Nevada Department of Transportation

Phase 3: Speedway Blvd to Garnet Interchange

What We're Building

The $71.5 million I-15 North Phase 3 project broke ground in June 2022. The project includes widening I-15 from two lanes in each direction to three between Speedway Boulevard and the Garnet Interchange.

Upcoming Traffic Restrictions

Closures are subject to change based on weather and other factors.


There will be no short-term closures put in place for the week of September 25, 2023.  


Intermittent through late December, 2023
Full closures on Speedway Blvd under I-15

Intermittent through late December, 2023
Full closures on Las Vegas Blvd (Apex) under I-15

Nightly, Sunday nights through Thursday nights, through late December, 2023 7pm-6am

Lane reductions on I-15 NB & SB between Speedway Blvd and Garnet Interchange (I-15 & US-93 Interchange)

About the Project

Visit the pages below to learn more about I-15 North Phase 3, review project materials and submit your comments and questions.

About the Project

Read an overview of the project, learn why the project is needed, what benefits it will provide, review schedule information, and find out how to stay involved.

Click Here

Public Meeting Archive

View and download virtual public meeting materials including our fact sheet, maps, renderings, and design exhibits.

Review Materials

Join our Email List

Send your comments and questions directly to the project team.

Contact Us


Haga clic aquí para obtener materiales en Español.

Coming Soon

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