A crash on northbound Interstate 83 at Northern Parkway has been cleared on Monday morning, transportation officials said.
The far right lane of Interstate 95 north past Exit 51 for Washington Boulevard is blocked for a crash.
A crash on the Interstate 695 inner loop before Exit 31 for Harford Road has been moved to the shoulder.
The shoulder and off-ramp of MD 295 south at Interstate 195 are closed for a crash.
In Baltimore, the fire department is working in the 1200 block of Hull Street, which may impact traffic to Under Armour or Domino Sugar.
MARC Train 517, a 6:30 a.m. Perryville departure, is 12 to 15 minutes late. Amtrak Train 181 is 15 to 20 minutes late.