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I-35 at Oltorf Street

This project includes reconstructing the Oltorf Street bridge including new U-turns in each direction at I-35 as well as frontage road and ramp improvements

Project Activity

  • Lane Closure

    Northbound I-35 flyover closed nightly at SH 71

    Tuesday, June 2 through Thursday, June 4 from 8 p.m. until 5:30 a.m.

  • Lane Closure

    Northbound I-35 reduced to one lane nightly from Woodward Street to Woodland Avenue. The Oltorf Street exit ramp (#232A), the Woodward Street entrance ramp and the Woodland Avenue exit ramp (#232B) will also be closed.

    Tuesday, June 2 through Thursday, June 4 from 8:30 p.m. until 5:30 a.m.



  • Construction start: Feburary 2017
  • Anticipated construction completion: mid-2020, weather permitting 


  • OHL, USA, Inc.


Project Map

Map of I-35 at Oltorf Street



Mainlane Widening and Ramp Improvements

  • Widen northbound and southbound I-35 mainlanes for extended entrance/exit lanes
  • Begin northbound frontage road and Oltorf Street entrance ramp improvements

Reconstruct Oltorf Street Bridge

  • Reconstruct Oltorf Street bridge and add two new U-turns in each direction 

Southbound I-35 Mainlane and Frontage Road Improvements

  • Construct southbound entrance and exit ramps south of Oltorf Street
  • Close southbound Oltorf Street exit ramp 
  • Southbound frontage road improvements

Finalize Project

  • Construct southbound entrance ramp north of Oltorf Street
  • Complete frontage road construction
  • Final paving operations
  • Final striping 


Smart Work Zone Cameras

Northbound I-35 before Oltorf St
Northbound I-35 before Oltorf St
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