I-11

11/16/2021

ADOT and FHWA publish Interstate 11 Record of Decision

7/16/2021

Interstate 11 Final Tier 1 Environmental Impact Statement available for public review

4/26/2019

With additions to draft I-11 environmental document, comment deadline extended to July 8

I-11 Tier I Environmental Impact Statement with map of proposed route

4/5/2019

From the Director: Formal comment period begins for Interstate 11

I value input from the public in this important step as we continue to study I-11.

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From the Director

I-11

4/5/2019

Interstate 11 Draft Environmental Impact Statement available for public review

2/1/2019

US 93 improvements advancing with latest widening project

We've already widened 161 miles of US 93, the main route between Phoenix and Las Vegas, to divided four-lane highway. Now we're launching a project to widen nearly 4 more miles.

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I-11

Safety

US 93

10/15/2018

Sonoran Corridor, I-11: Different proposals, similar goals for public involvement

We're conducting two environmental studies involving southern Arizona: Interstate 11 and the Sonoran Corridor. Here's an explanation of each.

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I-11

Sonoran Corridor

12/15/2017

I-11 Alternatives Selection Report and Meeting Summary Report now available

7/13/2017

Video: The future of I-11

Year one of the I-11 study is over. Our newest video provides a recap of what's been done to date and explains what's next for the proposed interstate.

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I-11

Transportation