Congestion prediction on Expressway during Obon period
[National version]

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  • Congestion prediction on Expressway during Obon period [national version]

July 10, 2015
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 Highway / (public interest incorporated foundation) Japan Road Traffic Information Center Obon period [11 days from Thursday, August 6th to Sunday, August 16th, 2015] We have compiled a traffic jam forecast based on the concentration of traffic on the Expressway.

Congestion tendency and request for distributed use
  • A lot of traffic jams from Thursday, August 13th to Sunday, August 16th I predict.
  • Avoiding traffic congestion based on the forecast content Do distributed use.
  • Before departure and during use Utilization of the latest road traffic information To.

1 Congestion prediction

Days when it is predicted that congestion of 10 km or more will occur frequently
[Out-bound line]: Thursday, August 13 [In-bound Line]: Saturday, August 15

[Number of traffic congestion predictions over 10 km] Vertical line total 419 times
Image of Out-bound line
10km or more of the traffic jam prediction number of times In-bound image of lines

[Each company's prediction of particularly long congestion]
IC: Interchange, SA: Service area, TN: Tunnel

Company classificationVertical lineRoad nameCongestion peak date and timePeak traffic congestion Traffic jam location
East JapanOut-bound lineKan-Etsu ExpresswayThursday, August 13th, around 9:0045㎞Near Hanazono IC
In-bound lineKan-Etsu ExpresswaySaturday, August 15th, around 18:0045㎞Near Takasaka SA
Central JapanOut-bound lineChuoExpresswayThursday, August 13th, around 6:0035㎞Near Sagami Lake IC
In-bound lineTomei ExpresswaySaturday, August 15, around 17:0040㎞Near Yamato TN
Western Japan / HonshiOut-bound lineChugoku ExpresswayThursday, August 13th around 7:0035㎞Near Takarazuka East TN
In-bound lineKyushu ExpresswaySaturday, August 15th, around 18:0030㎞Near Hirokawa IC

2 Request for distributed use

  • Of expected traffic congestion Drive plans that avoid time zones!
  • Relatively little traffic congestion Drive plan from night to early morning!

[Avoidance effect during peak traffic hours]

For example, if you use the Tomei Shizuoka IC to the Tokyo IC on Friday, August 15, 2014, By changing the departure time, you can avoid congestion and shorten the time required. was. (See table below)

Image of avoidance effect during peak traffic hours

[Providing road traffic information and traffic congestion prediction information]

  • 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.
  • We also distribute a traffic jam forecast information booklet (congestion forecast guide) at rest facilities.

3 Requests for alleviating traffic congestion

Image of request for relief of traffic congestion

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

  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, for your cooperation to speed recovery!
  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!

4 Request for safe driving

Accidents frequently occur during traffic congestion. When using the Expressway "Wear all seat belts" When "Frequent and early breaks Please keep in mind. In addition, on the Expressway we guide you to the warning of a rear-end collision at the end of a traffic jam.

5 Measures for congestion measures at rest facilities

Considering the traffic congestion forecast and the past traffic congestion period (GW, Obon, year-end and New Year holidays, etc.) Arrangement of parking lot organizers, installation of temporary toilets, and securing of parking spaces We will implement measures such as congestion.

(reference)
In 2014 results, It includes traffic jams caused by accidents.

Traffic jam scale(1) FY2015 forecast(2) FY2014 results *2Difference ((1)-(2))
totalgoing downgoing uptotalgoing downgoing uptotalgoing downgoing up
Number of traffic congestion of 10km or more * 1419 times164 times255 times437 times173 times264 times▲18 times▲9 times▲9 times
Number of traffic jams over 30km28 times13 times15 times27 times11 times16 times+1 time+2 times▲ once
*1 The number of traffic jams of 10 km or more includes the number of traffic jams of 30 km or more.
*2 FY2014 results are calculated for 11 days from August 7th (Thursday) to 17th (Sunday) in 2014.
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