As construction continues on the Dallas North Tollway improvement project, there will be lane closures in the coming week along the tollway's intersection with SH 121.

DNT and SRT closures DNT and SRT closures[/caption]

Drivers can expect daily lane closures on the northbound and southbound ramps of the DNT and SH 121 from 10 p.m. to 5 a.m. Lane closures will be in effect starting Sunday and continuing through Friday.

Overnight closures include northeast- and southwest-bound SH 121 to southbound DNT direct-connector ramps. Closure also include northbound DNT to northeast- and southwest-bound SH 121 direct-connector ramps.

Detours


Westbound SH 121 to southbound DNT detour: Drivers will exit SH 121 at the Parkwood Boulevard exit and continue on SH 121 to Dallas Parkway, where they turn left. Drivers will be able to enter southbound DNT at the entrance ramp south of SH 121.

Eastbound SH 121 to southbound DNT detour: Drivers will exit SH 121 at the Dallas Parkway exit and continue on SH 121 to Dallas Parkway, where they will turn right. Drivers will be able to enter southbound DNT at the entrance ramp south of SH 121.

Northbound DNT to northeast-southwest-bound SH 121 detour: Drivers will exit at Headquarters Drive/SH 121 and continue north to SH 121, where they will turn east or west, and continue on the frontage road to enter SH 121.