Sengan Tunnel
Sengan Tunnel (仙岩トンネル) is a tunnel on National Sengan Road #46 in northern Japan that runs between Iwate prefecture and Akita prefecture borders with approximate length of 2.544 km. It was completed and opened in 1975. [1] [2] [3] [4]

Sengan tunnel on Iwate side

Sengan tunnel ventilation
References
    
- "Sengan Tunnel". weblio.jp website. Retrieved 13 October 2023.
 - "仙岩トンネル". mapio.net website. Retrieved 13 October 2023.
 - "Sengan Tunnel] (in Japanese)". Retrieved 13 October 2023.
 - "Sengan Tunnel (Google maps)". Retrieved 13 October 2023.
 
See also
    
    
External links
    
- Sengan Tunnel
 - Sengan tunnel inspection
 
    This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.