Capital Improvements/Traffic Transportation Engineering
200 H Street – Basement
Antioch, CA 94509
Tel: (925) 779-7050
Hours: 8:00 AM – 5:00 PM
Development Engineering
200 H Street – 2nd Floor
Antioch, CA 94509
Tel: (925) 779-7080
Hours: 8:00 AM – 5:00 PM
Maintenance Operations and Utilities
1201 W 4th Street
Antioch, CA 94509
Tel: (925) 779-6950
Hours: 7:00 AM – 4:00 PM
The Brackish Water Desalination Project construction activities have begun and will cause periodic lane closures through the first quarter of 2022 at the following locations:
We ask for your patience during construction and that you obey all traffic control and warning signs that are placed for the safety of workers and the public.
The Trenchless Rehabilitation of Sanitary Sewer Main Using Cured in Place Pipe at Various Locations Project is under construction and roadway work is being performed at the following locations:
We ask for your patience during construction and that you obey all traffic control and warning signs that are placed for the safety of workers and the public.