San-En Nanshin Expressway | ||||
|---|---|---|---|---|
 三遠南信自動車道 国道474号 | ||||
| Route information | ||||
| Length | 99.4 km (61.8 mi) | |||
| Existed | 1994–present | |||
| Component highways |  National Route 474 | |||
| Location | ||||
| Country | Japan | |||
| Highway system | ||||
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The San En Nanshin Expressway (三遠南信自動車道, San-en Nanshin Jidōshadō) is a national expressway connecting Iida, Nagano and Hamamatsu. It is owned and operated by Ministry of Land, Infrastructure, Transport and Tourism and is signed National Route 474 as well as E69 under their "2016 Proposal for Realization of Expressway Numbering."
Junction list
Toll gates are appended with TB instead of an exit number. There are currently no service areas.
| Prefecture | Location | km | mi | Exit | Name | Destinations | Notes | ||
|---|---|---|---|---|---|---|---|---|---|
| Nagano | Iida | 0.0 | 0.0 | 1 | Iida-Yamamoto |   National Route 153 / Chūō Expressway | Northern terminus; Chuo Expressway Exit 26-1 | ||
| 7.2 | 4.5 | 2 | Tenryūkyō |  National Route 151 | |||||
| 8.2 | 5.1 | 3 | Chiyo | Nagano Prefecture Route 1 | |||||
| 11.2 | 7.0 | 4 | Tatsue | Unnamed road | |||||
| 14.6 | 9.1 | 5 | Iida-Kamihisakata-Takagi-Tomida |  National Route 256 | Temporary end of expressway | ||||
| Takagi | – | Ujinori | Under construction | ||||||
| 22.1 | 13.7 | – | Takagi | Nagano Prefecture Route 251 | Temporary end of expressway | ||||
| Takagi/Iida border | 22.4 26.6 | 13.9 16.5 | Yahazu Tunnel | ||||||
| Iida | 26.9 | 16.7 | – | Hodono |  National Route 152 | At grade junction; temporary end of expressway | |||
44.2 km gap in the expressway, connection is made by  National Route 152 / National Route 473 | |||||||||
| Shizuoka | Tenryū-ku, Hamamatsu | 71.1 | 44.2 | – | Sakuma-Kawai | National Route 473 | At grade junction; temporary end of expressway | ||
| 71.8– 74.2 | 44.6– 46.1 | Kawai Tunnel | |||||||
| 74.3 | 46.2 | – | Urakawa | National Route 473 / unnamed road | Southbound entrance, northbound exit | ||||
| Aichi | Tōei | 78.0 | 48.5 | – | Tōei | National Route 151 | At grade junction; temporary end of expressway | ||
| 7.1 km gap in the expressway, connection is made by National Route 151 | |||||||||
| Shinshiro | 85.1 | 52.9 | – | Hōraikyō | National Route 151 | At grade junction; temporary end of expressway | |||
| Shizuoka | Kita-ku, Hamamatsu | 92.5 | 57.5 | – | Shibukawa-Terano | Unnamed road | Southbound entrance, northbound exit | ||
| 98.5 | 61.2 | – / TB | Hamamatsu-Inasa-kita | Shizuoka Prefecture Route 47 | Southbound exit, northbound entrance | ||||
| 99.0 | 61.5 | 15 | Hamamatsu-Inasa |   Shin-Tōmei Expressway | Southern terminus; expressway continues as the Shin-Tomei Expressway (Inasa Branch (E69)) | ||||
Shin-Tōmei Expressway (Inasa Branch) through to  Tōmei Expressway
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1.000 mi = 1.609 km; 1.000 km = 0.621 mi
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References
- "一般国道の路線別、都道府県別道路現況" [Road statistics by General National Highway route and prefecture] (PDF) (in Japanese). Ministry of Land, Infrastructure, Transport and Tourism. Retrieved 11 February 2020.
- "Japan's Expressway Numbering System". www.mlit.go.jp.
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