Alaskan Way Viaduct Replacement - Library

• About the Alaskan Way Viaduct and seawall
• Email update
• Inspection results
• Program history

Fact sheets

• Replacing the Alaskan Way Viaduct, November 2011 (pdf 2.6 Mb)
• Replacing the viaduct's south end, August 2011 (pdf 701 kb)
• SR 99 tunnel project, September 2011 (pdf 533)
• SR 99 tunnel safety, September 2011 (pdf 261)
• Program cost and funding, December 2011 (pdf 687 kb)
• Tolling the SR 99 tunnel, August 2011 (pdf 231 kb)
• Improving access for North Seattle, August 2011 (pdf 1.2 Mb)
• Improving access for West Seattle/South King County, August 2011 (pdf 1.1 Mb)

Reports

• 2011 Initial Financial Plan - Report (pdf 6.5 Mb), Appendices (pdf 7.4 Mb)
• Cost and tolling summary report, January 2010 (pdf 2.4 Mb)
• Emergency closure plan
• Environmental review documents - draft and final EIS's, SEPA checklists.
• Project history report, September 2009 (pdf 4.5 Mb)
• Seismic Vulnerability Analysis Report, November 2007 (pdf 3.9 Mb)

Meeting materials

• Advisory Committee on Tolling and Traffic Management
• Executive Oversight Committee
• Parking Stakeholder Group
• Working Groups

Legislation and agreements

February 2010 memorandum of agreement (pdf 21 kb) outlining the Port of Seattle's participation in the viaduct replacement program.

October 2009 memorandum of agreement (pdf 26 kb) that outlines the State's and City of Seattle's responsibilities for the bored tunnel alternative.

May 2009 legislation - Engrossed Substitute Senate Bill 5768 (pdf 17 kb) - which identifies a bored tunnel as the State's preferred option for replacing the viaduct.

January 2009 letter of agreement (pdf 459 kb) between the State, King County and City of Seattle on the recommended alternative for replacing the viaduct.

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