Yeni Zigana Tüneli (Zigana Taban Tüneli - Zigana Base Tunnel)
Karadeniz Bölgesini Doğu Anadolu Bölgesi'ne bağlayacak tünellerden Yeni Zigana Tüneli (Zigana Ta...Zigana Tunnel (Zigana Base Tunnel) connecting Karadeniz (Black Sea) and Doğu Anadolu...NFF Statistics: Total meter of tunnels excavated via TBM in Norway
Total meter of tunnels excavated by TBM over the years. (from Norsk Forening for Fjellsprengningsteknikk NFF - Norwegian Association for Rock Blasting Technology)Construction South Portal Second Tube Predor Karavanke, Slovenia
Construction South Portal Second Tube Predor Karavanke , Slovenia (by DARS from Wikipedia https://en.wikipedia.org/wiki/File:Predor_Karavanke_Construction_Site_15.jpg)
cover tunnel photo by: Matt Brown from London, England / CC BY
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