It was extended to Briargrove Lane in 1987 and to SH 121 in Collin County in 1994. More than 430,000 toll transactions occur each day on the Dallas North Tollway. In comparison to other roadways, the Dallas North Tollway has one of the best safety records in the country. In 1989, it became the first operational road in the world to use high technology, automatic vehicle identification transponders, or TollTags, for electronic toll collection. The TollTag system, a fully electronic toll collection method, allows motorists to drive through tollbooths without stopping, rolling down windows or searching for coins.
Motorists can then proceed when the light is green.
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