Another round of MTA FASTRACK work is under way on all three lines.
The 7th Avenue lines will be shut down between 10 p.m. and 5 a.m. each night through Thursday.
There will be no service on the No. 1 train between 34th Street-Penn Station and South Ferry in Manhattan in both directions.
Service will be suspended between 34th Street and Atlantic Avenue-Barclays Center in Brooklyn on the Nos. 2 and 3 lines.
For a complete list of changes and alternatives, please visit MTA.info.
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