Japan National Route 18
Appearance
National Route 18 is a national highway connecting Takasaki, Gunma and Joetsu, Niigata in Japan.
Route Data
- Length: 194 km (120.6 mi)
- Origin: Takasaki City (originates at junction with Route 17)
- Terminus: Joetsu City (ends at Junction with Route 8)
- Major cities: Komoro, Ueda, Chikuma, Nagano
History
- 1952-12-04 - First Class National Highway 18 (from Takasaki to Joetsu)
- 1965-04-01 - General National Highway 18 (from Takasaki to Joetsu)
Municipalities passed through
Intersects with
Bypasses
Among other sections already finished, a bypass running on the west side of the Chikuma River from the extreme southern part of Nagano City to Ueda is currently under contruction. As of 2008, only a small amount of sections of this bypass has been completed. The completed sections are in Ueda, just west of the Chikuma River, and in Chikuma from Inariyama to just south of Yawata.