Interstate 35E South
R.L. Thornton Freeway South
DFW Freeways Home
Page last updated or reviewed: Dec 6, 2022
The $666 million Southern Gateway expansion project from the Trinity River to just south of US 67 was fully open in September 2022 and officially dedicated in November. The project widened I-35E to have 10 main lanes (5 each way) and two reversible express lanes.