I-90 - Eastgate to SR 900 - Corridor Improvements - Project maps

Auxiliary lane map

Over the next two years, WSDOT contractor crews will add capacity on both directions of I-90 between the Eastgate and West Lake Sammamish Parkway interchanges, by restriping the existing roadway and creating auxiliary lanes.

Auxiliary lane map for the I-90 Eastgate to SR 900 Corridor Improvements project.
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Noise wall map

Contractor crews will also build sound walls in strategic locations within the project area to minimize traffic noise.

Map showing where noise walls will be constructed for the I-90 Eastgate to SR 900 Corridor Improvements project.
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