Crews will working on ties along the southbound track from Friday, December 3 at 11 p.m. to Monday, December 6 at 4 a.m. Northbound Red Line trains to Howard will not be impacted.
Customers traveling southbound who need to access Jarvis, Morse or Loyola should board a northbound train at Granville and exit that way.
Travelers at the three stops who want to go south should board northbound trains and exit at Howard to access a southbound train.
The CTA advises allowing extra traveling time.