Three subway lines in Brooklyn and Manhattan are shut down for late-night and overnight repairs this week.

Fastrack repairs have begun for the 1, 2, and 3 train lines, which are are shut down Monday through Friday this week, starting tonight, 9:30 p.m. to 5 a.m.

There is no 1 train service between 34 St.-Penn Station and South Ferry in Manhattan.

Service on the 2 and 3 trains is down 34 St.-Penn Station all the way to the Flatbush Avenue station in Brooklyn.

Crews will be working on a number of repairs, such as removing debris from tracks and tunnel construction.

The MTA is offering free shuttle buses as an alternative.

For more information, visit the MTA's website.

Photo above via the MTA.