680 Closure March 2024 News. After the full weekend closure, work will. Caltrans will close southbound interstate 680 in.

By jocelyn moran and velena jones • published march 14, 2024 • updated on march 15, 2024 at 6:03 pm. This final closure for the south portion of the entire project will put the transportation agency one year ahead of schedule, according to the caltrans press release.