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.

  • December 4, 2025

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    • Irrigation and seepage bed installation is nearly complete.
    • Eightmile and Ninemile irrigation: Irrigation work is ongoing at both Eightmile and Ninemile. Curb, gutter and sidewalk placements ongoing on the south side of Ustick.
    • Patterned concrete median islands are being placed east of Black Cat.
    • Asphalt paving portions of the north and south side of Ustick complete. City of Meridian sewer and water line installation complete – service tie-in to SE property still pending. Concrete paving south side of Ustick and Black Cat intersection is nearly complete.
    • After the irrigation work and water/sewer tie-in is complete, concrete paving of S. Black Cat will resume.

  • November 20, 2025

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    • Irrigation and seepage bed installation is nearly complete.
    • Eightmile and Ninemile irrigation: Irrigation work is ongoing at both Eightmile and Ninemile.
    • Curb, gutter and sidewalk placements ongoing on the south side of Ustick.
    • Patterned concrete median islands are being placed east of Black Cat. Asphalt paving portions of the north and south side of Ustick complete.
    • City of Meridian sewer and water line installation complete – service tie-in to SE property still pending. Concrete paving south side of Ustick and Black Cat intersection is nearly complete. o After the irrigation work and water/sewer tie-in is complete, concrete paving of S. Black Cat will resume.

  • November 14, 2025

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    • Irrigation and seepage bed installation is nearly complete – waiting for south Black Cat access to finish.
    • Eightmile and Ninemile irrigation: Irrigation work is ongoing at both Eightmile and Ninemile.
    • Curb, gutter and sidewalk placements ongoing on the south side of Ustick.
    • Patterned concrete median islands are being placed east of Black Cat.
    • Asphalt paving portions of the north side of Ustick complete (bottom lift only).
    • City of Meridian sewer and water line installation continues at Black Cat/Ustick.
    • Concrete paving south side of Ustick and Black Cat intersection complete.

  • November 7, 2025

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    • Black Cat Road is open north of Ustick Road. Black Cat Road is closed south of Ustick Road. Naomi has reopened on the south side to Ustick Road for school access.
    • Ustick remains open: oTraffic has been shifted onto new pavement on the north side of Ustick – one lane in each direction remains open. Irrigation and seepage bed installation is nearly complete – waiting for south Black Cat access to finish.
    • Eightmile and Ninemile irrigation: Irrigation work started again on October 20th at both Eightmile and Ninemile. oThe remaining precast box sections for Eightmile have been delivered.Curb and gutter and sidewalk placements ongoing on the north/south side of Ustick. Asphalt paving portions of the north side of Ustick complete (bottom lift only). City of Meridian sewer line installation continues near Black Cat, on the south side of Ustick. Waiting on irrigation work to complete before sewer and water can be completed. Excavation activities are complete on the south side of Ustick. Grade prep on the south side of Ustick ongoing. Concrete paving south side of Ustick and Black Cat started October 8th and is on-going.

  • October 31, 2025

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    • Black Cat Road is open north of Ustick Road.
    • Black Cat Road is closed south of Ustick Road.
    • Naomi has reopened on the south side to Ustick Road for school access.
    • Ustick remains open: Traffic has been shifted onto new pavement on the north side of Ustick – one lane in each direction remains open. Irrigation and seepage bed installation is nearly complete – waiting for south Black Cat access to finish. Eightmile and Ninemile irrigation: o Irrigation work started again on October 20th at both Eightmile and Ninemile. The remaining precast box sections for Eightmile are planning to be delivered end of October. Curb and gutter and sidewalk placements ongoing on the north/south side of Ustick.
    • Asphalt paving portions of the north side of Ustick complete (bottom lift only).
    • City of Meridian sewer line installation continues near Black Cat, on the south side of Ustick. Waiting on irrigation work to complete before sewer and water can be completed.
    • Excavation activities are complete on the south side of Ustick.
    • Grade prep on the south side of Ustick ongoing.
    • Concrete paving south side of Ustick and Black Cat started October 8th and is on-going.

  • October 24, 2025

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    • Black Cat Road is open north of Ustick Road.
    • Black Cat Road is closed south of Ustick Road.
    • Naomi has reopened on the south side to Ustick Road for school access. Ustick remains open:Traffic has been shifted onto new pavement on the north side of Ustick – one lane in each direction remains open.
    • Irrigation and seepage bed installation is nearly complete – waiting for south Black Cat access to finish
    • Eightmile and Ninemile irrigation: Irrigation work started again on October 20th at both Eightmile and Ninemile. The remaining precast box sections for Eightmile are planning to be delivered end of October.
    • Curb and gutter and sidewalk placements ongoing on the north/south side of Ustick.
    • Asphalt paving portions of the north side of Ustick complete (bottom lift only).
    • City of Meridian sewer line installation continues near Black Cat, on the south side of Ustick. Waiting on irrigation work to complete before sewer and water can be completed.
    • Excavation activities are complete on the south side of Ustick.
    • Grade prep on the south side of Ustick ongoing.
    • Concrete paving south side of Ustick and Black Cat started October 8th and is on-going

  • October 17, 2025

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    • Black Cat Road is open north of Ustick Road.
    • Black Cat Road is closed south of Ustick Road.
    • Naomi has reopened on the south side to Ustick Road for school access.
    • Ustick remains open: o Traffic has been shifted onto new pavement on the north side of Ustick – one lane in each direction remains open.
    • Irrigation and seepage bed installation is nearly complete – waiting for south Black Cat access to finish. Eightmile irrigation: o Irrigation is complete for the season. The remaining precast box sections are planning to be delivered end of October.
    • Curb and gutter and sidewalk placements ongoing on the north/south side of Ustick. Asphalt paving portions of the north side of Ustick complete (bottom lift only). City of Meridian sewer line installation continues near Black Cat, on the south side of Ustick. Waiting on irrigation work to complete before sewer and water can be completed.
    • Excavation activities are ongoing on the south side of Ustick.
    • Grade prep on the south side of Ustick ongoing.
    • Concrete paving south side of Ustick and Black Cat started October 8th and is on-going.

  • October 10, 2025

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    • Black Cat Road is open north of Ustick Road.
    • Black Cat Road is closed south of Ustick Road.
    • Naomi has reopened on the south side to Ustick Road for school access.
    • Ustick remains open: Traffic has been shifted onto new pavement on the north side of Ustick – one lane in each direction remains open. Irrigation and seepage bed installation is nearly complete – waiting for south Black Cat access to finish Eightmile irrigation: Irrigation is complete for the season. The remaining precast box sections are planning to be delivered end of October. Curb and gutter and sidewalk placements ongoing on the north/south side of Ustick. Asphalt paving portions of the north side of Ustick complete (bottom lift only).
    • City of Meridian sewer line installation continues near Black Cat, on the south side of Ustick. Waiting on irrigation work to complete before sewer and water can be completed.
    • Excavation activities are ongoing on the south side of Ustick.
    • Grade prep on the south side of Ustick ongoing.
    • Concrete paving south side of Ustick and Black Cat started October 8th and is on-going.

  • October 2, 2025

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    • Black Cat Road is open north of Ustick Road.
    • Black Cat Road is closed south of Ustick Road.
    • Naomi has reopened on the south side to Ustick Road for school access.
    • Ustick remains open: Traffic has been shifted onto new pavement on the north side of Ustick – one lane in each direction remains open. Irrigation and seepage bed installation is nearly complete – waiting for south Black Cat access to finish.
    • Eightmile irrigation: Irrigation is complete for the season. Curb and gutter and sidewalk placements ongoing on the north/south side of Ustick. Asphalt paving portions of the north side of Ustick complete (bottom lift only). City of Meridian sewer line installation continues near Black Cat, on the south side of Ustick. Excavation activities are ongoing on the south side of Ustick.
    • Grade prep on the south side of Ustick ongoing.

  • September 26, 2025

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    • Black Cat Road is open north of Ustick Road.
    • Black Cat Road is closed south of Ustick Road.
    • Naomi has reopened on the south side to Ustick Road for school access.
    • Ustick remains open: Traffic has been shifted onto new pavement on the north side of Ustick – one lane in each direction remains open. Irrigation and seepage bed installation is nearly complete – waiting for south Black Cat access to finish. Eightmile irrigation: Irrigation is complete for the season. Curb and gutter and sidewalk placements ongoing on the north/south side of Ustick. Asphalt paving portions of the north side of Ustick complete (bottom lift only). City of Meridian sewer line installation continues near Black Cat, on the south side of Ustick. Excavation activities are ongoing on the south side of Ustick.
Page last updated: 04 Dec 2025, 03:56 PM