The Triangle Expressway (TriEx) is the first modern toll road built in North Carolina, and one of the first toll roads in the United States built to use only electronic toll collection instead of toll booths. The overall freeway consists of three segments called the Triangle Parkway, the Western Wake Expressway, and the Southern Wake Expressway, totalling up to 32.4 miles (52.1 km) long.
The Triangle Expressway (TriEx) is the first modern toll road built in North Carolina, and one of the first toll roads in the United States built to use only electronic toll collection instead of toll booths. The overall freeway consists of three segments called the Triangle Parkway, the Western Wake Expressway, and the Southern Wake Expressway, totalling up to 32.4 miles (52.1 km) long.
Source: Wikipedia "Triangle Expressway" · CC BY-SA 4.0
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