The MTA is working on the track for the 1 train next week, and will be shutting the line down North of 96th street up to Dyckman Street after 10 p.m. until 5 a.m. from Monday, March 24 until Friday, March 28 (it will run late at night again starting on Friday night). The 1 train will run normally during the day.
More from the MTA below:
No 
trains between Dyckman St and 96 St
FASTRACK begins weeknights at 10 PM and ends 5 AM the next morning. This service change will run from Mar 24 to Mar 28 nightly, ending Friday morning. Read on for more information.
How will trains operate?
service operates in two sections as follows:
1. Between 242 St and Dyckman St.
(Dyckman St-bound trains skip 207 St.)
2. Between South Ferry and 96 St and via the 
between 96 St and 148 St.
( trains skip 145 St in both directions.)
Getting Around
Take 
trains and free shuttle buses
- Transfer between the (to and from the Bronx) and the at Dyckman St via free shuttle buses.
- Transfer between the (to and from South Ferry) and the at 59 St-Columbus Circle.
- For stations in Washington Heights, Harlem, and the Upper West Side, use nearby stations
along Ft Washington Av, St Nicholas Av, and Central Park West instead, and/or take free shuttle buses
available at stations. - Transfer between free shuttle buses and trains at Dyckman St and , 168 St , and 96 St .
Free shuttle buses operate on three routes:
- Along Broadway between the 96 St and 168 St stations, making stops at 103 St, Cathedral Pkwy (110 St), 116 St, 125 St, 137 St, 145 St, and 157 St.
- Along St Nicholas Av between the 168 St and the 191 St stations stopping at 181 St.
- Dyckman St loop between and stations.
