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Overnight Northbound US-101 Lane & Ramp Closure at Sir Francis Drake – May 13 & 17, 2021

Posted on May 11, 2021

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MARIN COUNTY – Caltrans District 4 (Bay Area), will perform overnight lane and ramp closures of northbound US-101 off-ramp to Sir Francis Drake Boulevard, in Larkspur on Thursday, May 13 and Monday, May 17.

These lane and off-ramp closures are needed for Caltrans crews to safely continue project work on the bicycle/pedestrian bridge at this location. Changeable message signs and directional signs will be in place to assist motorists traveling in the area.

Sir Francis Drake Lane/Off-Ramp Closures:

LANE CLOSURE: Thursday, May 13, 2:30 to 7:00 AM
FULL RAMP CLOSURE: Monday, May 17, 9:00 PM to Tuesday, May 18, 6:00 AM

This work is a part of ongoing construction projects along US-101 starting at the Golden Gate Bridge progressing through Sausalito and concluding with the ramps in San Rafael. Advisories will be issued for work being conducted along this stretch of highway.

Motorists are advised to expect delays and allow extra time for their commute.

For 24/7 traffic updates, please visit

For real-time information, please visit Caltrans QuickMap or follow Caltrans on Twitter.


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