Naha Airport Expressway

The Naha Airport Expressway (那覇空港自動車道, Naha Kūkō Jidōsha-dō) is an expressway on Okinawa Island in Okinawa Prefecture, Japan. The expressway has a length of 11.7 kilometres (7.3 mi). The Ministry of Land, Infrastructure, Transport and Tourism maintains most of the expressway, but the West Nippon Expressway Company is the owner and operator of a short section of the expressway at its eastern end. It is signed E58 as a spur route of the Okinawa Expressway under the "2016 Proposal for Realization of Expressway Numbering".[2] It also carries the entire length of National Route 506.[1]

Naha Airport Expressway sign
Naha Airport Expressway
那覇空港自動車道
The Naha Airport Expressway highlighted in red
Route information
Length11.7 km[1] (7.3 mi)
Existed2000–present
Component
highways		 National Route 506
Major junctions
East endNishihara Junction in Nishihara
Okinawa Expressway
Major intersections National Route 507
West endTomigusuku-Nakachi Interchange in Tomigusuku
National Route 331 / Okinawa Prefecture Route 256
Location
CountryJapan
Highway system
← National Route 505→ National Route 507

History
The Naha Airport Expressway in Haebaru

The Naha Airport Expressway first opened on 23 June 2000 between its eastern terminus at the junction with the Okinawa Expressway and Haebaru-minami Interchange. It was extended further west on 26 April 2003 from Haebaru-minami Interchange to Tomigusuku Interchange. It was extended to its current western terminus at Tomigusuku-Nakachi Interchange on 22 March 2008.[3]

Junction list

The entire expressway is in Okinawa Prefecture.

Locationkm[4]miExitNameDestinationsNotes
Nishihara00.01-1Nishihara Okinawa ExpresswayEastern terminus; eastbound exit, westbound entrance
Haebaru1.71.1A1Haebaru-kita National Route 329 – Yonabaru, Naha
5.93.7A2Haebaru-minami National Route 507 / Okinawa Prefecture Route 82 – Yaese, Naha
Tomigusuku9.45.8A3TomigusukuOkinawa Prefecture Route 7 – Itoman, Naha
12.17.5A4Tomigusuku-Nakachi National Route 331 (Oroku Bypass) – Naha Airport, Naha
Okinawa Prefecture Route 68 – Nakachi		Western terminus; highway continues as the Oroku Bypass
1.000 mi = 1.609 km; 1.000 km = 0.621 mi

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 3 September 2020.
  2. "Japan's Expressway Numbering System". www.mlit.go.jp.
  3. "一般国道５０６号豊見城東道路" [General National Route 506 Tomigusuku East Road] (in Japanese). 2009. Retrieved 3 September 2020.
  4. Google (3 September 2020). "Naha Airport Expressway" (Map). Google Maps. Google. Retrieved 3 September 2020.
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