This coming weekend — late Friday evening, October 14 to early Monday morning, October 17, there will be no service in either direction at Court Street or at the N/R platforms at Jay Street-MetroTech, as N and R trains will be diverted to the Q line going over the Manhattan Bridge between DeKalb Avenue in Brooklyn and Canal Street in Manhattan, and there will be no daytime R service between Whitehall Street in Manhattan and Atlantic Avenue-Barclays Center on Saturday and Sunday, October 15 and 16. Meanwhile, all 3 train service in both directions will be suspended, but 2 trains should be running normally. Also, Manhattan bound C trains will be diverted to the F line between Jay Street-MetroTech and 34th Street-Herald Square, but A trains should be running normally, so there should be service in both directions at High Street.
The following work week, late nights Monday, October 17 to Tuesday, October 18, Tuesday to Wednesday, October 19, Wednesday to Thursday, October 20, and Thursday to Friday, October 21 there will be no 3 train service in either direction, but 2 trains should be running normally.
These are the planned service changes directly affecting service at local stations. Always check MTA Info for unplanned service changes that may affect local service or service on other parts of your trip, or for planned service changes that affect stations to or from which you may be traveling.