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Capital Projects > Project Management Oversight > Lake Line & South Main Line Track Improvements - Green Line
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RTA logo Lake Line & South Main Line Track Improvements - Green Line


This project will provide for the replacement of ties, track fasteners, footwalk, and incidental signal and traction power in addition to track improvements. This will be on the Green Line¿s Lake Line, between Clinton and Ashland, and the South Main Line, between Tower 17 and 35th Street.

Service Board:Chicago Transit Authority
Program Category:Modernization
Overall Status:Design
Budget Status:On Budget
Schedule Status:On Schedule
Current Activities:Kiewit Infrastructure Company was awarded the design‐build contract at the CTAs March Board meeting in 2019. Final design was completed in July 2019. Work along the Lake Line portion of the project is ongoing and expected to reach substantial completion by 2019-Q4. Subsequently, the South Main Line is expected to reach substantial completion afterwards in December 2019.
Information Updated:January 2020
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