National Route 173 shield
National Route 173
国道173号
Map
Route173 Kawanishi.jpg
Route information
Length72.4 km[1] (45.0 mi)
Existed1963–present
Location
CountryJapan
Highway system
← National Route 172→ National Route 174

National Route 173 is a national highway of Japan connecting Ikeda, Osaka and Ayabe, Kyoto in Japan, with a total length of 72.4 km (44.99 mi).

History

Route 173 originally ran from Osaka to Kobe. This was redesignated as Route 43 in 1958. The current Route 173 was designated in 1963 from Ikeda to Mizhuo, replacing a section of Route 9 when it was rerouted. On 1 April 1975 Route 173 was extended over a section of Route 43 to Ayabe.

References

  1. ^ "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 19 February 2020.
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