Like a car needs an oil change and tune-up, Seattle’s SR 99 tunnel also needs regular checkups

Full overnight closure of the tunnel happening Friday night to Saturday morning

By Thomas Charlson

Many people have experienced vehicle repairs issues. When my vehicle broke down final year, I discovered the difficult method in regards to the importance of having standard tune-ups to save funds on repairs within the lengthy run. In this case, I had the spark plugs changed previous within the 12 months but continued to have engine problems. After a collection of different vehicle repairs, I discovered out that they had been the mistaken model of spark plugs for my vehicle model.



Similar to retaining a vehicle, we have to offer Seattle’s new SR 99 tunnel a standard checkup. That capability month-to-month closures to guarantee the tunnel methods are operating easily and to maintain up with the warranties. This facilitates us shop away from troubles like I experienced with my car.
Prior to opening the tunnel, we washed the walls. This vehicle is also used for regular maintenance cleanings.

Full tunnel closure June 7-8
While those repairs closures of the SR 99 tunnel will usually be in a single direction, the closure coming up this weekend – from 10 p.m. Friday, June 7 till 8 a.m. Saturday, June 8 – may be a bit of different.



This time, we ought to replace the fireplace manage gadget software. To do that, we ought to turn off the fireplace manage system. For the security of the public, which will require a complete closure of the tunnel in equally directions. People who use the northbound SR 99 tunnel may be diverted onto the northbound off-ramp to South Dearborn Street and Alaskan Way South.
Crews use lift trucks to access the cameras, signs and lighting in the SR 99 tunnel.

Past and future maintenance closures
Monthly repairs closures for the tunnel started in April and can typically near only 1 direction of the tunnel. Our objective is to hold disruptions at a minimum, so we combine all our repairs operations into one closure. But rather of altering spark plugs and rotating tires, we wash the tunnel walls, sweep the roadway surface, and check fire detection systems, cameras, lights and overhead signs.

Crews check the jet fans used to push fresh air into the tunnel.
In July, we’ll resume our traditional schedule and near the northbound lanes. To live up to date on SR 99 repairs closures, you possibly can all the time use right here instruments to get the newest info:



Following the WSDOT Traffic Twitter feed
Signing up for weekly Seattle street emails
Downloading our cellular app

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