CTA To Revitalize Key Track and Interlocking Infrastructure at Loop and Lake Junction This Weekend
10/21/2026
The Chicago Transit Authority (CTA) will complete the remaining track renewal and interlocking revitalization at the CTA’s largest junction located at Well and Lake beginning at 4 a.m. Saturday, and finishing at 4 a.m. Monday, which will require temporary changes to Brown, Green, Orange and Pink Line service in the Loop.
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CTA To Revitalize Key Track and Interlocking Infrastructure at Loop and Lake Junction This Weekend