Congestion prediction and countermeasures during summer traffic congestion [in Niigata Prefecture]

~ Peak of congestion is Out-bound on August 12 (Saturday), In-bound August 13 (Sun), 14 days (Mon) -

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  • Congestion prediction and countermeasures during summer traffic congestion [in Niigata Prefecture]

July 14, 2017
East Nippon Expressway Co., Ltd.
Niigata office

NEXCO EAST Niigata branch (Niigata city Chuo Ward), summer traffic congestion period from Nagaoka fireworks to Bon Festival[15 days from August 2 (Wed),2017 - August 16 (Wed)] This section summarizes the places where traffic congestion is predicted due to traffic concentration in Niigata Prefecture and the countermeasures.

1 Request for distributed use

  • On Expressway Niigata Prefecture, during the period, Peak 1km or more Is predicting congestion.
    (The place where traffic jam is predicted is Attachment 1 [PDF: 329KB], Attachment 2 [PDF: 122KB] As of)
  • This traffic congestion forecast is based on the traffic conditions during past traffic congestion.
  • Traffic conditions can change significantly depending on accidents and weather, so be sure to check the latest road traffic information before leaving and take time to go out. For information on how to obtain road traffic information and requests for safe use of Expressway, please see Attachment 3 [PDF: 110KB] Please refer to because it is described in.

2 Initiatives for congestion measures

Regarding congestion countermeasures, we will implement the following measures based on this traffic congestion forecast and past congestion situation. Also, in the past traffic congestion period, small cars were parked in large cars, which caused inconvenience to large cars, and we plan to secure parking for large cars.

  1. Main line section
  2. In-bound speed decrease reminder measures at the hill, such as ※ 1
    In-bound speed lowering alert measures in slope, etc. ※ 1 of the image image
    Measures to alert the rear end of a traffic jam
    Image image of measures to alert the rear end of a traffic jam
    • 1: In-bound in the section where the speed such as temporarily slope decreases, shrinks inter-vehicle distance, for congestion by vehicle braking occurs, LED sign Will provide speed recovery information.

  3. Rest facility
  4. Arrangement of parking lot organizers at rest facilities
    Image of parking lot arranging staff at rest facilities
    Secure parking for large vehicles
    Image image of securing large vehicle parking

3 Extension of business hours at rest facilities

During the summer traffic congestion period, we are Large our normal business hours and look forward to your visit.
Please note that business hours vary depending on the rest facility. Attachment 4 [PDF:173KB] See


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