Hwy 24 | 511 Contra Costa

Caldecott EB #4 Bore Overnight Closure May 7, 10pm-4:30am

The EB Bore #4 of the Caledcott Tunnel will be closed from 10pm to 4:30am on Wednesday, May, for scheduled maintenance work. Work will wrap up by 4:30am on Thursday, May 8. During the maintenance work, all other bores will remain open.

Expect delays. Please drive slowly through the Cone Zone.

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