About night traffic closures on the Joshin-Etsu Expressway (Shinshu Nakano IC-Shinanomachi IC)

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  • About night traffic closures on the Joshin-Etsu Expressway (Shinshu Nakano IC-Shinanomachi IC)

Construction on Tuesday, September 11 was postponed to Wednesday, September 12. (Updated on September 11)

August 9, 2007
East Nippon Expressway Co., Ltd.
Kanto Regional Head Office management office

NEXCO EAST Nagano Management Office (Nagano City, Nagano, Director: Hiroshi Yoshida) has emergency equipment in the tunnel between the Shinshu Nakano Interchange and the Shinanomachi Interchange on the Joshin-Etsu Expressway We will inform you that we will be closed at night to intensively check and repair lighting equipment, pavement repair, and maintenance of traffic safety facilities.

1 closed section and date and time

Joshin-Etsu Expressway Shinshu Nakano IC-Shinanomachi IC vertical line (extension 20.9km)

Monday, September 10, 2007 2 nights from 21:00 every night to 5:00 (8 hours) the next morning
Tuesday, September 11, 2007

  • The Kurohime Nojiriko parking area (upper and lower lines) will be closed from 20:30.

In case of stormy weather, it will be postponed to the next day.
In case of stormy weather, the decision on whether or not to close at night will be made at 6:00 pm on the day of the implementation.

2 Construction overview

Joshin-Etsu Expressway between Shinshu Nakano IC and Shinanomachi IC is a 2-lane section of approximately 21km (including some 4 vehicle sections), of which tunnel accounts for approximately 29% (approximately 6km). In order for customers to use it safely, it is necessary to regularly inspect tunnel emergency equipment and lighting equipment, replace lamps, repair road damage points and maintain/inspect traffic safety facilities. As a method of minimizing the impact of the above, the road will be closed during the night of weekdays when traffic is light, and construction work will be carried out intensively and efficiently.

[Main work contents]

・Road maintenance work

Tunnel side wall cleaning
Image image of tunnel side wall cleaning
Circular waterway cleaning
Image image of circular waterway cleaning
  • Clean the tunnel interior plate to ensure visibility. In addition, it cleans the debris from the waterways to ensure its function.
Road surface repair
Image of road surface repair
Post cone cleaning/replacement
Image image of post cone cleaning and replacement
  • We will improve the drivability and safety by improving the damaged areas on the pavement and replacing the lane markings.

・Tunnel equipment

Tunnel lighting equipment cleaning/inspection Emergency equipment cleaning/inspection
Image of cleaning and inspection of tunnel lighting equipment
Jet fan cleaning/inspection
Image of jet fan cleaning and inspection
  • We will inspect and clean the tunnel lighting, ventilation equipment and emergency equipment to keep them in good condition.

3 detour

If you use the relevant section when the road is closed, there is a route that bypasses the main local road Nakano-Toyono line and general national roads 117 and 18. It takes about 20 minutes from Shinshu Nakano IC to Shinanomachi IC, but if you use the detour route, it will take about 30 minutes, so if you use this section, please be sure to have enough time to go out. ..

Detour status map

Image of detour status map

4 Regarding transfer fare adjustment due to suspension of traffic

The closures Expressway once flows out, with regard to customers who Noritsuga the general road again in the same direction, bypassing, to give you at the interchange once outflow "Expressway the closures transfer certificate" after the transit first exit If you submit it at the interchange, you will receive the adjustment amount calculated by the prescribed adjustment method.

If you are using ETC, please use the ETC lane at the toll booth as usual. Even in this case, you will be billed with the same amount of adjustment.

Closed section Certificate issuance interchange Re-inflow designated interchange
In-bound line
Shinanomachi IC-Shinshu Nakano IC
Shinanomachi IC Shinshu Nakano IC
Out-bound line
Shinshu Nakano IC-Shinanomachi IC
Shinshu Nakano IC Shinanomachi IC

5 Information on road closure information

  1. Information on road closures
    • We will distribute posters, notice signs, banners, banners, etc., and leaflets at each toll booth, service area (SA), etc.
    • 弊社ホームページでも当プレスリリース資料の掲載を行います。
    • NEXCO EAST Customer Center is also available.
      ナビダイヤル:0570-024-024(24時間対応)
      (PHS、IP電話のお客さま:03-5338-7524
  2. Road traffic information that can be obtained before going out
    • ハイウェイテレホン(5分毎に最新情報を24時間提供)
      所沢局042-946-1620 前橋局:027-252-1620 長野局:026-278-1620
      八王子局:0426-92-1620 甲府局:055-275-1620 諏訪局:0266-57-1620
      上越局025-535-1620 福井局:0776-57-1620 金沢局:076-253-1620
      富山局076-476-1620 新潟局:025-370-1620 岐阜局:058-259-1620
      • It will be offered 10 days before the closing day.
    • ハイウェイFAX(5分毎に最新情報を24時間提供)ナビダイヤル FAX:0570-00-1625
      • Connect to the nearest highway fax relay station from anywhere in the country (excluding Hokkaido and Okinawa).
        (Not available from mobile communications such as car phones and mobile phones)
    • Japan Road Traffic Information Center Road Traffic Information
      Telephone Number
      全国統一番号:0570-01-1011
      全国・関東甲信越情報:03-3264-1331
      • Connect to the nearest information center from anywhere in Japan.
        (Not available from mobile communications such as car phones and mobile phones)
  3. Road traffic information available while driving
    • Variable road information board
    • Highway radio (1620kHz)
    • Highway Information Terminal (Traffic information will be announced on the TV screen in an easy-to-understand manner.)
      Kan-Etsu Expressway: Miyoshi PA (up and down), Kosaka SA (up and down), Kamisato SA (up and down), Akagi Kogen SA (up and down)
      Joshinetsu Road: Fujioka PA (upper), Yokogawa SA (upper and lower), Tobu Yunomaru SA (upper and lower), Matsushiro PA (upper), etc.
      Nagano Road: Azusa River SA (up and down), Rejection SA (up and down)
      Chuo Expressway: Ishikawa PA (up and down), Dangozaka SA (up and down), Futaba SA (up and down), Lake Suwa SA (up and down), etc.
    • VICS (You can get road traffic information with a VICS-compatible car navigation system.)