Commercial St Bridge Closure Friday, July 10, 2026 9:00 PM 21:00 Monday, August 3, 2026 5:00 AM 05:00 Google Calendar ICS A full closure of I-376 in each direction between the Squirrel Hill Tunnel and the Edgewood/Swissvale (Exit 77) interchange starts 9pm Friday, July 10, through 5am Monday, August 3, as crews demolish and replace the I-376 Commercial Street Bridge.Click here for more information, map and detours.