Road closures announced ahead of 44th annual Marine Corps Marathon

ARLINGTON, VA - OCTOBER 22: Thousands participate in the 42nd running of the Marine Corps Marathon.(Photo by Jonathan Newton/The Washington Post via Getty Images)

On Sunday, approximately 30,000 runners are expected to participate in the 44th annual Marine Corps Marathon.

U.S. Capitol Police announced several street closures throughout the Capitol Grounds on Thursday. The closures will begin at 6 a.m. on Oct. 27. 

Road closures include the following: 

- Pennsylvania Avenue, NW, between First and Third Streets, NW
- First Street NW, between Constitution Avenue, NW, and Peace Circle
- First Street, SW, between Garfield Circle and First Street, SW
- Maryland Avenue, SW, between First and Third Streets, SW

D.C. police will also close Third Street, NW/SW, between Constitution and Independence Avenues.

Police say the traffic restrictions are expected to be lifted at 1 p.m.