Ken-O Road Okagawa Kitamoto IC and the Shiraoka Iris IC
Opening at 15:00 on Saturday, October 31st (2nd report)

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  • Ken-O Road between the Okagawa Kitamoto IC and the Shiraoka Iris IC opened on Saturday, October 31 at 15:00 (2nd report)

October 19, 2015
Ministry of Land, Infrastructure and Transport
East Nippon Expressway Co., Ltd.

Opening of the Ken-O Road

The opening time between the Okegawa Kitamoto IC and Shiraoka Irisa IC of National Highway No. 468 Ken-o Expressway (Ken-O Road), where the Ministry of Land, Infrastructure, Transport and Tourism Kanto Regional Development Bureau and East Nippon Expressway Co., Ltd. are working together, is determined. I will inform you.

  • Opening date Saturday, October 31, 2015
  • Opening time 15:00
  • Total length 10.8km
  • Regarding the opening date, we will make a press release on September 29, 2015.

Opening of Ageo Road

As for Ageo Road, the section that is currently open in 2 lanes will be opened in 4 lanes simultaneously with the opening of the Ken-O Road O Expressway.

  • 5.4km extension
  • We will inform you about the opening time of the remaining section separately because we are proceeding with the construction while considering the environment while taking into account the opinions of experts.

Ken-O Road History of opening all lines in Saitama prefecture

  • Ken-O Road The Saitama prefecture section will form a new east-west transportation axis within the prefecture and will connect major highways such as Kan-Etsu Expressway and Tohoku Expressway.
  • In March 1996, the section between Ome IC and Tsurugashima JCT became the first open section on the Ken-O Road O Expressway, and it continued to extend thereafter. Due to the opening of Okegawa Kitamoto IC to Shiraoka Iris IC on October 31, 2015, all lines in the Saitama section of the Ken-O Road will be opened.
  • Ken-O Road Saitama Prefecture Section
    Extension: 58.4km
    Section: Metropolitan prefectural border (Iruma city)-Ibaraki prefectural border (Satte city) (Iruma-shi large tree Murenji-Satte-shi large tree grove)
  • Detail is This [PDF: 699KB]

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 center of Tokyo 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. To date, approximately 230 km have been opened.
  • 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
    ○ Number of lanes: 4 lanes
    ○Opening IC: Okegawa Kano IC
    ○Access Road: (Main) Kawagoe Kurihashi Line
    ○Opening PA: Iris PA

■Location map of the section opened this time

Image image of the location map of the opening section this time

■ Standard cross section of the section opened this time

Image of Standard cross-section of the opening section

■ Status of the section opened this time

Image image of the situation of the section opened this time

Reference material

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