Sasago Tunnel
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| Sasago Tunnel 笹子トンネル (Sasago Tonneru) | |
|---|---|
 Kōshū entrance to the Sasago Tunnel May 2009 | |
 Interactive map of Sasago Tunnel 笹子トンネル (Sasago Tonneru) | |
| Overview | |
| Location | Yamanashi Prefecture |
| Coordinates | 35°37′16″N 138°47′34″E / 35.62111°N 138.79278°E |
| Status | Operational |
| Route |  Chūō Expressway |
| Start | Ōtsuki, Yamanashi |
| End | Kōshū, Yamanashi |
| Operation | |
| Opened | 1977 |
| Closed | 2012-13 (temporary closure due to ceiling collapse) |
| Owner | Central Nippon Expressway Company |
| Traffic | Automobiles • Motorbikes |
| Technical | |
| Length | 4.784 kilometres (2.973 mi) (Tokyo-bound) 4.717 kilometres (2.931 mi) (Nagoya-bound) |
| No. of lanes | 2 uni-directional in each bore |
The Sasago Tunnel (笹子トンネル, Sasago Tonneru) is a twin-bore motorway tunnel on the Chūō Expressway located on the border of the cities of Kōshū and Ōtsuki in Yamanashi Prefecture, Japan.[1] It is located about 80 kilometres (50 mi) west of the capital Tokyo.[2][3] It was built in 1977.[4]
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