Thanks for reporting! The Public Works Department does not maintain any highways or freeways; Caltrans is responsible for maintaining all aspects of I-80, I-780, and CA-37. We have forwarded your issue to them (Ticket #: 565503). In the future, you can submit a Maintenance Service Request to Caltrans district 4 on their website at http://www.dot.ca.gov/dist4/d4address.htm. Please follow up with this issue by calling 510-286-4444. If you have any questions, please feel free to contact our Grounds Maintenance Supervisor at 707-648-4556. Thanks again!