​I-35 at 51st Street

Overview:

The schematic and environmental process is underway for this project which will improve the southbound frontage road of I-35 in the vicinity of 51st Street.

Need & Purpose
  • Reduced bottleneck at the southbound frontage road and 51st St.
  • Improved connection to existing U-turn structure
  • Improved southbound ramp operations between 51st St. and Airport Blvd.
End Result
  • Realigned southbound frontage road
  • New southbound collector-distributor road
  • New roundabout at 51st St. and the southbound frontage road
  • Revised ramp configuration on the southbound frontage road
  • Improved bicycle and pedestrian facilities
Funding
  • Project development funded by TxDOT and the city of Austin
  • Construction not currently funded
  • Construction cost estimate: $13 million
Schedule
  • Finalized schematic and environmental documentation: anticipated end of 2015

Project Vicinity Map

Contact

Public Information Officer

TxDOT Austin District
P.O. Drawer 15426
Austin, TX 78761-5426

(512) 832-7000

Email