State Route 29 Emergency Drainage Replacement in St. Helena in Napa County Between Adams St and Madrona Ave

Published:

Weekly Nighttime One-Way-Traffic Control Will Be in Effect
Starting the week of Monday Sept. 11 to the week of Oct. 9
between 8:00 P.M. to 6:00 A.M.

NAPA COUNTY- Caltrans will be performing emergency drainage replacement work on SR-29 in St. Helena, Napa County. Southbound lanes of SR-29 between Adams St Madrona Ave will have one-way-traffic control between 8:00 P.M. and 6:00 A.M., Monday to Friday starting September 11 to October 9, 2023.

As part of emergency drainage replacement work and to ensure the safety of workers and motorists, beginning Monday Sept. 11, motorists traveling on SB/NB SR-29 through St. Helena, should expect delays due to one-way lane traffic control.

All work is weather dependent. The work may be extended or rescheduled due to inclement weather. Every effort will be made to minimize inconvenience, but construction noise cannot be entirely avoided. Caltrans thanks residents for your patience.

For 24/7 traffic updates, please visit 511.org: https://twitter.com/511SFBay
For real-time information, please visit Caltrans QuickMap: http://quickmap.dot.ca.gov
Or follow Caltrans on Twitter at: https://twitter.com/CaltransD4

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