Austria – Construction supervision services – (ProVia-ID 153052) Lieboch (e) - Köflach (e); GKB; Streckenattraktivierung Abschnitt 2; BAT007: Staatsgrenze nächst Jennersdorf - Graz Ostbf; Elektrifizierung, Bau; Baumanagement Kremser Tunnel (BL 30); Laßnitztunnel (BL 2.30)

The project area "Kremser Tunnel Lot BL 30" is part of the project GKB002 Lieboch (e) – Köflach (e); GKB; Section 2 Track Enhancement. Due to the electrification of the section, the required space above the clearance profile for the pantograph and the catenary support structure will be achieved by widening the cross-section. Lot Laßnitztunnel BL 2.30 The project area "Lot Laßnitztunnel BL 2.30" is part of the project BAT007 Border near Jennersdorf – Graz Ostbf; Electrification, Construction. The space required for the aforementioned electrification is not available in the existing tunnel profile, which is why the tunnel will be widened. For the aforementioned lots, associated BM services are required, which will be tendered with the aforementioned procedures.