Public Works

The Public Works Department provides information on general engineering matters relating to City streets, public right-of-ways, City’s capital projects, utilities, traffic related issues, and more. The Department is responsible for the day-to-day maintenance of all publicly owned properties, including streets, curbs, gutters, sidewalks, traffic signals, signs, streetlights, sewers/storm drains and landscaping.

Contact Information
909.839.7040
publicworks@diamondbarca.gov

 

Park Closures
flooding causes park closures - – More »
HHW/E-Waste Collection Event
2/25 • convenient drive-through service – More »
SR 57-60 Confluence Project Update
construction-related traffic impacts – More »

2/23/2017 | 7:00 PM
2/25/2017 | 9:00 AM - 3:00 PM
3/7/2017 | 6:30 PM