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Multiple lane closures overnight, Friday and Saturday, at Sam Rayburn Tollway/Dallas North Tollway Interchange 

(September 9, 2011) The southbound Dallas North Tollway, the northeast-bound Sam Rayburn Tollway, the northbound Dallas Parkway frontage road, and the southwest-bound SH 121 frontage road will be closed at the Dallas North Tollway (DNT)/Sam Rayburn Tollway (SRT) interchange Friday night and Saturday night, September 9 and 10.  These road closures start at different times on each night, as explained below; but all road closures reopen by 9:00 a.m. the following morning.  NTTA has provided a map of these closures and the detour routes.   

The southbound Dallas North Tollway main lanes will be closed between the southbound exit ramp to SH 121 and Headquarters Drive in Plano starting at 11:00 p.m. each night.  Southbound traffic will be diverted onto the southbound Dallas Parkway frontage road at SH 121 and will be able to re-enter the DNT at Headquarters Drive.

The northeast-bound Sam Rayburn Tollway main lanes will be closed between Legacy Drive and Parkwood Boulevard starting at 10:00 p.m. each night.  Northeast-bound traffic will be diverted onto the northeast-bound SH 121 frontage road just east of Legacy Drive and will be able to re-enter the SRT east of Parkwood Boulevard.

The northbound Dallas Parkway frontage road will be closed between Headquarters Drive in Plano and Gaylord Parkway in Frisco starting at 9:00 p.m. each night.  Northbound traffic will be detoured east on Headquarters Drive to use Parkwood Boulevard to continue their journey north.

The southwest-bound SH 121 frontage road will be closed between Parkwood Boulevard and Dallas Parkway starting at 9:00 p.m. each night.  Southwest-bound traffic will be detoured north on Parkwood Boulevard, west on Gaylord Parkway, and south on Dallas Parkway to return to SH 121.

These road closures are part of NTTA’s interchange construction project.  Motorists are urged to use caution in the construction zone and to choose an alternate route in advance.

City of Frisco, Texas
George A. Purefoy Municipal Center

6101 Frisco Square Blvd
Frisco, Texas 75034
972-292-5000
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