Contents

Yonago Expressway

Expressway in Okayama and Tottori prefecture, Japan

Yonago Expressway
米子自動車道
Route information
Length	66.5 km (41.3 mi)
Existed	1989–present
Major junctions
From	Ochiai JunctioninManiwa, Okayama Chūgoku Expressway
To	Yonago InterchangeinYonago, Tottori San'in Expressway
Location
Country	Japan
Major cities	Hōki
Highway system
National highways of Japan Expressways of Japan

The Yonago Expressway (米子自動車道, Yonago Jidōsha-dō) is a national expressway in the Chūgoku regionofJapan. It is owned and operated by West Nippon Expressway Company.

Overview[edit]

The expressway is officially referred to as the Chūgoku-Ōdan Expressway Okayama Yonago Route.

The route connects the city of Yonago with the Chūgoku ExpresswayinOkayama Prefecture. From the terminus at Yonago Interchange, there are plans to extend the route northward to the terminus of the city of Sakaiminato.

The first section of the expressway was opened to traffic in 1989 and the entire route was completed in 1992. The route was originally 2 lanes only, one in each direction. However expansion to two lanes in each direction has proceeded gradually over the years. Expansion of the southern half (between Ochiai Junction and Hiruzen Interchange) was completed in 2011.

List of interchanges and features[edit]

This article contains a bulleted list or table of intersections which should be presented in a properly formatted junction table. Please consult this guideline for information on how to create one. Please improve this article if you can. (November 2021)

• IC - interchange, SIC - smart interchange, JCT - junction, SA - service area, PA - parking area, BS - bus stop, TN - tunnel, BR - bridge

No.	Name	Connections	Dist. from Origin	Bus Stop	Notes	Location
(15)	Ochiai JCT	Chūgoku Expressway	0.0			Maniwa	Okayama
1	Kuse IC	National Route 181	3.2	○
PA	Ueno PA		7.2
TN	Suribachiyama Tunnel				northbound: 4,090 m (13,420 ft) southbound: 4,100 m (13,500 ft)
2	Yuhara IC	National Route 313 Hōjō Yubara Road (planned)	15.6	◆	Bus stop closed
TN	Tamadayama Tunnel				northbound: 1,655 m (5,430 ft) southbound: 1,630 m (5,350 ft)
BS	Futagawa BS		24.0	◆	Bus stop closed
SA	Hiruzen-kōgen SA		32.5
3	Hiruzen IC	National Route 482	33.5
TN	Mihirayama Tunnel				Length - 1,529 m (5,016 ft)
						Kōfu	Tottori
TN	Miyaichi Tunnel				northbound: 340 m (1,120 ft) southbound: 370 m (1,210 ft)
4	Kōfu IC	National Route 181 National Route 183 National Route 482 Kōfu Miyoshi Road (planned)	48.9	○
TN	Neubara Tunnel				Length - 720 m (2,360 ft)	Hōki
5	Mizoguchi IC	Tottori Prefectural Route 45	57.2	○
5-1	Daisen PA Daisen-kōgen SIC	Tottori Prefectural Route 326	61.7	○
TB	Yonago TB		66.1			Yonago
6 (16)	Yonago IC/JCT	San'in Expressway National Route 431	66.5		JCT:Northbound exit only IC:Southbound entrance only
Through to Sakaiminato (planned)

External links[edit]

• (in Japanese) West Nippon Expressway Company

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