Open Forum for the Proposed I-80/I-580/I-880 Project in Alameda County

On February 28, the California Department of Transportation (CALTRANS) will hold an Open Forum for the public to discuss their proposed Interstate 80 (I-80)/Interstate 580 (I-580)/Interstate 880 (I-880) project in Alameda County. This project will partially lower, raise, replace or reconstruct connectors in the MacArthur Maze to increase vertical clearance for freight vehicles in the City of Oakland in Alameda County.

Technical studies for the Initial Study/Environmental Assessment (IS/EA) and other project information are available for review at the CALTRANS District 4 Office in Oakland. The IS/EA is also available at:

  • Oakland Public Library – West Oakland Branch, 1801 Adeline Street, Oakland, CA 94607
  • Oakland Public Library – Golden Gate Branch Library, 5606 San Pablo Avenue, Oakland, CA 94608
  • Online at the Caltrans website

Comments can be submitted February 13 through March 15 to Caltrans at 111 Grand Avenue, Oakland, CA 94612. If there are no major comments, Caltrans intends to proceed with the project’s design.

For more detailed information on this proposed Alameda County project, see the Caltrans Public Notice.

Meeting Date:
Thursday, February 28, 2019
Meeting Time:
6:00 p.m. – 8:00 p.m.
Meeting Location:
Caltrans District 4 Office
111 Grand Avenue
Oakland, CA 94612-3717

MacArthur Maze Map