Silverbell Road - Ina to Grant Road

Public Meeting

Saturday, November 20, 2021
10:00 - 11:00 a.m.
Christopher Columbus Park

(North side of large lake under solar panel structure)
4600 N. Silverbell Rd
Tucson, AZ 85745

Silverbell Road Improvement Project
Ina Road to Grant Road

Silverbell Road Improvement Project will widen 8 miles of Silverbell Road, from Grant Road to Ina Road, to a curbed four-lane divided roadway (2 lanes in each direction) and will include:

  • a raised median island
  • bike lanes
  • a sidewalk on the west side of Silverbell (Grant Road to Goret Road)
  • a multi-use path on the east side of Silverbell
  • drainage crossing improvements
  • LED lighting 
  • signal improvements at the Grant, Goret, Sweetwater, and El Camino del Cerro intersections (signal improvements will be evaluated during the design of El Camino del Cerro to Ina at a future time)
  • bus stop improvements
  • native landscape
  • retaining walls at the larger slopes
  • public art

Silverbell Road Project Fact Sheet

Design Concept Study: Silverbell Road, Grant Road to Ina Road

The Design Concept Study was completed in 2010. Click here to review the Design Concept Report. The new roadway will be a 4-lane divided desert parkway and will include a continuous multi-use path, bike lanes, drainage improvements, new native landscaping with water harvesting features, and enhanced wildlife crossings. This roadway is a critical regional transportation link that serves the west and northwest portions of the Tucson metropolitan area and will promote mobility and provide improved capacity and safety.

PHASE 1: Grant Road to Goret Road

PHASE 2: Goret Road to El Camino del Cerro

  • Design phase
  • 95% Design complete, followed by Permitting/Cultural Resources Clearance
  • 60% Design Open House announcement - November 14, 2016
  • Read more

The Regional Transportation Authority, a political subdivision of the state and independently governed, has invested more than $1.2 billion in transportation projects and services to improve mobility, safety, economic vitality and quality of life in the region. The RTA collects a half-cent excise (sales) tax from its special taxing district within Pima County to fund its 20-year regional transportation plan. The plan and tax were approved by voters in May 2006. The Silverbell Road project is part of the RTA plan and is managed by the City of Tucson in conjunction with the Town of Marana and Pima County. For more information, visit RTAmobility.com. 

  • Construction activities along Silverbell Road, from Grant to Goret

    Construction activities along Silverbell Road, from Grant to Goret

  • Construction activities along Silverbell Road, from Grant to Goret

    Construction activities along Silverbell Road, from Grant to Goret

  • Construction activities along Silverbell Road, from Grant to Goret

    Construction activities along Silverbell Road, from Grant to Goret

  • Construction activities along Silverbell Road, from Grant to Goret

    Construction activities along Silverbell Road, from Grant to Goret

  • Construction activities along Silverbell Road, from Grant to Goret

    Construction activities along Silverbell Road, from Grant to Goret

  • Construction activities along Silverbell Road, from Grant to Goret

    Construction activities along Silverbell Road, from Grant to Goret

  • Before

    Before & after scenes of Silverbell Road between Grant and Ina Roads

  • After

    Before & after scenes of Silverbell Road between Grant and Ina Roads

  • Before

    Before & after scenes of Silverbell Road between Grant and Ina Roads

  • After

    Before & after scenes of Silverbell Road between Grant and Ina Roads

  • Before

    Before & after scenes of Silverbell Road between Grant and Ina Roads

  • After

    Before & after scenes of Silverbell Road between Grant and Ina Roads

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Project Map

The Regional Transportation Authority, a political subdivision of the state and independently governed, has invested more than $1.2 billion in transportation projects and services to improve mobility, safety, economic vitality and quality of life in the region. The RTA collects a half-cent excise (sales) tax from its special taxing district within Pima County to fund its 20-year regional transportation plan. The plan and tax were approved by voters in May 2006. The Silverbell Road project is part of the RTA plan and is managed by the City of Tucson in conjunction with the Town of Marana and Pima County. For more information, visit www.RTAmobility.com.

For more information please contact: Nanette or Kathy
Silverbell Road Project c/o 100 N Stone Avenue, Ste. #450 Tucson, AZ 85701
Phone: (520) 885-9009 Email:

  • Regional Transportation Authority
  • City of Tucson
  • Marana
  • Pima County