RFP closes for Yonge North Subway Extension Stations, Canada September 1, 2026 | News, North America News Infrastructure Ontario and Metrolinx have closed the request for proposals (RFP) stage for the Stations, Rail and Systems (SRS) contract for the Yonge North Subway Extension (YNSE). The approximately ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password