From CBS New York:
Overnight train service between Queens and Manhattan on the E, F, M and R subway lines will be disrupted this week for the Metropolitan Transportation Authority’s FASTRACK repair program.
Work will take place on the four lines beginning at 10 p.m. Monday, and continuing through Friday morning between 10 p.m. to 5 a.m. each day.
During the work period, the E Train will be unavailable in Manhattan and western Queens, with no service between the Roosevelt Avenue and World Trade Center stops. The F Train will be shut down in Queens between Roosevelt Avenue and 21st Street-Queensbridge.
M Train service will end early between Forest Hills-71st Avenue and Myrtle Avenue each night, and R Train service will end early between Forest Hills-71st Avenue and Whitehall Street.
As alternatives, riders may take the 7 Train to 74th Street-Roosevelt Avenue in Jackson Heights, Queens, or the N Train to Queensboro Plaza.