Texas Department of Transportation Began I-35E Closures
Overnight lane closures are currently active on a 6.39-mile stretch of Interstate 35E as part of an ongoing project.
Updated on Oct. 6, 2026 in Construction
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The Texas Department of Transportation has initiated a series of overnight road closures on Interstate 35E to facilitate a major construction project. These closures affect the corridor between Interstate 635 and the Denton County line.
Why it matters
The project aims to improve regional mobility by widening the interstate and reconstructing existing managed lanes and frontage roads. Adding general purpose lanes is intended to address capacity issues along this vital transportation route.
The construction project carries a total budget of $709 million and spans a 6.39-mile section of highway. This phase includes the addition of one general purpose lane in each direction.
The players
Texas Department of Transportation
This state agency is responsible for the design, construction, and maintenance of the state's extensive highway system.
The details
Crews are performing work between 9 p.m. and 6 a.m. to minimize daytime traffic disruption throughout the construction area. The reconstruction effort specifically targets the infrastructure between Interstate 635 and the Denton County line.
Timeline
Corridor studies for I-35E began in 1998.
Phase 1 construction was completed in 2018.
Phase 2 construction began in 2022.
Scheduled overnight road closures occur from October 6, 2026 to October 11, 2026.
Phase 2 construction is expected to finish in spring 2027.
Market Landscape
This project reflects a broader trend of large-scale infrastructure investments aimed at expanding capacity on congested urban corridors. It aligns with state and federal efforts to modernize highway systems to accommodate long-term population growth.
Commuters traveling through the Dallas and Carrollton areas should anticipate nightly detours and potential delays between 9 p.m. and 6 a.m. Drivers are advised to plan alternative routes to avoid the construction zone during these designated closure hours.
The takeaway
Drivers should prepare for ongoing construction impacts along this corridor until the project concludes in 2027. Staying informed about local traffic advisories is the best way to navigate these nightly closures effectively.
What happens next
Phase 2 construction is scheduled to reach completion in spring 2027.
Further reading
Find more updates on regional infrastructure development on our Construction page.
Source note: This article includes information reported by The Dallas Morning News.
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