Columbia Road Bridge

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This project is substantially complete. 

As part of the Ada County Highway District’s (ACHD) Bridge Maintenance Program, ACHD will replace the bridge on Columbia Road east of Ten Mile Road, as early as the beginning of October 2023.* Construction is expected to be complete spring of 2024.

This bridge improvement project will include removing and replacing the existing bridge over the Kuna Canal.

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

As part of the Ada County Highway District’s (ACHD) Bridge Maintenance Program, ACHD will replace the bridge on Columbia Road east of Ten Mile Road, as early as the beginning of October 2023.* Construction is expected to be complete spring of 2024.

This bridge improvement project will include removing and replacing the existing bridge over the Kuna Canal.

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

This project is substantially complete. 

  • November 22, 2023

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    • Columba road closed for the duration of the project.
    • Starting irrigation work.
    • Removing Bridge.

  • November 17, 2023

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    ► Lumen relocating.

    ► Closure on Columbia Road will begin once Lake Hazel is open

    ► Starting irrigation work

  • November 9, 2023

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    • Lumen relocating.
    • Starting irrigation work.
    • Road closed starting the 20th pending opening of Lake Hazel and Ten Mile Project.

  • November 3, 2023

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    • Anticipated start date is November 6th.

  • August 29, 2023

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    • Lane restrictions with flaggers
    • General construction noise, dust, equipment backup alarms, and ground vibration
    • Crews will work from 7 a.m. to 7 p.m. unless otherwise approved
    • The contractor will work with homeowners to minimize construction impacts
    • Columbia Rd will be closed during construction. Other temporary road closures are expected