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, including:
    • Reduce lane merging and weaving on the northbound I-35 mainlanes
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: $5.3 million
  • Finalize schematic and environmental documentation: anticipated spring 2017
  • Begin Plans, Specifications and Estimates (PS&E): anticipated late 2017
  • Complete PS&E: anticipated early 2019
  • Construction letting: anticipated late 2019
  • Construction start: anticipated early 2020
  • Construction completion: anticipated mid-2021

Project Vicinity Map


Public Information Officer

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

(512) 832-7000