The Wednesday morning commute through downtown Seattle went sideways in a hurry as the SR 99 tunnel was suddenly closed in both directions for emergency maintenance. Crews moved in quickly to seal off the roughly two-mile underground route so technicians could inspect and address an immediate problem, and officials warned there was still no timeline for when traffic would be allowed back in. Drivers were urged to build in extra time and find alternate ways around downtown.
According to KING 5, the Washington State Department of Transportation said “there is currently no estimate for when the tunnel will reopen.” The agency is asking motorists to avoid SR 99 while crews work and says updates will be pushed out through its official channels.
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