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This Environmental Assessment covers a previous version of the I-405 Renton to Bellevue Project with a different scope.
In 2018, WSDOT published updated environmental documentation for the currently funded I-405 Renton to Bellevue Widening and Express Toll Lanes project.
WSDOT published the Finding of No Significant Impact (FONSI) for the Renton to Bellevue Project on November 20, 2008.
Discipline Reports, I-405 Renton to Bellevue Project, SR 169 - I-90
The Discipline Reports are available at local libraries or you may purchase a CD with all 21 reports by contacting the I-405 Corridor Program Office, 425-456-8585.