“Conducting comprehensive radio measurements of the GSM-R infrastructure, carried out for the purposes of the certification process in accordance with TSI CCS requirements,” within the framework of the project “Construction of the ERTMS/GSM-R system infrastructure on the railway lines of PKP Polskie Linie Kolejowe S.A. under the ERTMS NPW – Phase II.”

PKP Polskie Linie Kolejowe S.A.