Power outage in tunnel snarls Seattle traffic WSDOT says the closure lasted nearly three hours after the equipment that switches the tunnel to its backup power feed failed.
The Washington State Department of Transportation (WSDOT) has scheduled a number of lane and ramp closures this week at or near Seattle’s downtown tunnel on SR 99. If this is your regular route, you ...
SR 99 tunnel in Seattle closes in both directions after power outage No estimated time for reopening the tunnel was given.
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