[C4] Between Ken-o Expressway Matsuo Yokoshiba IC and Ichihara Tsurumai IC, and
Choshi connecting road between Matsuo Yokoshiba IC and Yokoshiba Hikari IC
Notice of traffic closure at night (5 nights)

November 6 (Mon) - November 10 (Fri) From each day and night 21:00 to the next morning 5:00
 ~We will perform pavement repair work, road structure repair/inspection, and smart IC construction preparation work~

  • Corporate Top
  • Press Room
  • Press Release Kanto Regional Head Office
  • [C4] Ken-o Expressway Matsuo Yokoshiba IC-Ichihara Tsurumai IC and Choshi connecting road Matsuo Yokoshiba IC-Yokoshiba Hikari IC Night-time closure (5 nights)

October 23, 2017
East Nippon Expressway Co., Ltd.
Ichihara Management Office
Tokyo Wan Aqua-Line Expressway Management Office
Kisarazu Construction Office

NEXCO EAST Ichihara Management Office (Ichihara City, Chiba Prefecture) and Tokyo Bay Aqualine Management Office (Kisarazu City, Chiba Prefecture), Kisarazu Construction Office (Kisarazu City, Chiba Prefecture)C4 Ken-o Expressway (hereinafter "Ken-O Road") Matsuo Yokoshiba Interchange (hereinafter "IC")-Ichihara Tsurumai IC paving repair work and repair/inspection of road structures, Oamishirasato smart interchange (hereinafter "SIC") ・We will carry out night traffic closures in preparation for the construction of Mobara Nagashi SIC.

In addition, Ken-O Road for about even between Choshi Contact road Matsuo Yokoshiba IC ~ Hikari Yokoshiba IC to be connected with the (Chiba road Corporation management), customers that has flowed from Hikari Yokoshiba IC can not answer the general road from Yokoshiba Matsuo IC, It will be closed (no inflow).

We sincerely apologize for the inconvenience, but we ask for your understanding and cooperation so that you may have some time when you go out.

1 closed section and date and time

(1) Closed section

Ken-O Road Matsuo Yokoshiba IC-Inside and outside of Ichihara Tsurumai IC
Choshi connecting road Matsuo Yokoshiba IC-Yokoshiba Hikari IC up and down lines

Image image of closed section

(2) Closing date and time 
​ November 6 (Mon) - 10 (Fri), 2017 from 21:00 to 5:00 the next morning (8 hours per day)
 <Preliminary day> 13 (Mon) - 17 (Fri)

Image of closed days
  • In case of stormy weather, it will be postponed to the spare day. (Postponed for the number of days that it was canceled.)
  • Judgment of construction will be made around 16:00 on the day of construction.

2 Detour

Choshi connecting road When the road between Yokoshiba Hikari IC and Ken-O Road Expressway Hara Tsurumai IC is closed, the detours are Route 126, Route 128 and Route 409. In addition, Ken-O Road traffic and to and from the Togane JCT Ken-O Road not available for Togane IC of. Please drive carefully. (You can use the Togane IC on the Chiba-Togane Road.)

Customers from Tokyo/Kanagawa/Kimitsu will pass Keiyo Road or Tateyama Expressway and from Chiba-Togane Road or Ken-O Road (Ichihara Tsurumai IC), national highway 126, national highway. Please use Route 128 and National Route 409.

The time required between the Yokoshiba Hikari IC and the Ichihara Maizuru IC is usually about 45 minutes, but if you make a detour, the time required will be about 90 minutes (about 45 minutes increase), so please be sure to have enough time to go.

Image of detour

Togane JCT detailed map

Choshi Contact road Hikari Yokoshiba IC ~ Ken-O Road when closed to traffic between Ichihara Tsurumai IC is, Ken-O Road traffic and to and from the Togane JCT Ken-O Road is Togane IC of can not be available, thank you for traveling while attention .. You can use the Togane IC on the Chiba-Togane Road.

Image of Togane JCT detailed drawing

3 Construction overview

Ken-O Road Matsuo Yokoshiba IC ~ Ichihara Tsurumai between IC is a 2 lane section (two-lane), the damaged pavement repair and repair and inspection and Oamishirasato SIC-Mobara Nagara SIC construction of road structures We will close the road to carry out preparatory work.

In order to minimize the impact on customers, we will carry out traffic closures during the nighttime on weekdays when traffic is light and carry out construction work intensively and efficiently.

We ask for your understanding and cooperation so that customers can use the Expressway safely and comfortably.

Image image of pavement repair work
Pavement repair work
Mobara Nagashi SIC image preparation image (image)
Mobara Nagashi SIC construction preparation (image)

4 How to obtain traffic information

(1) Information on traffic closures
  • We will post billboards, posters, leaflets, etc. at toll booths, rest facilities, etc.
  • Banners Ken-O Road, Chiba-Togane Road will be posted to the Matagamichi Bridge.
(2) Road traffic information that can be obtained before going out
  • NEXCO東日本お客さまセンター(24時間オペレーターが対応します。)
    ナビダイヤル:0570-024-024
    または、TEL:03-5338-7524
  • NEXCO EAST Road Information Site "Dora Tora"
    [PC]
    [Mobile] http://m.drivetraffic.jp/
  • For the latest regulatory information, see DraTra "Please refer to the.
  • ハイウェイテレホン(5分毎に更新される最新情報を24時間提供)
    千葉局 043-257-1620
    (携帯電話・PHS短縮ダイヤル#8162
  • 日本道路交通情報センター(JARTIC)の道路交通情報
    全国共通ダイヤル 050-3369-6666(携帯短縮ダイヤル#8011
    ※全国どこからでも最寄りの情報センターに接続します。
    ※PHS、IP電話など一部の電話からはご利用できません。
    全国・関東甲信越情報 050-3369-6600
    千葉情報 050-3369-6612
    ホームページ【PC】

(3) Road traffic information available while driving

  • Road information board
  • Highway radio (AM1620kHz)
    The highway radio section is indicated by signs on the Expressway.
  • Highway information terminal
    Wide area road information is provided in an easy-to-understand manner on the monitor screens installed in SA/PA.
    Higashi-Kanto Expressway Wangan Makuhari PA (upper and lower) / Shisui PA (upper and lower)
    Tateyama Expressway Ichihara SA (up and down)
    Keiyo Road Makuhari PA (upper and lower)
    Chiba-Togane Road Noro PA (In-bound)
    Tokyo Wan Aqua-Line Expressway Umihotaru PA
  • VICS
    Road traffic information can be obtained with VICS-compatible onboard equipment such as car navigation.
* Twitter's official account "NEXCO EAST​ (Kanto)" (@e_nexco_kanto ) Also distributes information.
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