I-35 from RM 1431 to FM 3406 (Southbound)

Overview:

The project reverses two ramps on southbound I-35 and improves the I-35 southbound frontage road between RM 1431 and FM 3406.

Need & Purpose
  • Improve safety and mobility
Project Description
  • Reverse ramps on the I-35 southbound frontage road to reduce vehicle weaving on I-35 mainlanes
  • Improve southbound frontage road by adding an auxiliary lane, or extended entrance/exit lane, between RM 1431 and FM 3406
Funding
  • Project development funded by TxDOT
  • Construction is funded by Proposition 1
  • Construction cost: $9.2 million
Schedule
  • Finalized schematic and environmental documentation: December 2014
  • Begin Plans Specifications and Estimates (PS&E) documentation: July 2015
  • Complete PS&E: June 2016
  • Construction letting: June 2016
  • Construction start: November 2016
  • Construction completion: anticipated spring 2018
Project Activity

Project Vicinity Map

RM 1431 to FM 3406

Contact

Public Information Officer

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

(512) 832-7000

Email