CTA invites final RfPs from shortlisted companies to design and build RPM Phase I, US May 1, 2018 | North America News Chicago Transit Authority (CTA) has issued the final request for proposals (RFPs) to three contracting companies, pre-selected in 2017, to design and build the USD2.1-billion Phase I of the Red and Pu... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password