SR 99, Alaskan Way Viaduct - SR 99 Bored Tunnel Design-Build Project

• Award status: Awarded 12/17/2021
• Awarded to: Seattle Tunnel Partners (STP)
  2050 W Sam Houston Parkway South
  Suite 1100
  Houston TX 77042
• Award amount: $1,089,700.002.00

Submitted SOQs and proposals

• Submitted SOQs and Proposals (FTP Directory) - Posted 5/18/2021 

Award letter

• Notice of Contract Award (PDF 40KB) - Posted 12/22/10

Best value equation

• Best Value Equation (PDF 29KB) - Posted 12/9/10

Best value opening

• Best Value Opening Announcement (PDF 37KB) - Posted 12/7/10

Conformed RFP documents

• Conformed Instructions To Proposer (PDF 498KB) - Posted 12/22/10
• Conformed Contract (PDF 525KB) - Posted 12/22/10
• Conformed Chapter 2 (PDF 4.5MB) - Posted 12/22/10
• Conformed Appendix A1 (PDF 65KB) - Posted 12/22/10
• Conformed Contract Appendices (PDF 3.6MB) - Posted 12/22/10

Request for proposals

• Instruction to Proposers (PDF 1.3MB) - Posted 5/27/10
• Contract and Appendices (PDF 1.3MB) - Posted 5/27/10
• Technical Requirements (PDF 4.7MB) - Posted 5/27/10
• Appendix A1 (PDF 88KB) - Posted 5/27/10
• M1 AWV Tunnel Option - Basic Configuration (PDF 11.8MB) - Posted 5/27/10
• M2 AWV Tunnel Option - Conceptual Plans (PDF 63.5MB) - Posted 5/27/10

RFP addenda

• RFP Addendum  (FTP Directory) - Posted 6/7/10
• RFP Addendum (FTP Directory) - Posted 6/14/10
• RFP Addendum 3 (FTP Directory) - Posted 6/22/10
• RFP Addendum 4 (FTP Directory) - Posted 7/2/10
• RFP Addendum 5 (FTP Directory) - Posted 7/16/10
• RFP Addendum 6 (FTP Directory) - Posted 7/23/10
• RFP Addendum 7 (FTP Directory) - Posted 8/13/10
• RFP Addendum 8 (FTP Directory) - Posted 8/24/10
• RFP Addendum 9 (FTP Directory) - Posted 8/27/10
• RFP Addendum 10 (FTP Directory) - Posted 9/3/10
• RFP Addendum 11 (FTP Directory) - Posted 9/14/10
• RFP Addendum 12 (FTP Directory) - Posted 9/17/10
• RFP Addendum 13 (FTP Directory) - Posted 9/24/10
• RFP Addendum 14 (FTP Directory) - Posted 9/28/10
• RFP Addendum 15 (FTP Directory) - Posted 10/4/10
• RFP Addendum 16 (FTP Directory) - Posted 10/12/10
• RFP Addendum 17 (FTP Directory) - Posted 10/13/10
• RFP Addendum 18 (FTP Directory) - Posted 10/15/10
• RFP Addendum 19 (FTP Directory) - Posted 10/22/10
• RFP Addendum 20 (FTP Directory) - Posted 10/25/10
• RFP Addendum 21 (FTP Directory) - Posted 10/26/10

Addenda summary

• Addenda Summary (PDF 68KB) - Posted 10/26/10

RFP questions and answers

• RFP Q&A #1 (PDF 56KB) - Posted 7/2/10
• RFP Q&A #2 (PDF 26KB) - Posted 7/16/10
• RFP Q&A #3 (PDF 138KB) - Posted 7/23/10
• RFP Q&A #4 (PDF 231KB) - Posted 7/30/10
• RFP Q&A #5 (PDF 269KB) - Posted 8/10/10
• RFP Q&A #6 (PDF 229KB) - Posted 8/27/10
• RFP Q&A #7 (PDF 208KB) - Posted 9/3/10
• RFP Q&A #8 (PDF 210KB) - Posted 9/9/10
• RFP Q&A #9 (PDF 390KB) - Posted 9/17/10
• RFP Q&A #10 (PDF 240KB) - Posted 9/24/10
• RFP Q&A #11 (PDF 467KB) - Posted 10/1/10
• RFP Q&A #12 (PDF 476KB) - Posted 10/8/10
• RFP Q&A #13 (PDF 308KB) - Posted 10/19/10
• RFP Q&A #14 (PDF 310KB) - Posted 10/22/10

Short listed proposers

• Shortlisted Proposers (PDF 8KB) - Posted 12/21/2009
• Proposer List including Single Point of Contact (PDF 7KB) - Posted 7/16/2010
• WSDOT Approved Change in Proposer's Organization (PDF 727KB) - Posted 6/22/2010
• Interested Parties list (PDF 200KB)

Request for qualifications

• Request for Qualifications (PDF 197KB) - Posted 9/15/09
• Map of Project Area (PDF 1.3MB) - Posted 9/15/09
• Draft of Tunnel Cross Section (PDF 67KB) - Posted 9/15/09

RFQ addenda

• RFQ Addendum #1 (PDF 20KB) - Posted 10/2/09
• RFQ Addendum #2 (PDF 23KB) - Posted 10/15/09
• RFQ Addendum #3 (PDF 20KB) - Posted 10/19/09
• RFQ Addendum #4 (PDF 17KB) - Posted 11/6/09
• RFQ Addendum #5 (PDF 28KB) - Posted 11/16/09
• RFQ Addendum #6 (PDF 14KB) - Posted 12/4/09

RFQ voluntary meeting

• October 7, 2009 Voluntary Meeting Attendees list (PDF 75KB) - Posted 10/13/2009
• Bored Tunnel RFQ Meeting October 7, 2009 Power Point Presentation (PDF 4.1MB) - Posted 10/13/2009