Contact MDOT SHA


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Highway Emergencies

  • Life-threatening emergencies: Call 911.

  • Report disabled vehicles: Call #77.

  • 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 410-582-5650 (local).

  • Railway Crossing Emergency Numbers​.

Non-Emergencies

Phone Numbers

Permits

Roads We Maintain

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).
  • Typically, traffic signals at intersections on State roads are maintained by the State. There are a few locations where a local agency operates and maintains an intersection on a State road given an agreement with the State.
  • Visit MDOT SHA Roadway Sign Inventory Viewer to see which Maintenance Shop is responsible for a sign.
  • 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 transportataion problems in Baltimore go to Service Types or call 311.

Public Information Act

Learn about the Maryland Public Information Act .

Frequently Asked Questions

Click here for answers to common questions, including questions about topics such as the following:

  • access management/permits
  • bridges
  • claims
  • hauling and motor carriers
  • signs on State highways
  • road maintenance
  • sound barriers

Customer Service Bill of Rights


Work Zone Automated Speed Enforcement (ASE)

For more information about the Maryland SafeZones automated speed enforcement program:


For all other inquiries, call 410-545-0300 or 800-323-6742.

This line is staffed Monday-Friday, 8:30 a.m-4:30 p.m. except holidays.

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