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Voter approval (2008)
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Milestone Target Conceptual engineering Environmental analysis Board approves amended project: July 2018 -
Design and construction (2018-2034)We are here
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Base open (2034)
On Aug. 5, 2021, the Sound Transit Board adopted a realigned capital plan to address steeply rising construction and real estate costs affecting many voter-approved regional transit expansion projects. Based on current revenue projections and cost estimates, the Board’s adopted plan identifies 2034 as the Sounder South Maintenance Base opening date.