A broken water main promises to impact Friday morning commute on Route 1.
Two left lanes have reopened after about three hours.
The Maryland Transit Administration expects delays to its bus service to Washington next week due to street closures in the city.
A prior sex offender exposed himself to an 8-year-old girl on a Y8 bus, police said.
Authorities reopened a closed section of New York Avenue Northeast at 8:04 a.m. but delays in the area continued.
Unidentified woman who apparently fainted on Farragut West platform was pulled from tracks by others in the station.
Traffic is moving again, but delayed.