About Traffic Engineering and Operations

The Division of Traffic Engineering and Operations is responsible for safety issues and traffic controls along County roadways. Here is a list of services provided:

Traffic Signals
Pedestrian Signals
Streetlight Maintenance
Traffic Signs
Pavement Markings
Traffic Engineering Studies
Special Event Permits
New Guardrail Requests

Please contact the Traffic Engineering to report all traffic control concerns such as intersection safety, traffic calming, and mis-timed traffic signals by creating and online service request here, by emailing us at [email protected] or by mailing to:

Division of Traffic Engineering and Operations
100 Edison Park Dr 4th Floor
Gaithersburg, MD 20878
Telephone: 240-777-2190
Fax: 240-777-2080