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. 

  • February 9, 2024

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    • Columbia Road closed for the duration of the project.
    • Culvert placed.
    • Footings placed.
    • Deck placed.
    • Forming headwalls.

  • February 2, 2024

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    • Columba Road closed for the duration of the project.
    • Culvert placed.
    • Footings placed.
    • Forming for culvert deck.

  • January 26, 2024

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    • Columba Road closed for the duration of the project.
    • Culvert placed.
    • Footings and wingwalls after culvert placed.
    • Forming for culvert deck.

  • January 19, 2024

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    • Columba Road closed for the duration of the project.
    • Culvert placed.
    • Footings and wingwalls after culvert placed.

  • January 12, 2024

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    • Columba Road closed for the duration of the project.
    • Prepping trench for placing culvert.
    • Culvert placed.
    • Footings and wingwalls after culvert placed.

  • January 5, 2024

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    • Columba road closed for the duration of the project.
    • Prepping trench for placing culvert.
    • Placing culvert.
    • Footings and wingwalls after culvert placed.

  • December 22, 2023

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    • Columba road closed for the duration of the project.
    • Starting irrigation work.
    • Removing bridge.
    • Prepping trench for placing culvert.

  • December 15, 2023

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    • Columba road closed for the duration of the project.
    • Starting irrigation work.
    • Removing bridge.
    • Prepping trench for placing culvert.

  • December 8, 2023

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

  • December 1, 2023

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    • Columbia road closed for the duration of the project.
    • Starting irrigation work.
    • Removing bridge.