ENGINEERING PROJECTS Transportation Design Utilities and Site Services Surface Water Management Traffic Engineering Project Profiles WHAT WE DO > ENGINEERING > TRAFFIC ENGINEERING   Granite Falls Alternate Route, Snohomish County I-405 Traffic Control Plans, WSDOT Downtown Traffic Signal Plan, City of Everett     I-405 Traffic Control Plans—WSDOT   Perteet led the maintenance of traffic (MOT) and traffic design task forces for the design build project on the Kirkland stretch of I-405 (also called the “Kirkland Crawl”). In addition to MOT, Perteet designed the channelization, signals, ITS, illumination and signing. The project involved adding one lane northbound and southbound on 405 from NE 85th Street to NE 124th Street. It also included the replacement of existing bridge structures at the NE 116th Street interchange.

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