**IH 45 MAIN LANE CLOSURES JULY 31ST AND AUG 1ST**
HUNTSVILLE – Texas Department of Transportation will have overnight closures of the IH 45 main lanes in Huntsville to remove working platforms overhanging IH 45 on the Smither Drive bridges. These closures will occur over two nights beginning Thursday, July 31, 2025, weather permitting. Full closures will be performed in one direction at a time.
Northbound IH 45 Closure
Northbound IH 45 will be closed at Smither Drive on the night of Thursday, July 31, 2025, from 8 p.m. to 5 a.m. the following morning. During these times, northbound traffic will be diverted to exit at Exit 114 (FM 1374/Montgomery Road), proceed north along the frontage road, and re-enter IH 45 North just north of Smither Drive.
Southbound IH 45 Closure
Southbound IH 45 will be closed at Smither Drive on night of Friday, August 1, 2025, from 8 p.m. to 5 a.m. the following morning. Southbound traffic will be redirected to exit at Exit 115 (FM 1374/Montgomery Road), continue south on the frontage road, and re-enter IH 45 South near Huntsville Memorial Hospital.
Message boards will be in place advising drivers about the closure and law enforcement officers will be in place to help with the flow of traffic.