Photo de stock - Christening of TMB S-799 tunnel boring machine took place in front of eastern portal of tunnels between Kysice and Dysina, Czech Republic, January 23, 2015. Machine is more than 110 meters long and it will excavate the largest railway tunnel in the Czech Republic for almost two billion in 22 months. Machine was named Viktorie. (CTK Photo/Pavel Nemecek)

Photo de stock: Christening of TMB S-799 tunnel boring machine took place in front of eastern portal of tunnels between Kysice and Dysina, Czech Republic, January 23, 2015.

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