Japan National Route 340

National Route 340 (国道340号, Kokudō Sanbyakuyonjūgō) is a national highway of Japan connecting the cities of Rikuzentakata, in southeastern Iwate Prefecture, and Hachinohe, in southeastern Aomori Prefecture. It travels south to north and has a total length of 246.2 kilometers (153.0 mi). It serves primarily as an alternate, inland route to National Route 45 through the northeastern part of the Tōhoku region.

National Route 340 shield

National Route 340
国道340号
Japan National Route 340 highlighted in red
Route information
Length246.2 km[1] (153.0 mi)
Existed1 April 1975–present
Major junctions
South end National Route 45
in Rikuzentakata, Iwate
North end National Route 45
in Hachinohe, Aomori
Highway system
National highways of Japan
Expressways of Japan
Japanese National Route Sign 0339.svg National Route 339Japanese National Route Sign 0341.svg National Route 341

Route descriptionEdit

National Route 340 has a total length of 246.2 kilometers (153.0 mi).

HistoryEdit

National Route 340 was established by the Cabinet of Japan in 1975 between Rikuzentaka and Hachinohe.[2]

Major intersectionsEdit

All junctions listed are at-grade intersections unless noted otherwise.

PrefectureLocationkmmiDestinationsNotes
IwateRikuzentakata0.00.0  National Route 45 (Rikuzentakata Bypass) – Kamaishi, Ōfunato, Ishinomaki, KesennumaSouthern terminus of national routes 340 and 343
1.71.1Iwate Prefecture Route 141 eastIntersection is closed due to post-2011 Tōhoku earthquake and tsunami reconstruction work
2.71.7  Sanriku Expressway – Sendai, Kesennuma, Miyako, KamaishiRikuzentakata Interchange (E45 exit 31)
4.93.0  National Route 343 west – Ōshū, IchinosekiNorthern end of unsigned National Route 343 concurrency
Sumita17.811.1  National Route 107 east – Kamaishi, Ōfunato, Morioka, Kitakami, TōnoSouthern end of National Route 107 concurrency
21.913.6  National Route 107 west – Morioka, Kitakami, ŌshūNorthern end of National Route 107 concurrency
27.417.0Iwate Prefecture Route 238 north
29.918.6Iwate Prefecture Route 167 east
Tōno38.223.7   Kamaishi Expressway / National Route 283 east – KamaishiTōno-Sumita Interchange (E46 exit 6); southern end of National Route 283 concurrency
41.725.9  National Route 283 eastEastbound National Route 283 pedestrian, bicycle, or motorized traffic with engine displacement below 125cc traffic must use this road
45.628.3  Iwate Prefecture Route 35 east – to National Route 45, Unosumai, Hashino iron mining and smelting site
48.430.1  National Route 283 west (Tōno Bypass)Northern end of National Route 283 concurrency
51.832.2Iwate Prefecture Route 160 west – Tsukimōshi
Miyako70.944.1Iwate Prefecture Route 26 (former National Route 340) east – Ōtsuchi
78.949.0Iwate Prefecture Route 25 west – Shiwa
86.053.4  National Route 106 west – MoriokaSouthern end of National Route 106 concurrency
87.454.3Iwate Prefecture Route 143 south – Rikuchū-Kawai Station
101.563.1  National Route 106 east – MiyakoNorthern end of National Route 106 concurrency
Iwaizumi129.680.5Iwate Prefecture Route 171 west – Okawa, Kamatsuda
136.885.0  National Route 455 east – Ryūsendō, IwaizumiSouthern end of National Route 455 concurrency
147.791.8  National Route 455 west – MoriokaNorthern end of National Route 455 concurrency
Kuzumaki160.9100.0Iwate Prefecture Route 202 east – Fudai, Akka
176.3109.5  National Route 281 west – Morioka, Iwate TownSouthern end of National Route 281 concurrency
177.3110.2  National Route 281 east – KujiNorthern end of National Route 281 concurrency
Kunohe190.7118.5Iwate Prefecture Route 271 west – Anetai
190.9118.6Iwate Prefecture Route 272 east – Nikarube
196.9122.3Iwate Prefecture Route 5 east – YamagataSouthern end of Iwate Prefecture Route 5 concurrency
199.8124.1Iwate Prefecture Route 5 west – IchinoheNorthern end of Iwate Prefecture Route 5 concurrency
200.5124.6Iwate Prefecture Route 24 west – Ninohe
202.8126.0  Hachinohe Expressway – Morioka, Hachinohe
Iwate Prefecture Route 22 (Karumai Kunohe Route) east – Taneichi, Kuji ,Yamagata
Kunohe Interchange (E4A exit 3)
Karumai209.4130.1Iwate Prefecture Route 264 (Ninohe Karumai Route) – Natsumagi, Kiminarita
212.4132.0  National Route 395 west – NinoheSouthern end of National Route 395 concurrency
217.0134.8Iwate Prefecture Route 33 north – Hachinohe, Nagawa
221.2137.4  Hachinohe Expressway – Morioka, Hachinohe, Misawa
Iwate Prefecture Route 264 (Ninohe Karumai Route) south – Central Karumai
Karumai Interchange (E4A exit 4)
221.3137.5  National Route 395 east – Kuji, ŌnoNorthern end of National Route 395 concurrency
AomoriHachinohe231.3143.7  Aomori Prefecture Route 42 – Nanbu, Hashikami, Hachinohe Expressway
242.4150.6      Aomori Prefecture Route 29 (Hachinohe Belt Highway) – Hachinohe Station, Hashikami, Kuji, Hachinohe Expressway, Hachinohe-Kuji Expressway
244.4151.9  National Route 340 southWestern end of southbound side of National Route 340 one-way pair
244.5151.9  National Route 340 north
  Aomori Prefecture Route 251 west – to National Route 104
Western end of northbound side of National Route 340 one-way pair
246.2153.0  National Route 45 (Hachinohe Bypass) – Towada, Kuji
Aomori Prefecture Route 1 east –Kabushima, Tanesashi Seaside
Northern terminus; eastern end of National Route 340 one-way pair; northbound traffic continues as Aomori Prefecture Route 1 east
1.000 mi = 1.609 km; 1.000 km = 0.621 mi
  •       Closed/former
  •       Concurrency terminus

See alsoEdit

ReferencesEdit

  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 12 February 2020.
  2. ^ "一般国道の路線を指定する政令" (in Japanese). Retrieved 10 October 2019 – via Wikisource.

External linksEdit