Mercer Corridor Project (East Phase)
Weekly Construction Preview

This week, crews will focus on utility installations on Fairview Avenue N and installation of new signal poles and mast arms at the intersection of Fairview Avenue N and Mercer Street.

Activities this week include:

  • Begin signal pole and mast arm installation at the intersection of Fairview Avenue N and Mercer Street. Please note this work will require two lanes of eastbound Mercer Street to be restricted between Terry Avenue N and Fairview Avenue N for approximately two weeks. 
    • Work will occur on weekdays during non-peak traffic hours from 9 a.m. to 3 p.m.
    • Vehicles will be routed around the work zone and a uniformed police officer will be positioned to facilitate traffic flow.
  • Continue concrete installation on Fairview Avenue N between Mercer Street and Valley Street.
  • Continue electrical duct bank installation and catch basin installation on the west side of Fairview Avenue N between Mercer and Harrison streets in preparation for rebuilding sections of the roadway.
  • Continue transmission line and pole removal on Valley Street and 9th Avenue N. Please note, temporary lane restrictions will occur to accommodate this work on 9th Ave. N and Valley St. through mid-December.  
    • Work will occur on weekdays during non-peak traffic hours from 9 a.m. to 3 p.m. on 9th Ave. N and Valley St.
    • During these lane restrictions, traffic will be routed around the work zone and uniformed police officers will be onsite at affected intersections to facilitate traffic flow.
  • Continue work on the median and cast in place wall for the I-5 on- and off-ramps at Mercer Street. Please note this work will be located out of traffic and will not require lane restrictions on the I-5 on- and off-ramps at Mercer Street.
  • Continue pole foundation and conduit installation on Fairview Avenue N.

Traffic engineers will:

  • Monitor traffic flow on Mercer Street.
  • Monitor traffic flow at the Dexter Avenue N and Mercer Street intersection.
  • Continue planning for the eventual reopening of southbound Fairview Avenue N.

For up-to-minute construction updates join our project email list at: www.seattle.gov/transportation/ppmp_mercer.htm or call the 24-hour construction hotline at 206-419-5818.