Blue Line service changes from April 22 to 26


Signal maintenance may cause minor delays nightly on the Blue Line, according to the Chicago Transit Authority (CTA).

They advise travelers to allow extra time for their rides.

Boarding changes between Montrose and Harlem (O'Hare)

Nightly Mon., Apr. 22 to April 25

From 10 p.m. to next morning at 4 a.m.  

Board and exit on the Forest Park-bound platform at the Jefferson Park station

Trains in both direction will operate on the same track between Montrose and Harlem (O'Hare)

The work being done is for signal maintenance to ensure safe operations.



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