Phase 1B construction work has started.

Phase 1B work will last approximately 1 year and will include expanding the construction area on Bon Air Road from Magnolia Avenue to Bayview Road and shifting traffic to the south side of Bon Air Road to accommodate construction on the north side. We appreciate your patience and cooperation following all onsite construction signage.

For more information about current construction activities, please review our Construction notice.

Stage 1 Trestle Construction

The City of Larkspur has awarded a construction contract for the Bon Air Bridge Replacement Project to Golden State Bridge of Benicia, CA. For more information about the project, please review our Fact Sheet. Please check back every few weeks for construction updates or contact to request an email alert when new information is posted.