Key Bridge Commuting Resources

The Key Bridge collapse has disrupted traffic and commuting patterns for Maryland residents, employees, and employers; the effects are being felt immediately around the bridge and regionally as traffic patterns shift. MDOT is working to help everyone get where they need to go, and identifying services that may be needed now to help Marylanders during this difficult time.

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The MDOT Port Administration (MPA) stimulates the flow of waterborne commerce through the ports in the State of Maryland in a manner that provides economic benefit to the citizens of the state.


The MDOT Maryland Transit Administration (MTA) operates Local Buses (CityLink and LocalLink), Commuter Buses, Light RailLink, Metro SubwayLink, Maryland Area Regional Commuter (MARC) Train Service, and a comprehensive Paratransit (MobilityLink) system. MTA also manages the Taxi Access system, and directs funding and statewide assistance to Locally Operated Transit Systems (LOTS) in each of Maryland's 23 counties, Baltimore City, Annapolis and Ocean City.


The MDOT Maryland Aviation Administration (MAA) is the owner and operator of Baltimore/Washington International Thurgood Marshall Airport (BWI) and Martin State Airport.

Toll Facilities

The Maryland Transportation Authority (MDTA) is responsible for constructing, managing, operating and improving the State's toll facilities, as well as for financing new revenue producing transportation projects.


The MDOT State Highway Administration (SHA) provides a safe, well-maintained, reliable highway system that enables mobility choices for all customers and supports Maryland's communities, economy and environment.


MDOT's Motor Vehicle Administration (MVA) provides Maryland driver and vehicle services such as driver license renewal, change of address, vehicle registration, driving records, product tracking, and more.