2026 Cul-de-Sac Repair

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As part of the Ada County Highway District’s (ACHD) Cul-de-Sac Maintenance Program, ACHD will reconstruct and repave several cul-de-sacs in Ada County, starting as early as May 2026.

One week prior to work starting, message boards will be placed at the entrance of your neighborhood. The project is expected to be completed by late August.*

Cul-de-Sacs Included in the Work

  • 39th Street, south of Catalpa Drive
  • Kingsland Way, northeast of Warm Springs Avenue
  • E Shaw Mountain Court, east of Santa Paula Place
  • Bel Air St, east of Phillippi Street
  • Keybridge Drive and N Achor Avenue

Construction Impacts

  • Access to driveways in the cul-de-sac may be restricted for a portion of the project duration and on-street parking in the project area will be limited during the span of the construction work
  • General construction noise, dust, equipment backup alarms, and ground vibration
  • Crews will work from 7 a.m. to 7 p.m. unless otherwise approved

*Construction schedules may change due to high demand for contractors, labor, and supplies.

As part of the Ada County Highway District’s (ACHD) Cul-de-Sac Maintenance Program, ACHD will reconstruct and repave several cul-de-sacs in Ada County, starting as early as May 2026.

One week prior to work starting, message boards will be placed at the entrance of your neighborhood. The project is expected to be completed by late August.*

Cul-de-Sacs Included in the Work

  • 39th Street, south of Catalpa Drive
  • Kingsland Way, northeast of Warm Springs Avenue
  • E Shaw Mountain Court, east of Santa Paula Place
  • Bel Air St, east of Phillippi Street
  • Keybridge Drive and N Achor Avenue

Construction Impacts

  • Access to driveways in the cul-de-sac may be restricted for a portion of the project duration and on-street parking in the project area will be limited during the span of the construction work
  • General construction noise, dust, equipment backup alarms, and ground vibration
  • Crews will work from 7 a.m. to 7 p.m. unless otherwise approved

*Construction schedules may change due to high demand for contractors, labor, and supplies.

  • June 18, 2026

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    • 39th Street (four locations) - Cleanup and landscaping remaining.
    • Kingsland Way
    • Shaw Mountain Court
    • W. Bel Air Street - Started June 5th. Seepage bed ongoing.
    • Keybridge Drive - Started June 8th.
    • N. Anchor Avenue - Started June 8th. Concrete ongoing.
    • 39th Street (four locations) - Cleanup and landscaping remaining.
    • Kingsland Way
    • Shaw Mountain Court
    • W. Bel Air Street - Started June 5th. Seepage bed ongoing.
    • Keybridge Drive - Started June 8th.
    • N. Anchor Avenue - Started June 8th. Concrete ongoing.

  • June 12, 2026

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    • 39th Street (four locations) - Paving June 11th
    • Kingsland Way
    • Shaw Mountain Court
    • W. Bel Air Street - Started June 5th. Seepage bed ongoing.
    • Keybridge Drive - Started June 8th. Demo ongoing.
    • N. Anchor Avenue - Started June 8th. Demo ongoing.
    • 39th Street (four locations) - Paving June 11th
    • Kingsland Way
    • Shaw Mountain Court
    • W. Bel Air Street - Started June 5th. Seepage bed ongoing.
    • Keybridge Drive - Started June 8th. Demo ongoing.
    • N. Anchor Avenue - Started June 8th. Demo ongoing.
Page last updated: 18 Jun 2026, 09:12 AM