We will inform you about the stock effect of Ken-O Road

~ Ken-O Road Saitama section 1 month after opening of all lines ~
* Stock effect: An effect that can be obtained continuously over the medium to long term by the functioning of the developed social capital.

  • Corporate Top
  • Press Room
  • Press Release Kanto Regional Head Office
  • We will inform you about the stock effect of Ken-O Road

December 25, 2015
Ministry of Land, Infrastructure and Transport
East Nippon Expressway Co., Ltd.

Main stock effect

  • Avoid traffic jams in the city center and head to your destination
    Ken-O Road was not pass through the inside [Tomei Expressway ⇔ Tohoku Expressway transportation of] Significant decrease from 90% to 30%
    Traffic volume via the Shuto Expressway Central Loop Line 4,300 units/day ⇒ 2,300 units/day
    On the Shuto Expressway Central Circular Line (Ohashi JCT-Kohoku JCT) where traffic volume has decreased Congestion reduced by about 20%
  • Make tourist spots near the Kanto area more accessible
    Kinugawa Onsen The number of guests decreased by 5% year on year due to the typhoon 20% more guests from Kanagawa Voice
  • Contributing to improved productivity for companies located along the railway line
    Travel time is shortened, Improved productivity due to efficient delivery Expected to lead to
    Standard delivery range Large 1.2 times (radius 80km → 100km) Voice
  • Traffic volume in this section
    Ken-O Road (Okegawa Kano IC ~ Shiraoka irises IC): average 32,600 vehicles / day
In addition, the Tohoku Expressway from Joban Expressway is Ken-O Road leads in.
Ken-O Road (Sakai Furukawa IC-Tsukuba Chuo IC) Scheduled to open in 2016

Effect 1 Avoid traffic jams in the city center and reach your destination

  • Ken-O Road was not pass through the inside [Tomei Expressway ⇔ Tohoku Expressway traffic is 90% ⇒3 percent and significantly reduced the]
  • Traffic on the central loop line decreases by about 2%, and traffic congestion decreases by about 20%
  • It is expected that the traffic passing through the remaining inside will be converted by applying a new high-speed toll
Image image to the destination avoiding the traffic jam in the city center

Effect 2 Make tourist spots near the Kanto area more accessible

  • Ken-O Road Opening of Saitama section, revitalizing tourist destinations in the Kanto area
  • Kinugawa Onsen ryokan officials said that the number of guests from Kanagawa prefecture increased by 20%
  • Expected to increase the number of foreign tourists by further connecting the Ken-O Road
Image image that tourist spots near Kanto are closer

効果3 沿線に立地する企業の事業拡大・生産性向上に期待

  • Ken-O Road expectation that travel time is shortened, the delivery lead to improved productivity for efficient
    It is said that the Standard delivery range has Large 1.2 times (radius 80km → 100km) with this opening.
Image image of companies that are located along the railway line with expectations for business Large and productivity improvement

Reference 1 Traffic situation after opening

  • In the Tomei Expressway, Ken-O Road by bypass function of Ken-O Road traffic volume of the inside is decreased (-5,500 vehicles / day)
    Outside the ring road running parallel to this opening section, Ken-O Road traffic volume is reduced by conversion to (-6,300 vehicles / day)
  • The average traffic volume of the newly opened section (Okegawa Kano IC-Shiraoka Iris IC) is 32,600 vehicles/day.
  • So far in the opening to have Ken-O Road of Kan-Etsu Expressway- between Central Road, Chuo Expressway - Tomei traffic volume increased by about 10% each between the high-speed
Image of traffic situation after opening

Overview of the Ken-O Road Expressway section

  • Ken-o Expressway (Ken-O Road) is a total area planned to be located within a radius of 40-60km from the city center for the purpose of facilitating road traffic in the metropolitan area and strengthening communication between cities along the line. It is a ring-shaped motorway with a length of about 300 km. On Saturday, October 31, 2015, the extension of about 10.8km between Okegawa Kitamoto IC and Shiraoka Iris IC was opened, and Ken-O Road Saitama section was fully opened. Ken-O Road The Saitama section began in 1985 with the commercialization between the prefectural border and Kan-Etsu Expressway, and it has reached the opening of all lines after about 30 years. With this opening, Ken-O Road has been open for about 241 km so far.
  • Outline of the section opened this time
    Route name: National Route 468 Ken-o Expressway (Ken-O Road)
    ○Opening section: Okegawa Kitamoto IC (Kawataya, Okegawa City, Saitama Prefecture)-Shiraoka Iris IC (Kamiosaki, Iris-cho, Kuki City, Saitama Prefecture)
    ○Opening date: 15:00 on Saturday, October 31, 2015
    ○ Extension: 10.8km
    ○Opening IC: Okegawa Kano IC
    ○ Number of lanes: 4 lanes
    ○Opening PA: Iris PA
Image of the four roles of the ring road

Location map of this open section

Image image of the location map of the opening section this time
Image image of image link (external link) to download page of Adobe Acrobat Reader

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