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RM 620 Roundabout (I-35 to Deep Wood Drive)

This project includes construction of two overpasses, a roundabout, U-turns, frontage roads and widened lanes

Project Activity

  • Lane Closure

    There are no lane closures at this time.


  • Construction cost: $27.4 million (TxDOT, City of Round Rock and Williamson County)


  • Construction start: March 2020

  • Anticipated construction completion: late 2022, weather permitting


  • Bridges and Roads, LLC

Project Map

Map of RM 620 Roundabout (I-35 to Deep Wood Drive)


Construct overpasses at Chisholm Trail and Lake Creek Drive


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