Prague–Brno–Ostrava VRT/HSR, Czech Republic June 1, 2020 | Europe Project Update Developer: Správa železnic (SZ) is the project developer. Project description: Construction of the Vysokorychlostní trať (VRT)/ high speed rail (HSR) line from Prague to Brno. The line will be a s... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password