A portion of I-279 and the I-279/I-579 High Occupancy Vehicle (HOV) lanes will be closed overnight next week in Allegheny County.
The closure will impact the lanes in Pittsburgh, Ross and Ohio Township.
Allegheny County officials said the closures are necessary to demolish Jacks Run Bridge No. 3. The bridge has been closed since inspectors found corrosion on its only pier on July 3, 2025…