LNM11-843F02
Received 23 Sept 2026, 00:00 UTC
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Positions open on the mapCARQUINEZ STRAIT - MARE ISLAND STRAIT
General / Bridges / Rehabilitation
NORTHERN CALIFORNIA-NAPA RIVER-MARE ISLAND CAUSEWAY LIFT BRIDGE-Maintenance and rehabilitation work is being conducted outside the main navigation span (lift span) of the bridge, 7 am to 7 pm, 7-days a week, through November 30, 2026. A 99’ X 99’ barge, a 33’ X 13’ supply barge, and a crane barge will be anchored at several locations on the north and south sides of the approach spans to conduct the work. After the normal workday, the barges will remain on-scene. A temporary platform is being installed below low steel in the approach spans, reducing vertical clearance of the bridge by no more than 4 feet. Divers will be deployed during the work. To determine the location of divers, mariners can contact 707-974-2789 or 707-974-0917. To determine conditions at the work site, mariners can contact 510-774-1204 or 925-382-3544. Vessels are requested to transit the work area with caution. For further information contact the Coast Guard Bridge Office at 510-219-4366 or [email protected].
Position 38-06.65N 122-16.48W
USCG Southwest District Local Notice to Mariners 45/2026