How does this affect my trip? Westbound #121 Union/Wacker Express and #123 Illinois Center/Wacker Express buses will operate via Upper Wacker, Randolph. Clinton, and Jackson, and Adams, ending their trips at Union station.
Eastbound buses will begin their trips at Union Station, operate via Canal and Monroe, then resume their normal route on Franklin.
Allow extra travel time.
Visit the Wacker Drive Construction Stage 4 Temporary Bus Reroutes page for more information about reroutes and service changes, including bus stop changes for this route. Why is service being changed? Buses are rerouted due to Stage 4 of the Wacker Drive Reconstruction Project.