10:50 a.m.

• I-5 Express Lanes Closed

• It will take about 40 minutes to extricate the driver from the truck.

• Seattle EOC active.

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10:54 a.m.

• All lanes of southbound I-5 were closed at I-90.

• Tweet sent out.

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10:58 a.m.

• All lanes of eastbound I-90 were closed at the stadiums.

• Communication made to Metro reaffirming closures.

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11:00 a.m.

• HQ EOC notifies Millar, Dayton and Bakotich.

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11:01 a.m.

• Collision/closure information was posted on Facebook.

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11:02 a.m.

• All lanes of westbound I-90 were closed at Rainier Avenue South.

• Westbound I-90 traffic was forced to exit at the Rainier Avenue South.

• Tweet sent out.

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11:06 a.m.

• #SeattleTanker hashtag was created on Twitter.

• Seattle Fire was contacted on Twitter for their PIOs contact information. PIO was currently in route to the scene.

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11:10 a.m.

• Began conference calls with SDOT, coordinating operations. Joint operational planning calls on a one hour basis were established.  Joint communications planning calls were established throughout the day.

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11:11 a.m.

• The southbound I-5 express lanes were closed.

• All drivers could use the HOV off-ramps to exit.

• Tweet sent out.

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11:12 a.m.

• Air supply fans in I-90 Mt. Baker Tunnel increase to handle emissions from stopped traffic.

• Operational planning period 2 began

• Planning Revised Express Lanes Operations, Planning recovery of the vehicle when conditions allow.  Confirming that the closure points were outside of areas prohibited for travel and coordinated response.

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11:21 a.m.

• Tow response identified as a Major Incident Tow (MIT).

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11:23 a.m.

• Freight Alert was sent out informing drivers of the closures.

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11:25 a.m.

• Tweet sent out with a list of all of the current closures.

• First Facebook Live was posted.

• Began advising drivers and media that this would be a long-term closure. The closure of I-5 in downtown Seattle will have a regional effect on traffic.

• City of Seattle activated their EOC.

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11:30+- a.m.

• Made a request to incident command to open SB I-5 temporarily to clear trucks and cars that could not be turned around in the express lanes.

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11:32 a.m.

• Notified from incident command that the tanker must be pumped before being set upright.

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11:39 a.m.

• Listserv was sent out to the Seattle area advising drivers of closures.