Sengan Tunnel Explained

Sengan Tunnel
Line:	Japan National Route 46
Location:	between Iwate prefecture and Akita prefecture borders
Opened:	1975
Status:	active
Character:	Passenger and Freight
Linelength:	2.544km (01.581miles)
Notrack:	2

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]}

See also

• List of tunnels in Japan
• Seikan Tunnel Tappi Shakō Line
• Sakhalin–Hokkaido Tunnel
• Bohai Strait tunnel

External links

• Gov. maps.gsi.go.jp
• Sengan Tunnel
• Sengan tunnel inspection

Notes and References

1. Web site: Sengan Tunnel . 13 October 2023. weblio.jp website.
2. Web site: 仙岩トンネル. 13 October 2023. mapio.net website.
3. Web site: Sengan Tunnel (in Japanese)]. 13 October 2023.
4. Web site: Sengan Tunnel (Google maps). 13 October 2023.