Client
Deutsche Bahn AG, DE-60528 Frankfurt am Main
Designer
Obermeyer Planen und Beraten GmbH,
DE-80686 München
(Execution planner for the client)
Ingenieurbüro Dipl.-Ing. H. Vössing GmbH,
DE-40223 Düsseldorf
(supplementary planing; Special proposal protection housing)
Construction Period
02.2017 – 07.2020
Contract Sum
CHF 17.5 Mio. (€ 16 Mio.)
Execution of the Work
ARGE Tunnel Petersberg
Consortium Partners
Marti Tunnel AG, CH-3302 Moosseedorf
Marti GmbH Deutschland, DE-70567 Stuttgart
Tucza, german branch of TuCon, DE-86152 Augsburg
Marti Bauunternehmung AG, CH-6010 Lucern
Lead Company and Technical Lead
Marti GmbH Deutschland, DE-70567 Stuttgart
Commercial Lead
Marti GmbH Deutschland, DE-70567 Stuttgart
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Scope of the Works
Refurbishment of the operative and electrified two-track railway tunnel.
The DB AG plans in connection with the development of the DB-stretch 3010 Koblenz HBF – Perl the upgrading of the electrified, two-track Petersberg tunnel.
The tunnel construction lot is located in the municipality of Neef, Cochem-Zell area, between Trier and Koblenz.
The refurbishment of the Petersberg tunnel is undertaken according to the tunnel-in tunnel method under the preservation of the catenary installations and by continuous railway traffic and serves for the extension of the two rail tracks.
Activities
- Total length (tunnel) 368 m
Demolition and propulsion:
Tunnel extension portal (Marti Technik AG)
Blasting and mining excavation
Tunnel- Reinforcement jacking, inner shell
and portals 1'110 t- Outbreak volume 20'328 m³
- Concrete and shotcrete volume 9'933 m³
- Mountain slope 3'165 pcs.
- SB skewers 1'260 pcs.
Pre-cuts north, south and retaining walls north- Reinforcement slope protection and structural 30 t
- Excavation and excavation volume 7'870 m³
- Concrete and shotcrete volume 835 m³
- Rock bolts/nails 2'831 pcs.
Geology
The entire length of the Petersberg tunnel lies in the clay schist rock formation sequence alterning with the Schluffstone containing quartzite sandstones.
The existing vault is lined with schist and lime cobblestones.
The tunnel has a maximum coverage of up to 95 m, approximately in the middle of the tunnel.
Contact
Marti Tunnelbau AG
Seedorffeldstrasse 21
CH-3302 Moosseedorf
Tel. +41 31 388 75 10
tunnel@martiag.ch