We get there together.

An 'L' train speeding through the Red-Purple Modernization Project logo

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.

Learn more about RPM 

Red-Purple Modernization logo
Train on the bypass

Stay up to date on all the construction impacts.

Latest News

W Ardmore daily street closures 06/24/2024

W Ardmore west of the CTA tracks will be closed 7 a.m. to 5 p.m. June 24-29 for the delivery of new track materials. Download Document

W Foster street and sewer reconstruction 06/24/2024

There will be weekend street and alley closures and traffic lane shifts for street and sewer reconstruction as part of the RPM project. Download Document

W School St sidewalk and parking lane closures 06/20/2024

There will be sidewalk and parking lane closures on W School St between the CTA tracks and N Wilton Ave for equipment staging related to new track concrete work. Download Document

Ardmore daily street closure 06/17/2024

W. Ardmore Street west of the CTA tracks will be closed daily for track materials delivery. Download Document

Winona Street daily traffic lane shifts & sidewalk closures 06/17/2024

Utility work will be performed in the area, requiring daily traffic lane shifts and sidewalk closures.​ Download Document

Catalpa street closure 06/17/2024

There will be a 24/7 closure of Catalpa for new CTA track structure segment installation. Download Document

School and Wilton -- parking lane closure 06/11/2024

There will be temporary parking lane closures to allow for placement of new track structure concrete.​ Download Document

Berwyn Street closure for new station work 06/11/2024

Berwyn at the CTA Red Line tracks will be closed for three days so that crews can perform station escalator installation work. Download Document

Clark Street lane closures and traffic lane shifts 06/10/2024

N. Clark Street between W. Roscoe Street and W. Buckingham Place will have lane closures and traffic lane shifts for material deliveries and crane lifts. Download Document

Glenwood daily street closure 06/08/2024

Daily closures of Glenwood near the CTA tracks will occur to allow crews to install brackets on CTA structure.​ Download Document

Results: 1 - 10 of 953 Articles
Illustration of construction barriers

Updates delivered to your inbox

Get just the updates important to you by selecting your zone and nearest station.

Sign up for project emails 

Shop. Eat. Play. Explore locally!

Support local businesses in Andersonville, Edgewater, Lakeview East and Uptown by shopping, eating and exploring new neighborhoods.

Support local businesses 

Apply to be a featured business 

O4B-home
A construction worker carrying lumber.

Workforce and DBE small business opportunities

Creating a better Chicago for everyone.

Learn more about workforce and business opportunities 

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 
Signs for Howard and 95th/Dan Ryan

Red Ahead

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 

Red Ahead logo