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Department of Transportation
200 E. Santa Clara St.
8th Floor
San José, CA 95113
Phone: (408) 535-3850
Fax:     (408) 292-6092

Monday - Friday
8:00 a.m. - 5:00 p.m.
We maintain and operate over 900 signalized intersections. Our goal is to provide a safe, reliable, and efficient traffic signal system for vehicles, bicycles, and pedestrians. 

Report urgent traffic signal malfunctions immediately

(408) 794-1900

Emergency traffic signal malfunctions include:
  • Flashing red signals
  • Turned signal head or lamp outage
  • All signal heads are completely out (indicates power outage)
  • Automobiles, motorcycles, bicycles, or pedestrians are not being served with a green light or a walk indication

Non-emergency traffic signal malfunctions include operational concerns such as

  • Travel direction gets a short green light when there is a lot of traffic, or long green lights when there is no traffic

To report non-emergency concerns:

When reporting emergency or non-emergency traffic signal malfunctions, please include the following:

  • Intersection street names and the travel direction
  • Approximate time and date of the malfunction
  • For turned signal heads or lamp outage please specify whether the signal head is mounted over the street or on the side of the pole

If you are reporting after hours, during the weekend, or on holidays, please leave a voice mail with complete details and your contact information. We will respond to your call as soon as we can.