T.Y. Lin International Announces Completion of Dan Ryan Red Line Track and Station Renewal Project for the Chicago Transit Authority


T.Y. Lin International (TYLI) announces the completion of the $425 million track and station renewal project for one of the City of Chicago’s busiest transit lines – the Chicago Transit Authority (CTA) Red Line along the Dan Ryan Expressway. This project, for which TYLI provided complete design oversight, consisted of the total reconstruction of 10.2 miles of CTA track and the rehabilitation of eight stations from 95th Street north to the 15th Street crossover. TYLI was also the Designer of Record (DOR) for the corridor between 33rd Street and the 15th Street crossover. Project team member, TranSystems Corporation, was the DOR for the corridor from 33rd Street south to 95th Street. As part of Mayor Rahm Emanuel’s Build a New Chicago initiative, this 44-year-old segment of the Red Line, which was plagued by slow zones and delays, represented the largest overhaul in CTA history.

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