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Congestion prediction on Expressway during Golden Week [national version]

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2019 March 26
East Nippon Expressway Co., Ltd.
Central Japan Expressway Co., Ltd.
West Japan Expressway Co., Ltd.
Honshu-Shikoku Expressway Co., Ltd.
(Public foundation) Japan Road Traffic Information Center

NEXCO EAST / NEXCO CENTRAL / NEXCO WEST / JB Motoshi Expressway / (public interest incorporated foundation) Japan Road Traffic Information Center Golden Week period [2019 11 days from April 26 (Fri) to May 6 (Mon)] Expressway of traffic congestion forecast by traffic concentration.

1 Request for distributed usage by forecasting traffic congestion and changing usage days and times

  • After confirming the contents of traffic congestion prediction, Change the day and time of use Etc. Use without traffic congestion please.
    Especially on the Out-bound line Friday, May 3 There is a lot of traffic congestion.
    Especially on the In-bound line From Saturday, May 4 to 5th Sunday There is a lot of traffic congestion.
    ⇒ Days and times when traffic is relatively light Please consider using it!

[Number of traffic congestion predictions of 10 km or more] A total of 432 vertical lines (4 / 26-5 / 6)

[Number of traffic congestion predictions over 10 km] Image image of 187 Out-bound lines (4 / 26-5 / 6)
[Number of traffic congestion predictions of 10 km or more] Image image of 245 In-bound (4 / 26-5 / 6)

Prediction of particularly long traffic jams for each company

IC: Interchange, PA: Parking area, TN: Tunnel

Company classification Vertical line Road name Congestion peak date and time Peak traffic congestion Traffic jam location
East Japan Out-bound line E4 Tohoku Expressway May 3 (Friday) around 8:00 40km Hanyu Hanyu Near PA
In-bound line E4 Tohoku Expressway May 5 (Sun) around 17:00 40km Kazo Kazo near IC
Central Japan Out-bound line E20ChuoExpressway Saturday, April 27, around 6:00
Sunday, April 28, around 6:00		 40km Sagamiko Sagamiko near IC
In-bound line E20ChuoExpressway Saturday, May 4, 16:00
May 5 (Sun) around 16:00		 30km Near ​Kobotoke TN​
E1Tomei Expressway May 5 (Sun) around 16:00 Near Yamato Yamato TN​
Western Japan / Honshi Out-bound line E2 Sanyo Expressway Saturday, April 27, around 11:00
Sunday, April 28, around 11:00		 25km Near ​Minogo Minago TN​
In-bound line E1 Meishin Expressway Friday, May 3 9:00 30km Near Otsu Otsu IC​
E28Kobe-Awaji-Naruto Expressway May 5 (Sun) around 19:00 Near Maiko Maiko TN exit

Providing road traffic information and traffic congestion prediction information

  • Before departure or while traveling Check and utilize the latest road traffic information Please give me.
  • Latest road traffic situation May be subject to traffic congestion due to accidents, weather, etc. Please make use of this before departure or during travel.
  • Traffic congestion forecast , You can see the location of the congestion, the length of the congestion for each time zone, the time of peak congestion, etc. Please use it to plan your travel dates and times.
  • You can use road traffic information and traffic congestion prediction information from the following sites.
  • Traffic jam forecast guide (booklet of traffic jam forecast information) Are distributed at rest facilities.
    * The Traffic Congestion Prediction Guide contains traffic congestion prediction information from April 26 (Fri) to May 6 (Mon).

New approach to providing traffic congestion prediction information

  • We incorporate the latest technology for more convenient and familiar traffic congestion prediction.
Image of "AI traffic jam prediction" of CA Tokyo Wan Aqua-Line Expressway
Image of traffic jam Swissui NAVI

2 Request for relief of traffic congestion

Customer's A little effort will help alleviate traffic congestion. Thank you for your cooperation.

In-bound image of speed decrease caution in slope, etc.
  • [1] In-bound attention to the rate of decrease in the slope
    In-bound in a place that is alerting the slowdown, such as slope, your attention to the speed decrease!
  • [2] Do not reduce the distance between vehicles too much
    Ensure sufficient inter-vehicle distance so that you do not press the brakes while driving!
  • [3] Do not change lanes
    Excessive lane changes during traffic jams will worsen traffic congestion!

3 Request for safe driving

Image of warning of rear-end collision at the end of traffic jam

Accidents frequently occur during traffic congestion. When using the Expressway "Wear all seat belts" Or "Frequent and early breaks" Please take the following precautions.
Also, on the Expressway, you will be alerted for a rear-end collision at the end of the traffic jam, so please be careful and keep ahead.

4 Plans for measures against congestion at rest facilities

Take into consideration the traffic congestion forecast and the past traffic congestion period (GW, Obon, year-end and New Year holidays, etc.) Parking lot arranging staff , Installation of temporary toilet , Secure parking for large vehicles We plan to implement measures against congestion, etc.

(Reference) Comparison with last year's results
Traffic jam scale [1] 2019 prediction ※ 2 [2] 2018 results ※ 3 Difference ([1]-[2])
total going down going up total going down going up total going down going up
Number of traffic congestion of 10km or more * 1 432 times 182 times 245 times 328 times 140 times 188 times +104 times +47 times +57 times
Number of traffic jams over 30km 17 times 6 times 11 times 25 times 9 times 16 times ▲ 8 times ▲ 3 times ▲ 5 times
  • The number of traffic jams of 10 km or more includes the number of traffic jams of 30 km or more.
  • 2019 forecast, 2019 aggregate the 11 days of April 26 (Friday) to May 6 (Monday)
  • The 2018 figures are for 11 days from April 27 (Friday) to May 7 (Monday), 2018 (including traffic congestion due to accidents, etc.).
Image link (external link) to download page of Adobe Acrobat Reader

To view the PDF file, you need the Adobe Systems plug-in software "Acrobat Reader (Japanese version)". If you do not have​​​ Download from here (free)Please use it.