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Public Works Contracting Outreach Open House

Public Works Contracting Outreach Open House

Ship Canal Water Quality Project - Storage Tunnel Package

February 28, 2019, 10:00 - 11:30am

Seattle Municipal Tower Room 4080, Floor 40

700 5th Ave, Seattle, WA 98104

 

Join Seattle Public Utilities (SPU) and City Purchasing and Contracting Services (CPCS) for a Contracting Outreach Open House about the Ship Canal Water Quality Project Storage Tunnel Package. Learn more about the Project and the City’s Social Equity and Community Workforce Agreement (CWA) Programs.

The package is estimated at ~$219M and includes:

  • Excavation and support for five shafts
  • Excavation and support for 13,939 feet of 18-foot 10-inch Inside Diameter segmentally lined tunnel
  • Excavation and support for 646 feet of 94-inch Inside Diameter microtunnel
  • Excavation and support for two 8 foot Inside Diameter conventionally mined adits
  • Disposal of excavated materials
  • Installation of surface conveyance pipe at 3 of the shaft locations
  • Installation of structures and concrete work at 4 of the shaft locations
  • Installation of Mechanical, HVAC, Electrical, I&C components and Piping at 4 of the shaft locations
  • Tieback removal
  • Site Restoration and street improvements

The main construction site is near 24th and Shilshole Avenues NW in Seattle, WA’s Ballard neighborhood.  There are 4 additional sites; near 11th Ave NW and NW 45th St in Ballard, near Leary Way NW and NW 2nd Ave in Fremont, near N 35th St and Interlake Ave N in Wallingford, and near 3rd Ave W and W Ewing St in North Queen Anne neighborhood. This package is a Covered Proj­ect subject to the City of Seattle’s Community Workforce Agreement (CWA) and Priority Hire SMC 20.37.

Ship Canal Water Quality Project (SCWQP): The Storage Tunnel Package is part of the SCWQP. The SCWQP will reduce combined sewer overflows in to the Lake Washington Ship Canal. It is a shared project between SPU and King County (KC) that will construct an offline, deep storage tunnel between the Ballard and Wallingford on the north side of the Ship Canal. For more information, please refer to the program website at http://www.seattle.gov/Util/EnvironmentConservation/Projects/ShipCanalWa... or contact the SPU Project Manager, Stephanie Secord at Stephanie.Secord@seattle.gov or (206) 386-9778.

Location: 

Seattle Municipal Tower Room 4080, Floor 40

700 5th Ave, Seattle, WA 98104

Date: 
Thursday, February 28, 2019 - 10:00am to 11:30am