Hitachi Rail Bulgaria Signalling: Boosting Railway Infrastructure Stability
Hitachi Rail will maintain signalling systems on the Sofia–Plovdiv–Svilengrad railway corridor, ensuring stable operation through a two-year agreement. The **railway** project includes spare parts.

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Introduction
Hitachi Rail will provide technical assistance and specialist support to Alokor EAD for the maintenance of signalling systems on the Sofia–Plovdiv–Svilengrad railway corridor in Bulgaria under a service level agreement (SLA) with the National Railway Infrastructure Company (NRIC).
Scope of Work
Hitachi Rail will supply and repair spare parts for a significant portion of the signalling infrastructure. This infrastructure includes electronic interlockings, European Train Control System (ETCS) Level 1, Centralised Traffic Control (CTC), and associated field components.
Agreement Details
The agreement covers a two-year period and aims to ensure stable operation of signalling systems across two of Bulgaria’s main rail routes. The SLA is designed to reduce the risk of major equipment failures and facilitate scheduled maintenance.
Executive Commentary
Manfred Zekl, branch head of Hitachi Rail Austria and Bulgaria, stated that Hitachi Rail has extensive experience in supporting Bulgaria’s rail infrastructure with advanced technology and reliable service. He added that the agreement reflects their commitment to sustainability and long-term partnerships in European rail transport.
Previous Projects
Hitachi Rail has been active in Bulgaria for nearly a decade, having equipped the nearly 200km long Septemvri–Plovdiv and Plovdiv–Svilengrad lines with 17 electronic interlockings and ETCS Level 1. Recently, Hitachi Rail completed the deployment of new signalling systems on Hungary’s Szajol–Debrecen railway line.
Conclusion
Hitachi Rail will support Alokor EAD in maintaining signalling systems on the Sofia–Plovdiv–Svilengrad railway corridor, including supplying and repairing spare parts. The two-year agreement aims to ensure the stable operation of signalling systems and reduce equipment failures. Hitachi Rail has prior experience in Bulgaria and recently completed a signalling project in Hungary.
Company Summary
Hitachi Rail: Hitachi Rail provides advanced technology and services for the rail transport sector.
Alokor EAD: Alokor EAD is working under a service level agreement (SLA) with the National Railway Infrastructure Company (NRIC) on the Sofia–Plovdiv–Svilengrad railway corridor.
National Railway Infrastructure Company (NRIC): The NRIC is an organization that manages railway infrastructure.
Technology
European Train Control System (ETCS) Level 1: ETCS Level 1 is a train protection system.
Centralised Traffic Control (CTC): CTC is a system used for controlling railway traffic.
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