How does this affect my trip?
The main entrance to the Loop-bound platform will be temporarily closed. Use the Chicago station’s Superior Street auxiliary entrance/exit to access Loop-bound trains. The elevator at the main entrance will remain available to enter/exit the Loop-bound platform.
Access to the Kimball-bound platform is not affected.
Why is service being changed?
The Chicago station Loop-bound platform main entrance will be temporarily closed due to platform maintenance.