|Location||Saitama Prefecture • Yamanashi Prefecture|
|Route||Japan National Route 140|
|Start||Chichibu, Saitama Prefecture|
|End||Yamanashi City, Yamanashi Prefecture|
|Work begun||October, 1988|
|Traffic||Automobiles • Motorbikes|
|Toll||Passenger cars： 710 yen
Mid-sized cars：860 yen
Heavy vehicles： 1,170 yen
Oversized vehicles：1,980 yen
Light motor vehicles (up to 660cc)： 560 yen
|Operating speed||Not specified.
Speed limit: 40km/h
The Karisaka Tunnel is a Japanese toll tunnel that opened April 23, 1998 between Chichibu, Saitama Prefecture and Yamanashi City, Yamanashi Prefecture. Until this tunnel opened, there was no direct road connection between Saitama and Yamanashi prefectures.
- At 6,625m long, the tunnel is the fifth-longest road tunnel in Japan.
- Tolls are collected when traveling north from Yamanashi to Saitama.
- Equipped with fire-prevention equipment
- Built using the New Austrian Tunneling method
- Pedestrians, bicycles, and specialized small vehicles are prohibited.
- 50cc motorbikes can be ridden through the tunnel.
- Hazardous cargo is restricted.
|1968||Surveying began in Saitama and Yamanashi|
|October 1984||The route was approved|
|November 1988||Construction began in Yamanashi|
|May 1989||The groundbreaking was held in Yamanashi|
|November 1990||Construction began in Saitama|
|April 23, 1998||Opening|
|October 1998||Deregulation of large-vehicle traffic|
- Toll roads in Yamanashi prefecture (Japanese) ( to English: Google, Bing)
- Toll tunnel management office, Yamanashi city (Japanese) ( to English: Google, Bing)
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