Report all highway emergencies not requiring police assistance, such as traffic signal outages and sinkholes, to our Statewide Operations Center at
1-800-543-2515 (toll-free) or
For highway emergencies at railway crossings, see
Railway Crossing Emergency Numbers.
Submit a disability request prior to your visit to MDOT SHA offices using the
Reasonable Accommodation Request Form.
The Maryland Department of Transportation State Highway Administration (MDOT SHA) owns and maintains all non-toll, numbered roads - such as I-495 (the Capital Beltway), MD 355 (Rockville Pike) and US 40 (Baltimore National Pike) - in Maryland's 23 counties.
Visit Know Your Roads to see which governmental body maintains a road.
Roads without a number are maintained by the county or municipality.
Toll roads (including I-95, the Bay Bridge and the Fort McHenry Tunnel) are owned and maintained by the
Maryland Transportation Authority (MDTA).
In Baltimore City, local roads, interstates and numbered routes are maintained by the Baltimore City Department of Transportation (Toll roads I-95, I-395 and I-895, within the city are maintained by the Maryland Transportation Authority).
For help with potholes and other concerns go to
Service Types or call 311.
To learn about the Maryland Public Information Act visit the Maryland Department of Transportation (MDOT) page here.
Click here for answers to common questions, including questions about topics such as the following:
For more information about the Maryland SafeZones automated speed enforcement program:
We're available on the following channels.