Ken-o Expressway (Ken-O Road)
Notice of opening time between "Kanzaki IC-Daiei JCT"

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Tuesday, January 27, 2015
Ministry of Land, Infrastructure, Transport and Tourism Kanto Regional Development Bureau Joso National Highway Office
East Nippon Expressway Co., Ltd. Kanto Regional Head Office Mito construction office

Ministry of Land, Infrastructure and Transport Kanto Regional Development Bureau and the East Nippon Expressway Co., Ltd. is Route 468 and proceed with business in collaboration Ken-o Expressway (Ken-O Road from Kanzaki IC of) for between Daiei JCT, the 2014 year-end Toward the completion, we have carried out the construction while constructing holidays and extending the construction time with the cooperation of the locals.

In the embankment work on soft ground in the section, soft ground countermeasures were implemented, but since consolidation settlement more than expected occurred, the construction work proceeded while implementing additional measures.

As a result of reviewing the construction process in response to this, it is expected that it will be open by May 2015.

We will do our utmost to make the opening as soon as possible, and we ask for your understanding and cooperation.

Route overview

Ken-O Road is a high-standard highway with a length of about 300km, which is planned to be located in a radius of 40km to 60km from the city center. It connects cities such as Yokohama, Atsugi, Hachioji, Kawagoe, Tsukuba, Narita, Kisarazu. , Tokyo Wan Aqua-Line Expressway, Tokyo This is the outermost ring road of the three ring roads in the metropolitan area, which forms a wide-area trunk road network in the metropolitan area together with the outer ring road.

It plays many roles such as facilitating road traffic in the Tokyo metropolitan area, improving the environment, strengthening communication between cities along the route, supporting regional development, and functioning as an alternative road in the event of a disaster.

Section overview

Route name: National highway No. 468 Ken-o Expressway

Section extension:
10.0km (between Kozaki IC and Daiei JCT)
Number of lanes:
Provisional 2 lanes
Planned consolidation facilities:
Kozaki IC Route 356
Shimosafusa IC Prefectural Road 63 Narita Shimosafusa Line
Daiei JCT Higashi-Kanto Expressway Mito Line

The opening of the Koei IC to the Daiei JCT will connect the Joban Expressway and the Higashi-Kanto Expressway Mito Line, and it is expected that access to Narita Airport will be improved.

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