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Red and Purple Modernization Phase One Project

As CTA’s largest transit investment, the Red and Purple Modernization (RPM) Phase One Project modernizes our public transportation system to strengthen communities, serve riders and stimulate inclusive economic growth.

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Latest News

NEW DATES Extended Sidewalk & Parking Lane Closure with Lane Shifts at N. Sheffield Avenue from N. Clark Street/W. Newport Avenue to 3351 N. Sheffield Avenue and W. Roscoe Street from N. Clark Street to 1004 W. Roscoe Street 02/17/2025

Extended Street Closure at W. Berwyn Avenue at the CTA Tracks for Overstreet Steel Installation. 02/17/2025

Extended Street Closure at W. Berwyn Avenue at the CTA Tracks for Overstreet Steel Installation. Download Document

NEW DATES Extended Partial-Alley Closure at the area under the CTA Brown Line Steel Structure behind 1014 thru 1038 W. Roscoe Street 02/14/2025

NEW DATES Extended Partial-Alley Closure at the area under the CTA Brown Line Steel Structure behind 1014 thru 1038 W. Roscoe Street for Brown Line Track Demolition, Track Structure Rehabilitation, Brown Line Trackwork. Download Document

NEW DATES Weekend Extended & Daily Street Closures at the Brown Line Temporary Track 02/14/2025

NEW DATES Weekend Extended & Daily Street Closures at the Brown Line Temporary Track for Demo. Download Document

NEW DATES Extended Alley Closure at the alley east of 938 W. School Street & 3301 thru 3349 N. Sheffield Avenue 02/14/2025

NEW DATES Extended Alley Closure at the alley east of 938 W. School Street & 3301 thru 3349 N. Sheffield Avenue for Brown Line Temporary Track & Structure Demolition, Track Structure Rehabilitation, Track Column Construction, Beam Erection, Concrete Placement, Trackwork, & Noise Wall Installation. Download Document

NEW DATES Extended Alley Closure at the alley east of 3217 thru 3257 N. Sheffield Avenue 02/14/2025

NEW DATES Extended Alley Closure at the alley east of 3217 thru 3257 N. Sheffield Avenue for Brown Line Temporary Track & Structure Demolition, Shoring Tower Staging, Beam Erection, Concrete Placement, Winter Heating, Trackwork, & Noise Wall Installation. Download Document

NEW DATES Special Notice For Construction Impacts at N. Wilton Avenue between W. School Street and W. Belmont Avenue 02/14/2025

NEW DATES Special Notice For Construction Impacts at N. Wilton Avenue between W. School Street and W. Belmont Avenue for N Wilton Avenue will be northbound only during the dates stated above Download Document

Daily Sidewalk Closures and Lane Shifts at W. Lawrence Avenue at the CTA Tracks 02/10/2025

Daily Sidewalk Closures and Lane Shifts at W. Lawrence Avenue at the CTA Tracks for Overstreet Steel, Lighting, Signage & Bird Deterrent Installation. Download Document

Extended Sidewalk and Parking Lane Closures with Lane Shift at N. Sheffield Avenue from N. Clark Street W. Newport Avenue to 3251 N. Sheffield Avenue - W. Roscoe Street from N. Clark Street to 1004 W. Roscoe Street 02/10/2025

Extended Sidewalk and Parking Lane Closures with Lane Shift at N. Sheffield Avenue from N. Clark Street/W. Newport Avenue to 3251 N. Sheffield Avenue W. Roscoe Street from N. Clark Street to 1004 W. Roscoe Street for Track Structure Rehabilitation. Download Document

Weekend Extended & Daily Street Closures at W. School Street between N. Sheffield Avenue and N. Wilton Avenue 02/07/2025

Weekend Extended & Daily Street Closures at W. School Street between N. Sheffield Avenue and N. Wilton Avenue for Brown Line Temporary Track Demolition Download Document

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Red and Purple Modernization Next Phases Study

As RPM Phase One continues construction, CTA is moving ahead on the multi-year process to initiate the next phase of the RPM program. The RPM Next Phases Planning Study is the first step of the planning process that will set goals and objectives, engage the public, identify potential projects, and evaluate alternatives and phasing.

About the RPM Next Phases Planning Study

Red Ahead wordmark

RPM is part of Red Ahead, a comprehensive initiative for maintaining, modernizing, and expanding Chicago’s most-traveled rail line.

Learn more about Red Ahead