Ōmiya Route
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The , signed as Route S5, is one of the five routes of the
Shuto Expressway The is a network of Toll road, tolled expressways in the Greater Tokyo Area of Japan. It is operated and maintained by the . Most routes are Grade separation, grade separated and have many sharp curves and multi-lane merges that require cauti ...
system serving the
Greater Tokyo Area The Greater Tokyo Area is the most populous metropolitan area in the world, consisting of the Kantō region of Japan (including Tokyo, Tokyo Metropolis and the prefectures of Chiba Prefecture, Chiba, Gunma Prefecture, Gunma, Ibaraki Prefecture, ...
that are located within
Saitama Prefecture is a Landlocked country, landlocked Prefectures of Japan, prefecture of Japan located in the Kantō region of Honshu. Saitama Prefecture has a population of 7,338,536 (January 1, 2020) and has a geographic area of 3,797 Square kilometre, km2 ( ...
. The long radial highway runs north from Bijogi Junction in Toda to Yono Junction in the city of Saitama. It primarily connects the northwestern part of Tokyo and the
Tokyo Gaikan Expressway The is a national Expressways of Japan, expressway in Japan. It is owned and operated by East Nippon Expressway Company. Overview The name Gaikan refers to the route's status as an outer ring road (beltway) for Tokyo. The expressway is also re ...
to Saitama and the Saitama Shintoshin Route which serves the central part of that city.


Route description

Route S5 begins at Bijogi Junction with the Tokyo Gaikan Expressway in Toda as a continuation north for the
Ikebukuro Route The , signed as Route 5, is one of the tolled routes of the Shuto Expressway system serving the Greater Tokyo Area. The route is a long radial highway running north from Chiyoda City to Toda, Saitama. It connects Tokyo's Inner Circular Route in ...
. From this southern terminus, it travels northwest out of Toda, crossing in to the southwestern part of the city of Saitama. Route S5 meets its northern terminus at Yono Junction where it intersects Japan National Routes 16 and 17 one last time and then continues on as the Saitama Shintoshin Route eastward towards the central part of the city of Saitama. The expressway is paralleled by the Shin-Ōmiya Bypass, a highway signed as National Route 17 which serves as a
frontage road A frontage road (also known as an access road, outer road, service road, feeder road, or parallel road) is a local road running parallel to a higher-speed, limited-access road. Where parallel high-speed roads are provided as part of a maj ...
to the expressway. Due to this, all of the interchanges along the expressway, aside from the one at its southern terminus at Bijogi Junction, have incomplete access since drivers can continue along the frontage road and eventually find an entry point to the expressway. The speed limit is set at 80 km/h along the entire route.


History

The entirety of the Ōmiya Route was opened to traffic on 18 May 1998. In preparation for increased congestion during the
2020 Summer Olympics The officially the and officially branded as were an international multi-sport event that was held from 23 July to 8 August 2021 in Tokyo, Japan, with some of the preliminary sporting events beginning on 21 July 2021. Tokyo ...
, new traffic-control systems were installed along many expressways in the Tokyo area. The only instance of further controls being installed along the expressway was at its northern terminus at Yono Junction


Junction list

The route lies entirely within
Saitama Prefecture is a Landlocked country, landlocked Prefectures of Japan, prefecture of Japan located in the Kantō region of Honshu. Saitama Prefecture has a population of 7,338,536 (January 1, 2020) and has a geographic area of 3,797 Square kilometre, km2 ( ...
.


See also

* *


References


External links

* {{Shuto Expressway S5 Roads in Saitama Prefecture 1998 establishments in Japan