Client
République et Canton du Jura, CH-2800 Delémont
Designing Engineer and Site Supervision
Ingenieurgemeinschaft
GGT SA + Gähler & Partner AG, CH-5408 Ennetbaden
Time of Completion
01.2007 – 12.2010
Contract Sum
CHF 131 Mio.
Execution of the Work
Groupement Tunnel de Bure
Consortium Partners
Marti Tunnel AG, CH-3302 Moosseedorf
Parietti & Gindrat SA, CH-2900 Porrentruy
Marti Travaux Spéciaux SA, CH-2087 Cornaux
Lead Company – Technical and Commercial Lead
Marti Tunnel AG, CH-3302 Moosseedorf
More…
Less…
Scope of the Works
National highway A16
Lot 2.602
- Double track tunnel between Boncourt - Porrentruy
- Length of the tunnel L = 3' 091 m
- Ventilation buildings on top of three ventilating shafts
- 3 double sided emergency stopping bays
- Ventilation buildings at both portals
Activities
- Excavation with TBM-drive Ø = 12.60 m, A = 125 m², with concrete segmental lining
- Excavation; L = 2’902 m
- Production of the segments in our own factory in Klus-Balsthal
- Systematic exploratory drilling ahead the face to identify Karst caverns
- Excavation of the 2 ventilation shafts and one access shaft by drill and blast H = 25 m, Ø = 5 m
- Interior work; technical gallery under the roadway, waterproofing membrane, concrete lining, ventilation
slab, roadwork and pavements, ventilation buildings,
cut and cover sections at both portals
Geology
- Jura limestone
- Marl
- Transition zone highly karstified about 250 m
Contact
Marti Tunnel AG
Seedorffeldstrasse 21
CH-3302 Moosseedorf
Tel. +41 31 388 75 10
tunnel@martiag.ch
