Full closure on southbound I680 this weekend expected to cause delays

CONCORD, CA (Sept. 20, 2024) – Southbound Interstate 680 will be closed between Alcosta Boulevard in San Ramon and the I-580/I-680 connector in Pleasanton from 9 p.m. Friday, September 20 through 4 a.m. Monday morning, September 23, 2024. However, all I-580/I-680 connectors will remain open through the rightmost lanes on southbound I-680. CalTrans encourages motorists to take alternative routes to alleviate traffic congestion within the construction work zone on southbound I-680 in the cities of San Ramon and Dublin.

In addition to full closures on southbound I-680, the far-left lane (Express Lane) and left shoulder will be closed on northbound I-680 between Amador Valley Boulevard in Dublin and Alcosta Blvd in San Ramon.

The closure will be rescheduled if it rains. Click here for up-to-date information.