GKB OL Mounting Section 4

The foundation work in section 04 (Wettmannstätten station to Wies-Eibiswald station) was already started in 2022 and a large part of the work has already been completed. The section of line with a length of around 33 kilometers is to be equipped with an overhead contact line system. Approximately 47 kilometers of catenary system type 1.2 and 3 kilometers of catenary system type 1.1 are to be installed. Most of the pre-assembly work began in April 2023 and was completed in June 2023. During the 2023 summer closure, the main work on the overhead contact line system will take place, with the majority of Section 04 completed. Completion of Section 04 is scheduled for the end of 2024.

Project key figures

Project Area

Catenary Systems AT/CH/SI

Project Start


Project End



Graz -Köflacher Bahn und Busbetrieb GmbH


3 km chain plant type 1.1
47 km chain plant type 1.2
90 km line and return conductors 200 t fittings
1.100 pcs outriggers


Gerald Ulrich

Techn. Business Unit Manager, Catenary Systems Austria