I-35 at SH 123
This project includes improving the SH 123 intersection and ramp reversals along I-35 between SH 80 and RM 12
The existing I-35 mainlanes and bridge over SH 123/Guadalupe Street will be reconstructed and improved. In addition, the project will reverse and relocate several entrance/exit ramps, and add extended entrance/exit lanes along the mainlanes and frontage roads between SH 80 and RM 12.
Project Activity
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Lane Closure
There are no lane closures at this time.
Project activity includes improvements to the northbound and southbound I-35 frontage roads and bridges at the San Marcos River. TxDOT anticipates periodic closures of the river at I-35 to complete the work. Recreational users along the San Marcos River will be notified in advance of any closures via shore signs and can sign up for additional project updates.
Funding
- Construction cost: $107 million funded by CAMPO and TxDOT
Schedule
- Construction start: August 2021
- Anticipated construction completion: late 2024, weather permitting
Contractor
- Webber, LLC
Project Map
Milestones
Complete
Reconstruct southbound I-35 frontage road
- Reconstruct the southbound I-35 frontage road north of SH 123, including the San Marcos River bridge
Complete
Reconstruct northbound I-35 frontage road
- Reconstruct the northbound I-35 frontage road south of SH 123
Finalize Project
- Perform final paving and striping
Downloads
Adjacent Projects
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