Old sekibe tunnel is the abolition line of the Tokaido line on the O-kuzure coast of Shizuoka prefecture. The tunnels along the seas are gradually collapsed due to erosion of the waves.
I tried researching these tunnels and the original rail route on-line in an effort to locate the tunnels' opposite ends with little success. You show that the one tunnel is blocked just a short ways inside: Did the railway PARTIALLY realign the tunnel(s) in order to get away from the deteriorating coastline, keeping the opposite end(s) in use and then sealing the older tunnel(s) at the point where the realignment was begun? I find railway "ghosts" such as this very interesting.
Amazing video. All your videos are very interesting. Sorry. My Japanese is not good enough to understand the information. Was there a bridge there when the road was operating? I can't imagine the sensation of the old users of that road during a storm. Thank you for your videos. どうもありがとうございました。
@jitensya375 жыл бұрын
There was a retaining wall when this section was used as a railway or road, but there was no bridge. Currently, retaining walls and old roadbeds have completely disappeared due to coastal erosion. In addition, this coast is rocky now, but in the past there was a sandy beach and it was a calmer coast than now. However, flood control facilities such as dams increased in nearby rivers and sediment inflow from the rivers decreased. Because of this, the balance of sediment deposition and erosion caused by waves is broken, resulting in a rocky coast. Thank you for watching. ご視聴ありがとうございました。