Ustick Road, Black Cat Road to Ten Mile Road

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The Ada County Highway District (ACHD) will be reconstructing Ustick Road between Black Cat Road and Ten Mile Road. The purpose of this project is to improve traffic flow and increase safety for all users.

Ustick, Black Cat to Ten Mile

  • Widen Ustick Road to two lanes in each direction, with center turn lanes or center medians at key locations.
  • Construct curb, gutter, and a 10-foot-wide multi-use pathway with a safety buffer on both sides of the roadway for pedestrian and bicyclists.
  • Add a traffic signal at Naomi Avenue.
  • Install an enhanced pedestrian crossing across Ustick Road at the Nine Mile Pathway.
  • Upgrade stormwater facilities and replace irrigation pipes.

Ustick and Black Cat Intersection

  • Widen the Ustick Road and Black Cat Road intersection to include additional through lanes.
  • Add dedicated right and left turn lanes on all approaches.
  • Install curb, gutter, and multi-use pathways.

The Ada County Highway District (ACHD) will be reconstructing Ustick Road between Black Cat Road and Ten Mile Road. The purpose of this project is to improve traffic flow and increase safety for all users.

Ustick, Black Cat to Ten Mile

  • Widen Ustick Road to two lanes in each direction, with center turn lanes or center medians at key locations.
  • Construct curb, gutter, and a 10-foot-wide multi-use pathway with a safety buffer on both sides of the roadway for pedestrian and bicyclists.
  • Add a traffic signal at Naomi Avenue.
  • Install an enhanced pedestrian crossing across Ustick Road at the Nine Mile Pathway.
  • Upgrade stormwater facilities and replace irrigation pipes.

Ustick and Black Cat Intersection

  • Widen the Ustick Road and Black Cat Road intersection to include additional through lanes.
  • Add dedicated right and left turn lanes on all approaches.
  • Install curb, gutter, and multi-use pathways.

  • January 31, 2025

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    31 Jan 2025
    • Black Cat Road is closed south of Ustick Road.
    • Traffic has been shifted onto the temporary asphalt on the south side of Ustick.
    • Irrigation and seepage bed installation is ongoing.
    • Roadway and sidewalk demo and prep is ongoing.
    • Eight mile irrigation box on Black Cat has been demolished.
    • Excavation for the west side headwall to start this week.
    • Precast box fabrication ongoing.

  • January 23, 2025

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    23 Jan 2025
    • Black Cat Road is closed south of Ustick Road.
    • Traffic has been shifted onto the temporary asphalt on the south side of Ustick.
    • Irrigation and seepage bed installation is ongoing.
    • Roadway and sidewalk demo and prep is ongoing.
    • Eight mile irrigation box on Black Cat has been demolished.
    • Excavation for the west side headwall to start this week.
    • Precast box fabrication ongoing.

  • January 17, 2025

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    17 Jan 2025
    • Black Cat Road is closed south of Ustick Road.
    • Traffic has been shifted onto the temporary asphalt on the south side of Ustick.
    • Irrigation and seepage bed installation is ongoing.
    • Roadway and sidewalk demo and prep is ongoing.
    • Eight mile irrigation box on Black Cat has been demolished.
    • Excavation for the west side headwall to start this week.
    • Precast box fabrication started this week.

  • January 10, 2024

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    10 Jan 2025
    • Black Cat Road is closed south of Ustick Road.
    • Traffic has been shifted onto the temporary asphalt on the south side of Ustick.
    • Irrigation and seepage bed installation is ongoing.
    • Roadway and sidewalk demo and prep is ongoing.
    • Eight Mile irrigation box on Black Cat has been demolished.
    • Excavation for the west side headwall to start this week.
    • Precast box fabrication started this week.

  • January 3, 2025

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    03 Jan 2025
    • Black Cat Road is closed south of Ustick Road.
    • Traffic has been shifted onto the temporary asphalt on the south side of Ustick.
    • Irrigation and seepage bed installation is ongoing.
    • Roadway and sidewalk demo and prep is ongoing.
    • Eight Mile irrigation box on Black Cat has been demolished.

  • December 20, 2024

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    20 Dec 2024
    • Black Cat Road is closed south of Ustick Road.
    • Temporary asphalt for the new traffic pattern on the south side of Ustick complete.
    • Traffic will shift this week.
    • Irrigation and seepage bed install ongoing.
    • Roadway and sidewalk demo and prep ongoing.
    • Eight mile irrigation box on Black Cat has been demolished.

  • December 12, 2024

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    12 Dec 2024
    • Contractor completed the milling of the south half of the road in preparation for utility relocations and temporary pavement.
    • Temporary asphalt will be placed this week for the new traffic pattern on the south side of Ustick.
    • Irrigation and seepage bed install ongoing.
    • Roadway and sidewalk demo ongoing.
    • Eight Mile irrigation box on Black Cat has been demolished.

  • December 6, 2024

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    06 Dec 2024
    • Black Cat Road is closed south of Ustick Road.
    • Contractor completed the milling of the south half of the road in preparation for utility relocations and temporary pavement.
    • Prepping for temporary asphalt.
    • Irrigation and seepage bed install has started.
    • Demo ongoing.

  • November 22, 2024

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    22 Nov 2024
    • Contractor has completed implementing traffic control on the project and throughout the southern neighborhoods.
    • Black Cat Road is closed south of Ustick Road.
    • Contractor completed the milling of the south half of the road in preparation for utility relocations and temporary pavement.

  • November 15, 2024

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    15 Nov 2024
    • Contractor has started implementing traffic control on the project and throughout the southern neighborhoods.
    • Black Cat Road is closed south of Ustick Road.
    • Contractor milling the south half of the road in preparation for utility relocations and temporary pavement.
Page last updated: 04 Apr 2025, 10:24 AM