Full Weekend I-80 Highway Closures in California Begin July 21

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Sacramento, California I-80 Traffic | Sacramento, California I-80 Construction | I-80 Exit Guide

The California Department of Transportation (Caltrans) is scheduled to close eastbound and westbound I-80 on four different summer weekends between mid-July 2023 and early September 2023. During the 56-hour weekend and 104-hour holiday full highway closures, Caltrans will perform major pavement repair work on eastbound and westbound I-80 in Contra Costa County. One traffic direction on I-80 will be worked on at a time. Detours will be in effect. All work is weather and conditions dependent.

Weekends of July 21, August 4 and August 18, 2023

Three weekend closures on eastbound I-80 are scheduled on the weekends of July 21, August 4 and August 18. Eastbound I-80 will be closed and traffic detoured beginning at the eastbound I-80/SR-4 interchange in Hercules. Closures start Fridays after 9:00 p.m. and conclude on the following Mondays at 5:00 a.m.

Eastbound I-80 Closure Detour Directions

  • From EB I-80 to SR-4 in Hercules, exit onto eastbound SB-4.
  • Then continue on eastbound SR-4 to northbound I-680.
  • Then continue on northbound I-680 past Benicia.
  • Then re-enter eastbound I-80 in Fairfield.

Eastbound I-80 Additional Detour Options

  • I-780 remains open.
  • Cummings Skyway remains open.

Labor Day Weekend-August 31 until September 5, 2023

A 104-hour full highway closure of westbound I-80 is tentatively scheduled on Labor Day weekend starting on Thursday, August 31 and concluding on Tuesday, September 5, 2023.  Westbound I-80 will be closed and traffic detoured beginning at the westbound I-80/I-780 interchange in Vallejo. Closures will tentatively start Thursday after 9:00 p.m. and conclude on the following Tuesday no later than 5:00 a.m.

Westbound I-80 Closure Detour Directions

  • From WB I-80 at I-780 in Vallejo, exit onto eastbound I-780.
  • Then continue on eastbound I-780 past Benicia.
  • Continue on southbound I-680 towards Concord.
  • Exit onto westbound SR-4 towards Richmond/Hercules.
  • Re-enter westbound I-80 from westbound SR-4 in Hercules.
I-80 Exit Guide
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