State Street and Pierce Park Lane Intersection

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The Ada County Highway District (ACHD) is designing future improvements for the State Street and Pierce Park Lane Intersection. This project aims to improve safety and connectivity for all users, accommodate future traffic volumes, and incorporate ideas and concerns gathered from the public.

The improvements for State Street and Pierce Park Lane include:

  • Realigning Pierce Park Lane to improve safety and provide better line of sight for drivers
  • Widening State Street within the project limits and add medians where necessary for safety
  • Providing U-turns at multiple locations
  • Adding continuous multi-use pathways for pedestrians and cyclists
  • Adding additional crosswalk on State Street

The Ada County Highway District (ACHD) is designing future improvements for the State Street and Pierce Park Lane Intersection. This project aims to improve safety and connectivity for all users, accommodate future traffic volumes, and incorporate ideas and concerns gathered from the public.

The improvements for State Street and Pierce Park Lane include:

  • Realigning Pierce Park Lane to improve safety and provide better line of sight for drivers
  • Widening State Street within the project limits and add medians where necessary for safety
  • Providing U-turns at multiple locations
  • Adding continuous multi-use pathways for pedestrians and cyclists
  • Adding additional crosswalk on State Street

  • June 18, 2026

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    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Westbound traffic is on the north side of State Street. Eastbound traffic was shifted onto the new pavement in the middle of State Street on the night of May 21st.
    • The work zone is currently on the south side of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on Pierce Park Lane is mostly complete.
    • Asphalt removal has started on the south side of State Street.
    • Garden City water line installation is on-going.
    • Utility relocation work by Lumen is on-going.
    • Contractor working on stormwater facilities.
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Westbound traffic is on the north side of State Street. Eastbound traffic was shifted onto the new pavement in the middle of State Street on the night of May 21st.
    • The work zone is currently on the south side of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on Pierce Park Lane is mostly complete.
    • Asphalt removal has started on the south side of State Street.
    • Garden City water line installation is on-going.
    • Utility relocation work by Lumen is on-going.
    • Contractor working on stormwater facilities.

  • June 12, 2026

    Share June 12, 2026 on Facebook Share June 12, 2026 on Twitter Share June 12, 2026 on Linkedin Email June 12, 2026 link
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Westbound traffic is on the north side of State Street.
    • Eastbound traffic was shifted onto the new pavement in the middle of State Street on the night of May 21st.
    • The work zone is currently on the south side of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on Pierce Park Lane is mostly complete.
    • Asphalt removal has started on the south side of State Street.
    • Garden City water line installation is on-going.
    • Utility relocation work by Lumen is on-going.
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Westbound traffic is on the north side of State Street.
    • Eastbound traffic was shifted onto the new pavement in the middle of State Street on the night of May 21st.
    • The work zone is currently on the south side of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on Pierce Park Lane is mostly complete.
    • Asphalt removal has started on the south side of State Street.
    • Garden City water line installation is on-going.
    • Utility relocation work by Lumen is on-going.

  • June 5, 2026

    Share June 5, 2026 on Facebook Share June 5, 2026 on Twitter Share June 5, 2026 on Linkedin Email June 5, 2026 link
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Eastbound traffic is on the south side of State Street.
    • Westbound traffic was shifted onto the new pavement in the middle of State Street on the night of May 21st.
    • The work zone is currently on the south side of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on Pierce Park Lane is mostly complete.
    • Asphalt removal has started on the south side of State Street. Utility work will follow.
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Eastbound traffic is on the south side of State Street.
    • Westbound traffic was shifted onto the new pavement in the middle of State Street on the night of May 21st.
    • The work zone is currently on the south side of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on Pierce Park Lane is mostly complete.
    • Asphalt removal has started on the south side of State Street. Utility work will follow.

  • May 29, 2026

    Share May 29, 2026 on Facebook Share May 29, 2026 on Twitter Share May 29, 2026 on Linkedin Email May 29, 2026 link
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Eastbound traffic is on the south side of State Street.
    • Westbound traffic was shifted onto the new pavement in the middle of State Street on the night of May 21st.
    • The work zone is currently on the south side of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on Pierce Park Lane is mostly complete.
    • Asphalt removal has started on the south side of State Street.
    • Utility work will follow.
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Eastbound traffic is on the south side of State Street.
    • Westbound traffic was shifted onto the new pavement in the middle of State Street on the night of May 21st.
    • The work zone is currently on the south side of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on Pierce Park Lane is mostly complete.
    • Asphalt removal has started on the south side of State Street.
    • Utility work will follow.

  • May 21, 2026

    Share May 21, 2026 on Facebook Share May 21, 2026 on Twitter Share May 21, 2026 on Linkedin Email May 21, 2026 link
    • Traffic calming plan has been implemented in the neighborhoods north of State Street
    • Eastbound traffic is on the south side of State Street. Westbound traffic was shifted onto the new pavement on the north side of State Street on the night of March 31st. The work zone is currently in the middle of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on Pierce Park Lane is mostly complete.
    • Asphalt and concrete paving for Phase 2 is complete.
    • The traffic shift to the 3rd and final phase was implemented on the night of May 21st.
    • Traffic calming plan has been implemented in the neighborhoods north of State Street
    • Eastbound traffic is on the south side of State Street. Westbound traffic was shifted onto the new pavement on the north side of State Street on the night of March 31st. The work zone is currently in the middle of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on Pierce Park Lane is mostly complete.
    • Asphalt and concrete paving for Phase 2 is complete.
    • The traffic shift to the 3rd and final phase was implemented on the night of May 21st.

  • May 13, 2026

    Share May 13, 2026 on Facebook Share May 13, 2026 on Twitter Share May 13, 2026 on Linkedin Email May 13, 2026 link
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Eastbound traffic is on the south side of State Street. Westbound traffic was shifted onto the new pavement on the north side of State Street on the night of March 31st. The work zone is currently in the middle of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on Pierce Park Lane is mostly complete.
    • Contractor placing base gravels in the center work zone for concrete and asphalt paving.
    • Concrete paving for Phase 2 is complete.
    • Asphalt paving for Phase 2 is scheduled for the week of May 18th.
    • The traffic shift to the 3rd and final phase is scheduled for the end of May.
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Eastbound traffic is on the south side of State Street. Westbound traffic was shifted onto the new pavement on the north side of State Street on the night of March 31st. The work zone is currently in the middle of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on Pierce Park Lane is mostly complete.
    • Contractor placing base gravels in the center work zone for concrete and asphalt paving.
    • Concrete paving for Phase 2 is complete.
    • Asphalt paving for Phase 2 is scheduled for the week of May 18th.
    • The traffic shift to the 3rd and final phase is scheduled for the end of May.

  • May 8, 2026

    Share May 8, 2026 on Facebook Share May 8, 2026 on Twitter Share May 8, 2026 on Linkedin Email May 8, 2026 link
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Eastbound traffic is on the south side of State Street.
    • Westbound traffic was shifted onto the new pavement on the north side of State Street on the night of March 31st. The work zone is currently in the middle of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on Pierce Park Lane is mostly complete.
    • Contractor placing base gravels in the center work zone for concrete and asphalt paving.
    • Concrete paving on the east leg of State Street was done April 23rd.
    • Concrete paving on the west leg of State Street is scheduled for the night of May 12th.
    • The traffic shift to the 3rd and final phase is scheduled for the end of May.
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Eastbound traffic is on the south side of State Street.
    • Westbound traffic was shifted onto the new pavement on the north side of State Street on the night of March 31st. The work zone is currently in the middle of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on Pierce Park Lane is mostly complete.
    • Contractor placing base gravels in the center work zone for concrete and asphalt paving.
    • Concrete paving on the east leg of State Street was done April 23rd.
    • Concrete paving on the west leg of State Street is scheduled for the night of May 12th.
    • The traffic shift to the 3rd and final phase is scheduled for the end of May.

  • May 1, 2026

    Share May 1, 2026 on Facebook Share May 1, 2026 on Twitter Share May 1, 2026 on Linkedin Email May 1, 2026 link
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Eastbound traffic is on the south side of State Street. Westbound traffic was shifted onto the new pavement on the north side of State Street on the night of March 31st.
    • The work zone is currently in the middle of State Street.
    • Left turns have been eliminated through the work zone.
    • Work is on-going on Pierce Park Lane. Asphalt paving is scheduled for May 5th.
    • Contractor placing base gravels in the center work zone for concrete and asphalt paving.
    • Concrete paving on the east leg of State Street was done April 23rd.
    • Concrete paving on the west leg of State Street is scheduled for the night of May 12th.
    • Pierce Park traffic will be shifted to the east side of the roadway on May 5th.
    • This will allow concrete paving to be done the west leg of State Street.
    • The traffic shift to the 3rd and final phase is scheduled to be done by the end of May.
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Eastbound traffic is on the south side of State Street. Westbound traffic was shifted onto the new pavement on the north side of State Street on the night of March 31st.
    • The work zone is currently in the middle of State Street.
    • Left turns have been eliminated through the work zone.
    • Work is on-going on Pierce Park Lane. Asphalt paving is scheduled for May 5th.
    • Contractor placing base gravels in the center work zone for concrete and asphalt paving.
    • Concrete paving on the east leg of State Street was done April 23rd.
    • Concrete paving on the west leg of State Street is scheduled for the night of May 12th.
    • Pierce Park traffic will be shifted to the east side of the roadway on May 5th.
    • This will allow concrete paving to be done the west leg of State Street.
    • The traffic shift to the 3rd and final phase is scheduled to be done by the end of May.

  • April 24, 2026

    Share April 24, 2026 on Facebook Share April 24, 2026 on Twitter Share April 24, 2026 on Linkedin Email April 24, 2026 link
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Eastbound traffic is on the south side of State Street. Westbound traffic was shifted onto the new pavement on the north side of State Street on the night of March 31st. The work zone is currently in the middle of State Street.
    • Left turns have been eliminated through the work zone.
    • Work is on-going on Pierce Park Lane. Asphalt paving is scheduled for May 1st.
    • Contractor placing base gravels in the center work zone for concrete and asphalt paving.
    • Concrete paving on the east leg of State Street was done April 23rd.
    • Pierce Park traffic will be shifted to the east side of the roadway on May 5th.
    • This will allow concrete paving to be done the west leg of State Street.
    • The traffic shift to the 3rd and final phase is scheduled to be done by the end of May or early June.
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Eastbound traffic is on the south side of State Street. Westbound traffic was shifted onto the new pavement on the north side of State Street on the night of March 31st. The work zone is currently in the middle of State Street.
    • Left turns have been eliminated through the work zone.
    • Work is on-going on Pierce Park Lane. Asphalt paving is scheduled for May 1st.
    • Contractor placing base gravels in the center work zone for concrete and asphalt paving.
    • Concrete paving on the east leg of State Street was done April 23rd.
    • Pierce Park traffic will be shifted to the east side of the roadway on May 5th.
    • This will allow concrete paving to be done the west leg of State Street.
    • The traffic shift to the 3rd and final phase is scheduled to be done by the end of May or early June.

  • April 16, 2026

    Share April 16, 2026 on Facebook Share April 16, 2026 on Twitter Share April 16, 2026 on Linkedin Email April 16, 2026 link
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Eastbound traffic is on the south side of State Street.
    • Westbound traffic was shifted onto the new pavement on the north side of State Street on the night of March 31st. The work zone is currently in the middle of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on-going on Pierce Park.
    • Asphalt milling in the center work zone started April 8th and is ongoing.
    • Contractor placing base gravels.
    • Traffic calming plan has been implemented in the neighborhoods north of State Street.
    • Eastbound traffic is on the south side of State Street.
    • Westbound traffic was shifted onto the new pavement on the north side of State Street on the night of March 31st. The work zone is currently in the middle of State Street.
    • Left turns have been eliminated through the work zone.
    • Work on-going on Pierce Park.
    • Asphalt milling in the center work zone started April 8th and is ongoing.
    • Contractor placing base gravels.
Page last updated: 18 Jun 2026, 10:16 AM