06/10/2026 | Press release | Distributed by Public on 06/10/2026 19:11
Contra Costa County - Caltrans District 4 will continue with scheduled maintenance and improvements at the Appian Way and Cummings Skyway overcrossings. Caltrans will conduct alternating lane closures on both eastbound and westbound I-80, near the Appian Way overcrossing to Pinole Valley Road to continue Wednesday, June 10, 2026, through Friday, June 12, 2026, 9:00 PM and 6:00 AM. All work is weather dependent and subject to change.
Please see below for key closure details and timelines:
Appian Way Overcrossing - Lane Closures on EB and WB I-80/ EB I-80 On-ramp
*Please note additional, ramp and shoulder closures are scheduled for the week of June 15th near the Appian Way overcrossing as part of ongoing construction activities.
Cummings Skyway Overcrossing
Caltrans will update its X page at https://twitter.com/CaltransD4 on the latest highway conditions, and drivers are encouraged to check out Caltrans Quickmap http://quickmap.dot.ca.gov/ Motorists can also receive 24/7 highway condition information statewide by calling 1-800-427-ROAD or 1-800-427-7623. To view more D4 Projects, visit: Caltrans D4 Traffic Advisory Publications.
To search for current District 4 lane closure information, please click here.
Thank you for your patience as we work to maintain our state's highways, bridges, and tunnels.
For 24/7 traffic updates, please visit 511.org: https://x.com/511SFBay
For real-time information, visit Caltrans QuickMap: https://quickmap.dot.ca.gov
Follow us on X: https://x.com/CaltransD4
Or call 1-800-472-7623, 1-800-427-ROAD for state highway conditions statewide.
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