, plan view, and detailed wetland impact areas in King County, Washington.