tunnel the second convict circum baikal railway autumn russia

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Tunnel No. 7 \
Electric train to Tunnel No. 6 \
   
   
   
   
   
Tunnel No. 7
   
   
   
   
   
   
   
Tunnel No. 7 "The Second convict" is double-track, located, located near Kultuk settlement. The construction of the structure took place during the construction of the first stage of the railway. Pneumatic drilling machines were used in the development of the main tunnel course. The construction dates are stamped on both portals of the tunnel: 1902-1904.

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