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I-35 from SH 45N to Grand Avenue Parkway


This project consists of ramp reversals for two northbound I-35 ramps between Grand Avenue Parkway and SH 45N.

Need & Purpose

  • Improve safety and mobility

Project Description

  • Reconfigure the northbound entrance and exit ramps
  • Construct an auxiliary lane, or extended entrance/exit lane, on the northbound I-35 mainlanes under SH 45N
  • Construct an extended entrance/exit lane on the northbound frontage road


  • Construction funded by the Capital Area Metropolitan Planning Organization and TxDOT
  • Construction cost: $8 million


  • Finalize schematic and environmental documentation: spring 2017
  • Begin Plans, Specifications and Estimates (PS&E): late 2017
  • Complete PS&E: anticipated mid-2020
  • Construction letting: anticipated mid-2020
  • Construction start: anticipated mid-2020
  • Construction completion: anticipated mid-2021


Project Vicinity Map



Public Information Officer
(512) 832-7000

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

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