Traffic & Transit
Posey, Webster Tube Closures Scheduled
Caltrans plans to perform maintenance on the tubes.

ALAMEDA, CA —Full overnight closures are scheduled this week for the Posey and Webster tubes connecting Alameda and Oakland for routine maintenance work, Caltrans announced.
The Posey Tube will be closed from 10 p.m. to 5 a.m. Monday to Tuesday, with the Webster Tube remaining open.
The Posey Tube will then reopen, and the Webster Tube will close from 10 p.m. to 5 a.m. Tuesday to Wednesday.
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Changeable message and directional signs will be in place to assist motorists.
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