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Posted on: August 13, 2021

DNT Extension over US 380: Various overnight US 380 closures August 15-20

(August 13, 2021) Expect various overnight US 380 lane closures between north - and - southbound Dallas Pkwy from 9 p.m. Sunday, August 15 through 5 a.m. Friday, August 20 while NTTA continues work on the Dallas North Tollway Extension over US 380.  

Nightly Closures for the DNT Phase 4 Project:

August 15-20 (9 p.m. to 5 a.m.)

  • All lanes of east- and westbound US 380 between north- and southbound Dallas Pkwy.
  • All lanes of the east- and westbound US 380 frontage road between north- and southbound Dallas Pkwy.
  • The northbound left lane of Dallas Pkwy. at US 380

Detours:

  • Detour to eastbound US 380: Take the Dallas North Tollway exit and turn right onto southbound Dallas Pkwy. Continue to PGA Pkwy. and take the U-turn. Continue north to US 380 and turn right.
  • Detour to westbound US 380: Take the Dallas North Tollway exit and turn right onto northbound Dallas Pkwy. Continue to W. First St. and take the U-turn. Continue south to US 380 and turn right. 

See attached map from NTTA for additional information

Construction work for this project includes the construction of a bridge over US 380, extending the DNT to W. First Street in Prosper.  Changeable message signs will be placed prior to lane closures in the construction area.  

The NTTA appreciates the public’s patience during the ongoing expansion work. For construction-related questions and/or concerns, please contact the project hotline (972) 628-3134. For more information about upcoming lane closures and traffic-related news along NTTA roads, go to the “Scheduled Lane Closures” link at www.ntta.org.

Drivers are urged to seek an alternate route in advance.  As a reminder, drivers can also use the Waze app to navigate around road closures.  Click here to learn about Waze or install it on your smartphone.

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