Thomas Street Civil Improvements

Map showing construction work area on Thomas Street

Project Description

Seattle City Light crews will be working on Thomas Street (between 8th and 9th avenues north) to install an underground duct bank and electrical vault. The work will improve electrical reliability for the South Lake Union area. 

Location

Construction will occur on Thomas Street (between 8th and 9th avenues north) in Seattle's South Lake Union neighborhood

What's Happening Now?

Project Update (July 2021): Crews are excavating for the new vault on Thomas Street. The actual vault installation will occur sometime in early August. Traffic is currently restricted for vehicles traveling westbound on Thomas Street (between 8th and 9th avenues north).

Community Benefits

  • The infrastructure upgrades will improve electrical reliability for the South Lake Union area.

Anticipated Impacts

  • Traffic control flaggers will be used as needed to direct pedestrians and vehicles through the work areas.
  • Crews will be staging and storing equipment on-site.
  • Crews will direct access through the alley between 8th and 9th avenues north.
  • Some noise is expected during construction.
  • Trenches will be covered with steel plates outside of construction work hours.

  • Start Date: Early April 2021
  • Duration: 5-7 months
  • Daily Work Hours: Mon-Fri from 9 a.m. - 3 p.m.; Weekends from 9 a.m. - 5 p.m.

Richard Ohashi
Senior Electrical Service Representative
richard.ohashi@seattle.gov
(206) 386-1674