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Figure 24 | Minimizing the use of concrete in tunnels and caverns: comparing NATM and NMT | SpringerLink
Tunnelvermessung | SpringerLink
Widespread surface subsidence measured with satellite SAR interferometry in the Swiss alpine range associated with the construction of the Gotthard Base Tunnel - ScienceDirect
Tunnel Losenberg, B480n: DAUB
Epoch-making Gotthard Baseline
Gotthard-Basistunnel: Hauptdurchschlag beim Jahrhundert-Bauwerk - tvi.ticker - 18. Oktober 2010 - epilog.de
Gotthard-Basistunnel: Vermessung durch den Bauherrn - tunnel
Ilmenite, BLS railway tunnel (Bern-Lötschtal-Simplon), Mittalgraben, Lötschental, Valais, Switzerland. Fov about 3 mm. Collection/Copyri… | Mineralien, Korund, Rabe
Anatase - Saflisch water tunnel, Saflisch Valley, Binn Valley, Wallis, Switzerland Size: 3 mm | Crystals and gemstones, Crystals minerals, Mineral stone