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I-35 from RM 150 to Blanco River


One new ramp was added and five existing ramps were modified between RM 150 and the Blanco River.

Need & Purpose

  • Improve safety and mobility

Project Description

  • Reversed the southbound ramp configurations between RM 150 and Yarrington Road
  • Reversed the northbound ramp configuration between Yarrington Road and RM 150
  • Relocated the northbound Yarrington Road exit ramp
  • Constructed a new northbound entrance ramp at the location of the existing Yarrington Road exit ramp


  • Project development funded by TxDOT
  • Construction funded by Proposition 1
  • Construction cost: $9 million


  • Finalized schematic and environmental documentation: July 2015
  • Begin Plans, Specifications and Estimates (PS&E): July 2015
  • Complete PS&E: December 2015
  • Construction letting: December 2015
  • Construction start: April 2016
  • Construction completion: November 2017


Project Vicinity Map

RM 150 to Blanco River map


Public Information Officer
(512) 832-7000

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

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