All Lanes of Southbound I-35E To Be Closed at US 67 Friday The lanes of southbound I-35E at US 67 will be closed during the night starting at 9 p.m. Published February 23, 2021 • Updated on March 19, 2021 at 6:36 pm NBC 5 News The main southbound lanes of Interstate 35E will be closed at U.S. Highway 67 for construction on The Southern Gateway Project. The closure is necessary so work crews can set a beam in place. The closure will take place overnight Friday from 9 p.m. until about 6 a.m. Saturday. Download our NBC DFW mobile app for Apple or Android to get alerts for local breaking news and weather.