All lanes in the Posey Tube—including the pedestrian and bike path—will be closed for construction from 11 p.m. to 5 a.m., Monday through Friday, March 2-6, according to CalTrans. Traffic will be re-routed via Lincoln Avenue to Park Street and 1-880 (see map). The scheduled construction work in Alameda includes repairing damaged concrete and improving the roadway surface on the Posey Tube bridge deck and approaches. Coming next monthThe next phase of construction—Webster Tube walkway improvements—is scheduled to begin on April 1. CalTrans will issue an advisory notice when final closure schedules and traffic control details are confirmed.

Source: The Guardian March 04, 2026 03:50 UTC