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I-35 at CR 305

The reconstructed bridge will increase safety and mobility across I-35 at CR 305 in Williamson County

Project Activity

  • Lane Closure

    Northbound I-35 entrance ramp left lane closed at CR 305

    Monday, Nov. 18 from 7 a.m. until 5 p.m.


  • Construction start: September 2018
  • Anticipated construction completion: Winter 2020, weather permitting 


  • Construction cost: $7.7 million


  • Capital Excavation Company

Project Map

Map of I-35 at CR 305



Place Concrete Traffic Barriers

  • Place concrete traffic barriers
  • Temporarily widen existing north and southbound frontage roads 
  • Construct drill shafts and columns for new County Road 305 bridge 

Construct CR 305 Bridge

  • Complete construction of new CR 305 bridge 
  • Close existing CR 305 bridge 
  • Realign north and southbound frontage roads for the new bridge structure
  • Complete intersection improvements at CR 304 E to tie-in to the new bridge structure 

Demolish old CR 305 Bridge

  • Demolish old CR 305 bridge 
  • Finalize north and southbound I-35 frontage road improvements

Finalize Project

  • Road sign installation 
  • Final paving operations
  • Final Striping
  • Seeding and landscaping


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