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Projects

I-35 Capital Express South

The project includes adding elevated managed lanes between SH 71/Ben While Boulevard and Slaughter Lane and constructing a southbound I-35 bypass lane that will allow traffic to bypass Stassney Lane and William Cannon Drive

Southbound I-35 at SH 71/Ben White Boulevard - October 2022
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The project will add two high-occupancy-vehicle (HOV) managed lanes in each direction along I-35 between SH 71/Ben White Boulevard and SH 45 Southeast. In addition, the project will reconstruct bridges, relocate and reconstruct entrance and exit ramps, add pedestrian and bicycle paths and make additional safety and mobility improvements within the project limits.

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Southbound I-35 at SH 71/Ben White Boulevard - October 2022
Southbound I-35 at SH 71/Ben White Boulevard - October 2022
Northbound I-35 at William Cannon Drive - October 2022
Northbound I-35 at William Cannon Drive - October 2022
Southbound I-35 at William Cannon Drive - October 2022
Southbound I-35 at William Cannon Drive - October 2022
Northbound I-35 at Slaughter Lane - October 2022
Northbound I-35 at Slaughter Lane - October 2022
Northbound I-35 at Onion Creek Parkway - October 2022
Northbound I-35 at Onion Creek Parkway - October 2022
Southbound I-35 at Onion Creek Parkway - October 2022
Southbound I-35 at Onion Creek Parkway - October 2022

Project Activity

  • Construction Closure

    Southbound I-35 from SH 71/Ben White Boulevard to William Cannon Drive right lane closed nightly.

    Sunday, April 21 through Friday, April 26 from 8 p.m. to 6 a.m.

  • Construction Closure

    Southbound I-35 frontage road from SH 71/Ben White Boulevard to St. Elmo Street left lane closed nightly.

    Sunday, April 21 through Friday, April 26 from 8 p.m. to 6 a.m.

  • Construction Closure

    Southbound I-35 frontage road from William Cannon Drive to Foremost Drive left lane closed nightly.

    Sunday, April 21 through Friday, April 26 from 8 p.m. to 6 a.m.

  • Construction Closure

    Southbound I-35 frontage road from Ralph Ablanedo Drive to Slaughter Lane left lane closed nightly.

    Sunday, April 21 through Friday, April 26 from 8 p.m. to 6 a.m.

  • Construction Closure

    Northbound I-35 from Boggy Creek Drive to Stassney Lane reduced to one lane nightly.

    Sunday, April 21 through Thursday, April 26 from 9 p.m. to 5 a.m.

  • Construction Closure

    Southbound I-35 from Foremost Drive to Slaughter Lane reduced to one lane nightly.

    Sunday, April 21 through Friday, April 26 from 9 p.m. to 5 a.m.

Funding

  • Construction cost: $548 million funded by CAMPO and TxDOT 

Schedule

  • Construction start: November 2022
  • Anticipated construction completion: Late 2028, weather permitting

Contractor

  • Fluor Corporation

Project Map

Map of I-35 Capital Express South

Milestones

Construct managed lanes
  • Construct elevated managed lanes from SH 71/Ben White Boulevard to Slaughter Lane
  • Construct at-grade managed lanes from Boggy Creek Drive to SH 45 Southeast

Reconstruct the South Boggy Creek bridge

Construct a new Onion Creek bridge

Widen the Slaughter Creek bridge

Reconstruct I-35 entrance and exit ramps

Widen northbound and southbound I-35 frontage roads
  • Construct shared-use paths

Finalize project
  • Perform final paving and striping

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