Yeni Zigana Tüneli (Zigana Taban Tüneli - Zigana Base Tunnel)
Karadeniz Bölgesini Doğu Anadolu Bölgesi'ne bağlayacak tünellerden Yeni Zigana Tüneli (Zigana Taban Tüneli) ile eski tünel arasındaki a...Webuild unites two lots on Brenner Base Tunnel as work proceeds on world’s longest railway tunnel
Webuild unites two lots on Brenner Base Tunnel as work proceeds on world’s longest railway tunnel Webuild press release.
cover tunnel photo by: Matt Brown from London, England / CC BY
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